diff --git a/hadoop-mapreduce-project/CHANGES.txt b/hadoop-mapreduce-project/CHANGES.txt
index 635b709e612..72c55e058a7 100644
--- a/hadoop-mapreduce-project/CHANGES.txt
+++ b/hadoop-mapreduce-project/CHANGES.txt
@@ -223,6 +223,9 @@ Release 0.23.1 - Unreleased
MAPREDUCE-3774. Moved yarn-default.xml to hadoop-yarn-common from
hadoop-server-common. (Mahadev Konar via vinodkv)
+ MAPREDUCE-3771. Un-deprecated the old mapred apis, port of MAPREDUCE-1735.
+ (acmurthy)
+
OPTIMIZATIONS
MAPREDUCE-3567. Extraneous JobConf objects in AM heap. (Vinod Kumar
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/DistributedCache.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/DistributedCache.java
index fc623210d81..3b9424a81c9 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/DistributedCache.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/DistributedCache.java
@@ -119,9 +119,7 @@ import org.apache.hadoop.mapreduce.Job;
* @see org.apache.hadoop.mapred.JobConf
* @see org.apache.hadoop.mapred.JobClient
* @see org.apache.hadoop.mapreduce.Job
- * @deprecated Use methods on {@link Job}.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class DistributedCache extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/package-info.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/package-info.java
index 499007c16aa..7e0f20d1bf1 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/package-info.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/filecache/package-info.java
@@ -16,8 +16,4 @@
* limitations under the License.
*
*/
-/**
- * Deprecated. Use {@link org.apache.hadoop.mapreduce.Job} instead.
- */
-@Deprecated
package org.apache.hadoop.filecache;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ClusterStatus.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ClusterStatus.java
index 7c8f8eb5f47..00775d2c2eb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ClusterStatus.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ClusterStatus.java
@@ -62,9 +62,7 @@ import org.apache.hadoop.mapreduce.Cluster.JobTrackerStatus;
* {@link JobClient#getClusterStatus()}.
*
* @see JobClient
- * @deprecated Use {@link ClusterMetrics} or {@link TaskTrackerInfo} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ClusterStatus implements Writable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
index 9d8a2a71da8..b739402ffb6 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Counters.java
@@ -18,27 +18,24 @@
package org.apache.hadoop.mapred;
+import static org.apache.hadoop.mapreduce.util.CountersStrings.parseEscapedCompactString;
+import static org.apache.hadoop.mapreduce.util.CountersStrings.toEscapedCompactString;
+
import java.text.ParseException;
import org.apache.commons.logging.Log;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
-import org.apache.hadoop.io.IntWritable;
-import org.apache.hadoop.io.Text;
-import org.apache.hadoop.io.Writable;
-import org.apache.hadoop.io.WritableUtils;
-import org.apache.hadoop.mapreduce.lib.input.FileInputFormatCounter;
-import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.mapreduce.FileSystemCounter;
import org.apache.hadoop.mapreduce.counters.AbstractCounterGroup;
import org.apache.hadoop.mapreduce.counters.AbstractCounters;
import org.apache.hadoop.mapreduce.counters.CounterGroupBase;
import org.apache.hadoop.mapreduce.counters.CounterGroupFactory;
-import org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup;
import org.apache.hadoop.mapreduce.counters.FileSystemCounterGroup;
+import org.apache.hadoop.mapreduce.counters.FrameworkCounterGroup;
import org.apache.hadoop.mapreduce.counters.GenericCounter;
import org.apache.hadoop.mapreduce.counters.Limits;
-import static org.apache.hadoop.mapreduce.util.CountersStrings.*;
+import org.apache.hadoop.mapreduce.lib.input.FileInputFormatCounter;
/**
* A set of named counters.
@@ -49,9 +46,7 @@ import static org.apache.hadoop.mapreduce.util.CountersStrings.*;
*
* Counters
are bunched into {@link Group}s, each comprising of
* counters from a particular Enum
class.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Counters} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class Counters
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileAlreadyExistsException.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileAlreadyExistsException.java
index 19c3f4c6223..85017174ef4 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileAlreadyExistsException.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileAlreadyExistsException.java
@@ -27,7 +27,6 @@ import org.apache.hadoop.classification.InterfaceStability;
* Used when target file already exists for any operation and
* is not configured to be overwritten.
*/
-@Deprecated // may be removed after 0.23
@InterfaceAudience.Public
@InterfaceStability.Stable
public class FileAlreadyExistsException
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileInputFormat.java
index aaf3c26b789..4f7e4b95fd3 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileInputFormat.java
@@ -54,10 +54,7 @@ import org.apache.hadoop.util.StringUtils;
* Subclasses of FileInputFormat
can also override the
* {@link #isSplitable(FileSystem, Path)} method to ensure input-files are
* not split-up and are processed as a whole by {@link Mapper}s.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.input.FileInputFormat}
- * instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class FileInputFormat implements InputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileSplit.java
index 7366e9055c9..fb1c651a9a9 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/FileSplit.java
@@ -29,10 +29,7 @@ import org.apache.hadoop.fs.Path;
/** A section of an input file. Returned by {@link
* InputFormat#getSplits(JobConf, int)} and passed to
* {@link InputFormat#getRecordReader(InputSplit,JobConf,Reporter)}.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.input.FileSplit}
- * instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class FileSplit extends org.apache.hadoop.mapreduce.InputSplit
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ID.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ID.java
index 833f8fb5657..abcd70784e8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ID.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ID.java
@@ -30,7 +30,6 @@ import org.apache.hadoop.classification.InterfaceStability;
* @see TaskID
* @see TaskAttemptID
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class ID extends org.apache.hadoop.mapreduce.ID {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputFormat.java
index 9743ca38bad..8179c9a5120 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputFormat.java
@@ -63,9 +63,7 @@ import org.apache.hadoop.fs.FileSystem;
* @see RecordReader
* @see JobClient
* @see FileInputFormat
- * @deprecated Use {@link org.apache.hadoop.mapreduce.InputFormat} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface InputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputSplit.java
index 4951b8f386e..593f4721d35 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/InputSplit.java
@@ -34,9 +34,7 @@ import org.apache.hadoop.io.Writable;
*
* @see InputFormat
* @see RecordReader
- * @deprecated Use {@link org.apache.hadoop.mapreduce.InputSplit} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface InputSplit extends Writable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java
index 75d01600de0..5d7919dbea0 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobClient.java
@@ -29,6 +29,9 @@ import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.ClusterStatus.BlackListInfo;
import org.apache.hadoop.mapreduce.Cluster;
import org.apache.hadoop.mapreduce.ClusterMetrics;
@@ -40,13 +43,10 @@ import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.mapreduce.tools.CLI;
import org.apache.hadoop.mapreduce.util.ConfigUtil;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.io.Text;
import org.apache.hadoop.security.UserGroupInformation;
+import org.apache.hadoop.security.token.SecretManager.InvalidToken;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.TokenRenewer;
-import org.apache.hadoop.security.token.SecretManager.InvalidToken;
import org.apache.hadoop.util.Tool;
import org.apache.hadoop.util.ToolRunner;
@@ -132,9 +132,7 @@ import org.apache.hadoop.util.ToolRunner;
* @see ClusterStatus
* @see Tool
* @see DistributedCache
- * @deprecated Use {@link Job} and {@link Cluster} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobClient extends CLI {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConf.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConf.java
index 0ff0a43284a..4d6787918f9 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConf.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConf.java
@@ -20,7 +20,6 @@ package org.apache.hadoop.mapred;
import java.io.IOException;
-
import java.net.URL;
import java.net.URLDecoder;
import java.util.Enumeration;
@@ -28,24 +27,26 @@ import java.util.regex.Pattern;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.mapreduce.filecache.DistributedCache;
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
-
-import org.apache.hadoop.io.*;
+import org.apache.hadoop.fs.FileStatus;
+import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
+import org.apache.hadoop.io.LongWritable;
+import org.apache.hadoop.io.RawComparator;
+import org.apache.hadoop.io.Text;
+import org.apache.hadoop.io.WritableComparable;
+import org.apache.hadoop.io.WritableComparator;
import org.apache.hadoop.io.compress.CompressionCodec;
-
+import org.apache.hadoop.mapred.lib.HashPartitioner;
import org.apache.hadoop.mapred.lib.IdentityMapper;
import org.apache.hadoop.mapred.lib.IdentityReducer;
-import org.apache.hadoop.mapred.lib.HashPartitioner;
import org.apache.hadoop.mapred.lib.KeyFieldBasedComparator;
import org.apache.hadoop.mapred.lib.KeyFieldBasedPartitioner;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig;
+import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.util.ConfigUtil;
import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.util.ReflectionUtils;
@@ -107,9 +108,7 @@ import org.apache.log4j.Level;
* @see ClusterStatus
* @see Tool
* @see DistributedCache
- * @deprecated Use {@link Configuration} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobConf extends Configuration {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConfigurable.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConfigurable.java
index 3e75acd495a..9dffce828b5 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConfigurable.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobConfigurable.java
@@ -22,7 +22,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/** That what may be configured. */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface JobConfigurable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContext.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContext.java
index 62d379b70d2..83a3c094115 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContext.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContext.java
@@ -22,10 +22,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.util.Progressable;
-/**
- * @deprecated Use {@link org.apache.hadoop.mapreduce.JobContext} instead.
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface JobContext extends org.apache.hadoop.mapreduce.JobContext {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContextImpl.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContextImpl.java
index 8e188903b7d..faf9e286cd3 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContextImpl.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobContextImpl.java
@@ -21,10 +21,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.util.Progressable;
-/**
- * @deprecated Use {@link org.apache.hadoop.mapreduce.JobContext} instead.
- */
-@Deprecated
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class JobContextImpl
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobID.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobID.java
index 63dd2abcb46..699a939d908 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobID.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobID.java
@@ -41,7 +41,6 @@ import org.apache.hadoop.classification.InterfaceStability;
* @see TaskID
* @see TaskAttemptID
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobID extends org.apache.hadoop.mapreduce.JobID {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobPriority.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobPriority.java
index 861a05ff5f9..376d8a410f0 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobPriority.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobPriority.java
@@ -22,9 +22,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* Used to describe the priority of the running job.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.JobPriority} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public enum JobPriority {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobQueueInfo.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobQueueInfo.java
index 41e6d09ebdd..3bfc7722deb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobQueueInfo.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobQueueInfo.java
@@ -29,9 +29,7 @@ import org.apache.hadoop.mapreduce.QueueState;
/**
* Class that contains the information regarding the Job Queues which are
* maintained by the Hadoop Map/Reduce framework.
- * @deprecated Use {@link QueueInfo} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobQueueInfo extends QueueInfo {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobStatus.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobStatus.java
index c10a4c0a640..2b3c9509cf2 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobStatus.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/JobStatus.java
@@ -29,9 +29,7 @@ import org.apache.hadoop.security.authorize.AccessControlList;
* not intended to be a comprehensive piece of data.
* For that, look at JobProfile.
*************************************************
- *@deprecated Use {@link org.apache.hadoop.mapreduce.JobStatus} instead
**/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobStatus extends org.apache.hadoop.mapreduce.JobStatus {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueLineRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueLineRecordReader.java
index 09ced3bba71..2c3e83cb958 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueLineRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueLineRecordReader.java
@@ -31,12 +31,7 @@ import org.apache.hadoop.io.Text;
* separator character. The separator can be specified in config file
* under the attribute name mapreduce.input.keyvaluelinerecordreader.key.value.separator. The default
* separator is the tab character ('\t').
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.KeyValueLineRecordReader}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class KeyValueLineRecordReader implements RecordReader {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueTextInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueTextInputFormat.java
index d60e028f7f8..f8097f49d67 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueTextInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/KeyValueTextInputFormat.java
@@ -34,12 +34,7 @@ import org.apache.hadoop.io.compress.SplittableCompressionCodec;
* Either linefeed or carriage-return are used to signal end of line. Each line
* is divided into key and value parts by a separator byte. If no such a byte
* exists, the key will be the entire line and value will be empty.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.KeyValueTextInputFormat}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class KeyValueTextInputFormat extends FileInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/LineRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/LineRecordReader.java
index 0da0f75090d..35755da9913 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/LineRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/LineRecordReader.java
@@ -41,10 +41,7 @@ import org.apache.commons.logging.Log;
/**
* Treats keys as offset in file and value as line.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.LineRecordReader} instead.
*/
-@Deprecated
@InterfaceAudience.LimitedPrivate({"MapReduce", "Pig"})
@InterfaceStability.Unstable
public class LineRecordReader implements RecordReader {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MROutputFiles.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MROutputFiles.java
index a9e25f287d4..cb480a8f1cb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MROutputFiles.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MROutputFiles.java
@@ -23,7 +23,6 @@ import java.io.IOException;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.conf.Configurable;
import org.apache.hadoop.fs.LocalDirAllocator;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.MRConfig;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapFileOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapFileOutputFormat.java
index 3093c8a6ce7..374a6c79ae9 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapFileOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapFileOutputFormat.java
@@ -36,10 +36,7 @@ import org.apache.hadoop.util.Progressable;
import org.apache.hadoop.util.ReflectionUtils;
/** An {@link OutputFormat} that writes {@link MapFile}s.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.MapFileOutputFormat} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MapFileOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapReduceBase.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapReduceBase.java
index 0281cf3eb15..f2f543f40a1 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapReduceBase.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapReduceBase.java
@@ -23,7 +23,6 @@ import java.io.IOException;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.io.Closeable;
-import org.apache.hadoop.mapred.JobConfigurable;
/**
* Base class for {@link Mapper} and {@link Reducer} implementations.
@@ -31,7 +30,6 @@ import org.apache.hadoop.mapred.JobConfigurable;
* Provides default no-op implementations for a few methods, most non-trivial
* applications need to override some of them.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MapReduceBase implements Closeable, JobConfigurable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapRunnable.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapRunnable.java
index c989a6f32b9..7aa4f336ae5 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapRunnable.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapRunnable.java
@@ -30,9 +30,7 @@ import org.apache.hadoop.classification.InterfaceStability;
* control on map processing e.g. multi-threaded, asynchronous mappers etc.
*
* @see Mapper
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Mapper} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface MapRunnable
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapTask.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapTask.java
index 7c47aa91d51..e44f28b5774 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapTask.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapTask.java
@@ -37,7 +37,6 @@ import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.FileSystem.Statistics;
-import org.apache.hadoop.fs.FileUtil;
import org.apache.hadoop.fs.LocalFileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.RawLocalFileSystem;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Mapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Mapper.java
index 5e98a54f85f..2b1362c55c7 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Mapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Mapper.java
@@ -129,9 +129,7 @@ import org.apache.hadoop.io.compress.CompressionCodec;
* @see MapReduceBase
* @see MapRunnable
* @see SequenceFile
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Mapper} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface Mapper extends JobConfigurable, Closeable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Master.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Master.java
index 2a14755930b..d6f7346c63b 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Master.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Master.java
@@ -21,12 +21,16 @@ package org.apache.hadoop.mapred;
import java.io.IOException;
import java.net.InetSocketAddress;
+import org.apache.hadoop.classification.InterfaceAudience.Private;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
+@Private
+@Unstable
public class Master {
public enum State {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileInputFormat.java
index 9b342667885..7b9dc62c2b6 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileInputFormat.java
@@ -36,9 +36,7 @@ import org.apache.hadoop.fs.Path;
* Subclasses implement {@link #getRecordReader(InputSplit, JobConf, Reporter)}
* to construct RecordReader
's for MultiFileSplit
's.
* @see MultiFileSplit
- * @deprecated Use {@link org.apache.hadoop.mapred.lib.CombineFileInputFormat} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class MultiFileInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileSplit.java
index 55134d61baf..8ea4f093ec6 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MultiFileSplit.java
@@ -18,20 +18,16 @@
package org.apache.hadoop.mapred;
-import java.io.DataInput;
-import java.io.DataOutput;
import java.io.IOException;
import java.util.HashSet;
import java.util.Set;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
+import org.apache.hadoop.fs.BlockLocation;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.fs.BlockLocation;
-import org.apache.hadoop.io.Text;
-import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.lib.CombineFileSplit;
/**
@@ -42,9 +38,7 @@ import org.apache.hadoop.mapred.lib.CombineFileSplit;
* reading one record per file.
* @see FileSplit
* @see MultiFileInputFormat
- * @deprecated Use {@link org.apache.hadoop.mapred.lib.CombineFileSplit} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultiFileSplit extends CombineFileSplit {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputCommitter.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputCommitter.java
index 60fd7f99adc..8f90a87b658 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputCommitter.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputCommitter.java
@@ -56,9 +56,7 @@ import org.apache.hadoop.classification.InterfaceStability;
* @see FileOutputCommitter
* @see JobContext
* @see TaskAttemptContext
- * @deprecated Use {@link org.apache.hadoop.mapreduce.OutputCommitter} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class OutputCommitter
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputFormat.java
index 342730896b9..6ea6a71afb7 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputFormat.java
@@ -44,9 +44,7 @@ import org.apache.hadoop.util.Progressable;
*
* @see RecordWriter
* @see JobConf
- * @deprecated Use {@link org.apache.hadoop.mapreduce.OutputFormat} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface OutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputLogFilter.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputLogFilter.java
index 44367e4d095..363cf4ce59a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputLogFilter.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/OutputLogFilter.java
@@ -29,9 +29,6 @@ import org.apache.hadoop.fs.PathFilter;
* This can be used to list paths of output directory as follows:
* Path[] fileList = FileUtil.stat2Paths(fs.listStatus(outDir,
* new OutputLogFilter()));
- * @deprecated Use
- * {@link org.apache.hadoop.mapred.Utils.OutputFileUtils.OutputLogFilter}
- * instead.
*/
@InterfaceAudience.Public
@InterfaceStability.Stable
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Partitioner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Partitioner.java
index c35e88cc8cd..1aa0ab1f92c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Partitioner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Partitioner.java
@@ -32,9 +32,7 @@ import org.apache.hadoop.classification.InterfaceStability;
* record) is sent for reduction.
*
* @see Reducer
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Partitioner} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface Partitioner extends JobConfigurable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/PeriodicStatsAccumulator.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/PeriodicStatsAccumulator.java
index 85ee8a544e7..33eef76881c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/PeriodicStatsAccumulator.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/PeriodicStatsAccumulator.java
@@ -18,6 +18,9 @@
package org.apache.hadoop.mapred;
+import org.apache.hadoop.classification.InterfaceAudience.Private;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
+
/**
*
* This abstract class that represents a bucketed series of
@@ -33,6 +36,8 @@ package org.apache.hadoop.mapred;
* bucket and how we interpret the readings by overriding
* {@code extendInternal(...)} and {@code initializeInterval()}
*/
+@Private
+@Unstable
public abstract class PeriodicStatsAccumulator {
// The range of progress from 0.0D through 1.0D is divided into
// count "progress segments". This object accumulates an
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ProgressSplitsBlock.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ProgressSplitsBlock.java
index d3912438527..ccc016a9b35 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ProgressSplitsBlock.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/ProgressSplitsBlock.java
@@ -18,13 +18,16 @@
package org.apache.hadoop.mapred;
-import java.util.List;
+import org.apache.hadoop.classification.InterfaceAudience.Private;
+import org.apache.hadoop.classification.InterfaceStability.Unstable;
/*
* This object gathers the [currently four] PeriodStatset's that we
* are gathering for a particular task attempt for packaging and
* handling as a single object.
*/
+@Private
+@Unstable
public class ProgressSplitsBlock {
final PeriodicStatsAccumulator progressWallclockTime;
final PeriodicStatsAccumulator progressCPUTime;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/QueueAclsInfo.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/QueueAclsInfo.java
index 49c06d3cae4..639ff2a8bfd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/QueueAclsInfo.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/QueueAclsInfo.java
@@ -20,9 +20,7 @@ package org.apache.hadoop.mapred;
/**
* Class to encapsulate Queue ACLs for a particular
* user.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.QueueAclsInfo} instead
*/
-@Deprecated
class QueueAclsInfo extends org.apache.hadoop.mapreduce.QueueAclsInfo {
/**
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RecordReader.java
index 432337b305a..0c95a147dc6 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RecordReader.java
@@ -19,7 +19,6 @@
package org.apache.hadoop.mapred;
import java.io.IOException;
-import java.io.DataInput;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Reducer.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Reducer.java
index d51673cf58b..3fefa4bed71 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Reducer.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Reducer.java
@@ -162,9 +162,7 @@ import org.apache.hadoop.io.Closeable;
* @see Partitioner
* @see Reporter
* @see MapReduceBase
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Reducer} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface Reducer extends JobConfigurable, Closeable {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RunningJob.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RunningJob.java
index 53b7188e9bf..5a11fa876ea 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RunningJob.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/RunningJob.java
@@ -34,9 +34,7 @@ import org.apache.hadoop.conf.Configuration;
* progress etc.
*
* @see JobClient
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Job} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface RunningJob {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.java
index bfd824adf4e..1ed879e7f66 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryInputFormat.java
@@ -27,20 +27,11 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.DataOutputBuffer;
import org.apache.hadoop.io.SequenceFile;
-import org.apache.hadoop.mapred.InputSplit;
-import org.apache.hadoop.mapred.JobConf;
-import org.apache.hadoop.mapred.RecordReader;
-import org.apache.hadoop.mapred.Reporter;
-import org.apache.hadoop.mapred.SequenceFileInputFormat;
/**
* InputFormat reading keys, values from SequenceFiles in binary (raw)
* format.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.SequenceFileAsBinaryInputFormat}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileAsBinaryInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryOutputFormat.java
index bd1ab2934b8..60bb16ccb03 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsBinaryOutputFormat.java
@@ -23,26 +23,20 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
-
-import org.apache.hadoop.io.WritableComparable;
-import org.apache.hadoop.io.Writable;
import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.SequenceFile;
import org.apache.hadoop.io.SequenceFile.CompressionType;
+import org.apache.hadoop.io.Writable;
+import org.apache.hadoop.io.WritableComparable;
import org.apache.hadoop.io.compress.CompressionCodec;
import org.apache.hadoop.io.compress.DefaultCodec;
-import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.util.Progressable;
+import org.apache.hadoop.util.ReflectionUtils;
/**
* An {@link OutputFormat} that writes keys, values to
* {@link SequenceFile}s in binary(raw) format
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.SequenceFileAsBinaryOutputFormat}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileAsBinaryOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.java
index 9df190a5d0c..55afa82bf7d 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextInputFormat.java
@@ -29,12 +29,7 @@ import org.apache.hadoop.io.Text;
* except it generates SequenceFileAsTextRecordReader
* which converts the input keys and values to their
* String forms by calling toString() method.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextInputFormat}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileAsTextInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextRecordReader.java
index 510483d2171..45c6c484f01 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileAsTextRecordReader.java
@@ -31,11 +31,7 @@ import org.apache.hadoop.io.WritableComparable;
* This class converts the input keys and values to their String forms by calling toString()
* method. This class to SequenceFileAsTextInputFormat class is as LineRecordReader
* class to TextInputFormat class.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.SequenceFileAsTextRecordReader}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileAsTextRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFilter.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFilter.java
index e7db705a3fd..da88f2c3bcb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFilter.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFilter.java
@@ -29,11 +29,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* A class that allows a map/red job to work on a sample of sequence files.
* The sample is decided by the filter class set by the job.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFilter}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileInputFilter
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFormat.java
index d9ca9cc045d..9cd2da95b03 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileInputFormat.java
@@ -29,12 +29,9 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.SequenceFile;
import org.apache.hadoop.io.MapFile;
-/** An {@link InputFormat} for {@link SequenceFile}s.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.SequenceFileInputFormat}
- * instead.
+/**
+ * An {@link InputFormat} for {@link SequenceFile}s.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileInputFormat extends FileInputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileOutputFormat.java
index 143c86e9dea..d1040a6229c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileOutputFormat.java
@@ -21,25 +21,22 @@ package org.apache.hadoop.mapred;
import java.io.IOException;
import java.util.Arrays;
+import org.apache.hadoop.classification.InterfaceAudience;
+import org.apache.hadoop.classification.InterfaceStability;
+import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.FileUtil;
-
+import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.SequenceFile;
import org.apache.hadoop.io.SequenceFile.CompressionType;
import org.apache.hadoop.io.compress.CompressionCodec;
import org.apache.hadoop.io.compress.DefaultCodec;
-import org.apache.hadoop.classification.InterfaceAudience;
-import org.apache.hadoop.classification.InterfaceStability;
-import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.util.*;
+import org.apache.hadoop.util.Progressable;
+import org.apache.hadoop.util.ReflectionUtils;
-/** An {@link OutputFormat} that writes {@link SequenceFile}s.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat}
- * instead.
+/**
+ * An {@link OutputFormat} that writes {@link SequenceFile}s.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileOutputFormat extends FileOutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileRecordReader.java
index 11163cd44e3..a7fb8ac3b02 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SequenceFileRecordReader.java
@@ -29,7 +29,9 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.*;
import org.apache.hadoop.util.ReflectionUtils;
-/** An {@link RecordReader} for {@link SequenceFile}s. */
+/**
+ * An {@link RecordReader} for {@link SequenceFile}s.
+ */
@InterfaceAudience.Public
@InterfaceStability.Stable
public class SequenceFileRecordReader implements RecordReader {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SpillRecord.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SpillRecord.java
index 883b9ed871e..dc673350d96 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SpillRecord.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/SpillRecord.java
@@ -17,8 +17,8 @@
*/
package org.apache.hadoop.mapred;
-import java.io.DataInputStream;
-import java.io.File;
+import static org.apache.hadoop.mapred.MapTask.MAP_OUTPUT_INDEX_RECORD_LENGTH;
+
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.LongBuffer;
@@ -27,15 +27,12 @@ import java.util.zip.CheckedOutputStream;
import java.util.zip.Checksum;
import org.apache.hadoop.fs.ChecksumException;
+import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.IOUtils;
-import org.apache.hadoop.io.SecureIOUtils;
-import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.PureJavaCrc32;
-import org.apache.hadoop.fs.FSDataInputStream;
-import static org.apache.hadoop.mapred.MapTask.MAP_OUTPUT_INDEX_RECORD_LENGTH;
class SpillRecord {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContext.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContext.java
index 3b6f2c00ac0..86e84798889 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContext.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContext.java
@@ -22,11 +22,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.util.Progressable;
-/**
- * @deprecated Use {@link org.apache.hadoop.mapreduce.TaskAttemptContext}
- * instead.
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface TaskAttemptContext
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContextImpl.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContextImpl.java
index e278a8bfc99..60769e48284 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContextImpl.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptContextImpl.java
@@ -22,11 +22,6 @@ import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapreduce.Counter;
import org.apache.hadoop.util.Progressable;
-/**
- * @deprecated Use {@link org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl}
- * instead.
- */
-@Deprecated
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class TaskAttemptContextImpl
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptID.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptID.java
index 48756fe2125..7bb7f8a5494 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptID.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskAttemptID.java
@@ -45,7 +45,6 @@ import org.apache.hadoop.mapreduce.TaskType;
* @see JobID
* @see TaskID
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TaskAttemptID extends org.apache.hadoop.mapreduce.TaskAttemptID {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskCompletionEvent.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskCompletionEvent.java
index b75c96a5157..9f25339a646 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskCompletionEvent.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskCompletionEvent.java
@@ -24,10 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This is used to track task completion events on
* job tracker.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.TaskCompletionEvent} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TaskCompletionEvent
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskID.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskID.java
index 036e44f7391..6234243b8ba 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskID.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskID.java
@@ -47,7 +47,6 @@ import org.apache.hadoop.mapreduce.TaskType;
* @see JobID
* @see TaskAttemptID
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TaskID extends org.apache.hadoop.mapreduce.TaskID {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskLog.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskLog.java
index 9cd2a2c05bd..4d47df9b8d8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskLog.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskLog.java
@@ -23,7 +23,6 @@ import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
-import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
@@ -33,13 +32,12 @@ import java.util.List;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
-
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.LocalFileSystem;
import org.apache.hadoop.fs.FileStatus;
+import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.FileUtil;
+import org.apache.hadoop.fs.LocalFileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.io.SecureIOUtils;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskReport.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskReport.java
index e8b7a0b85f8..1aed3e0c225 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskReport.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TaskReport.java
@@ -24,10 +24,9 @@ import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
-/** A report on the state of a task.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.TaskReport} instead
- **/
-@Deprecated
+/**
+ * A report on the state of a task.
+ */
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TaskReport extends org.apache.hadoop.mapreduce.TaskReport {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextInputFormat.java
index d90a0748be9..02cffb84adb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextInputFormat.java
@@ -27,13 +27,11 @@ import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.io.compress.*;
-/** An {@link InputFormat} for plain text files. Files are broken into lines.
+/**
+ * An {@link InputFormat} for plain text files. Files are broken into lines.
* Either linefeed or carriage-return are used to signal end of line. Keys are
* the position in the file, and values are the line of text..
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.input.TextInputFormat}
- * instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TextInputFormat extends FileInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextOutputFormat.java
index ba5ab351705..ca499e49a5a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/TextOutputFormat.java
@@ -34,11 +34,9 @@ import org.apache.hadoop.io.compress.CompressionCodec;
import org.apache.hadoop.io.compress.GzipCodec;
import org.apache.hadoop.util.*;
-/** An {@link OutputFormat} that writes plain text files.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.TextOutputFormat} instead.
+/**
+ * An {@link OutputFormat} that writes plain text files.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TextOutputFormat extends FileOutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/Job.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/Job.java
index a2868bb6a6f..bc719d745b2 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/Job.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/Job.java
@@ -32,10 +32,6 @@ import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.JobID;
import org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob;
-/**
- * @deprecated Use {@link ControlledJob} instead.
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class Job extends ControlledJob {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/JobControl.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/JobControl.java
index f6ea6675fc3..4fd0a867163 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/JobControl.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/jobcontrol/JobControl.java
@@ -26,11 +26,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapreduce.lib.jobcontrol.ControlledJob;
-/**
- *@deprecated Use
- *{@link org.apache.hadoop.mapreduce.lib.jobcontrol.JobControl} instead
- **/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class JobControl extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ArrayListBackedIterator.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ArrayListBackedIterator.java
index d02d743836c..7179f11227d 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ArrayListBackedIterator.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ArrayListBackedIterator.java
@@ -28,10 +28,7 @@ import org.apache.hadoop.io.Writable;
* implementation uses an {@link java.util.ArrayList} to store elements
* added to it, replaying them as requested.
* Prefer {@link StreamBackedIterator}.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.ArrayListBackedIterator} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ArrayListBackedIterator extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ComposableInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ComposableInputFormat.java
index 1fa73b5024e..da09e7f3413 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ComposableInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/ComposableInputFormat.java
@@ -32,11 +32,7 @@ import org.apache.hadoop.mapred.Reporter;
/**
* Refinement of InputFormat requiring implementors to provide
* ComposableRecordReader instead of RecordReader.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.ComposableInputFormat} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface ComposableInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeInputSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeInputSplit.java
index 11f976662d2..9f5336f3ebc 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeInputSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeInputSplit.java
@@ -33,11 +33,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* This InputSplit contains a set of child InputSplits. Any InputSplit inserted
* into this collection must have a public default constructor.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.CompositeInputSplit} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class CompositeInputSplit implements InputSplit {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeRecordReader.java
index ea5cd8f4f24..8bb5fcd2efd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/CompositeRecordReader.java
@@ -37,11 +37,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* A RecordReader that can effect joins of RecordReaders sharing a common key
* type and partitioning.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.CompositeRecordReader} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class CompositeRecordReader<
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/InnerJoinRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/InnerJoinRecordReader.java
index f9e0720707b..eef074f34d8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/InnerJoinRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/InnerJoinRecordReader.java
@@ -28,11 +28,7 @@ import org.apache.hadoop.mapred.JobConf;
/**
* Full inner join.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.InnerJoinRecordReader} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class InnerJoinRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/JoinRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/JoinRecordReader.java
index dd0d8bd11b3..bb3bd718697 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/JoinRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/JoinRecordReader.java
@@ -31,10 +31,7 @@ import org.apache.hadoop.mapred.JobConf;
/**
* Base class for Composite joins returning Tuples of arbitrary Writables.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.JoinRecordReader} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class JoinRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/MultiFilterRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/MultiFilterRecordReader.java
index e126da49578..9760503a280 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/MultiFilterRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/MultiFilterRecordReader.java
@@ -34,10 +34,7 @@ import org.apache.hadoop.mapred.RecordReader;
/**
* Base class for Composite join returning values derived from multiple
* sources, but generally not tuples.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.MultiFilterRecordReader} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class MultiFilterRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/OverrideRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/OverrideRecordReader.java
index 2430e731a30..1671e6e8956 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/OverrideRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/OverrideRecordReader.java
@@ -34,10 +34,7 @@ import org.apache.hadoop.mapred.JobConf;
* For example, override(S1,S2,S3) will prefer values
* from S3 over S2, and values from S2 over S1 for all keys
* emitted from all sources.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.OverrideRecordReader} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class OverrideRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/StreamBackedIterator.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/StreamBackedIterator.java
index ae85c2d1ea4..0cb6df8bcdd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/StreamBackedIterator.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/StreamBackedIterator.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.io.Writable;
/**
* This class provides an implementation of ResetableIterator. This
* implementation uses a byte array to store elements added to it.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.StreamBackedIterator} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class StreamBackedIterator
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/TupleWritable.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/TupleWritable.java
index bacb12f3f76..9fb873282cd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/TupleWritable.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/TupleWritable.java
@@ -33,11 +33,7 @@ import org.apache.hadoop.io.Writable;
* incompatible with, but contrary to the general case.
*
* @see org.apache.hadoop.io.Writable
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.TupleWritable} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TupleWritable
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/WrappedRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/WrappedRecordReader.java
index aa0cae5e1e2..5b38ba2c20e 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/WrappedRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/join/WrappedRecordReader.java
@@ -33,10 +33,7 @@ import org.apache.hadoop.mapred.RecordReader;
* This class keeps track of the "head" key-value pair for the
* provided RecordReader and keeps a store of values matching a key when
* this source is participating in a join.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.join.WrappedRecordReader} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class WrappedRecordReader
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/Chain.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/Chain.java
index d9998124e16..57841f0d781 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/Chain.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/Chain.java
@@ -35,9 +35,7 @@ import java.util.List;
/**
* The Chain class provides all the common functionality for the
* {@link ChainMapper} and the {@link ChainReducer} classes.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.chain.Chain} instead
*/
-@Deprecated
class Chain extends org.apache.hadoop.mapreduce.lib.chain.Chain {
private static final String MAPPER_BY_VALUE = "chain.mapper.byValue";
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainMapper.java
index 2d781c033c3..14f040af96a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainMapper.java
@@ -88,10 +88,7 @@ import java.io.IOException;
* RunningJob job = jc.submitJob(conf);
* ...
*
- * @deprecated
- * Use {@link org.apache.hadoop.mapreduce.lib.chain.ChainMapper} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ChainMapper implements Mapper {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainReducer.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainReducer.java
index 6dd276eace5..641d82c0839 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainReducer.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/ChainReducer.java
@@ -88,10 +88,7 @@ import java.util.Iterator;
* RunningJob job = jc.submitJob(conf);
* ...
*
- * @deprecated
- * Use {@link org.apache.hadoop.mapreduce.lib.chain.ChainReducer} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ChainReducer implements Reducer {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileInputFormat.java
index 35dd3d7e5c6..1401fc29704 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileInputFormat.java
@@ -24,14 +24,12 @@ import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.PathFilter;
-import org.apache.hadoop.mapred.FileInputFormat;
import org.apache.hadoop.mapred.InputFormat;
import org.apache.hadoop.mapred.InputSplit;
import org.apache.hadoop.mapred.JobConf;
-import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.RecordReader;
+import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.TaskAttemptContext;
@@ -53,10 +51,7 @@ import org.apache.hadoop.mapreduce.TaskAttemptContext;
* Subclasses implement {@link org.apache.hadoop.mapred.InputFormat#getRecordReader(InputSplit, JobConf, Reporter)}
* to construct RecordReader
's for CombineFileSplit
's.
* @see CombineFileSplit
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat}
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class CombineFileInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileRecordReader.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileRecordReader.java
index 7277650cb2a..1abaef260c5 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileRecordReader.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileRecordReader.java
@@ -35,10 +35,7 @@ import org.apache.hadoop.conf.Configuration;
* This class allows using different RecordReaders for processing
* these data chunks from different files.
* @see CombineFileSplit
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.CombineFileRecordReader}
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class CombineFileRecordReader implements RecordReader {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileSplit.java
index a23c981ac63..4628e550fdc 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/CombineFileSplit.java
@@ -26,11 +26,6 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapred.InputSplit;
import org.apache.hadoop.mapred.JobConf;
-/**
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.CombineFileSplit}
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class CombineFileSplit extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingInputFormat.java
index 3177e9fe365..c3666d207e7 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingInputFormat.java
@@ -43,10 +43,7 @@ import org.apache.hadoop.util.ReflectionUtils;
* InputFormats.
*
* @see MultipleInputs#addInputPath(JobConf, Path, Class, Class)
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.DelegatingInputFormat} instead
*/
-@Deprecated
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class DelegatingInputFormat implements InputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingMapper.java
index fe1d1ca3737..1df71dc7be8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/DelegatingMapper.java
@@ -34,10 +34,7 @@ import org.apache.hadoop.util.ReflectionUtils;
* mappers.
*
* @see MultipleInputs#addInputPath(JobConf, Path, Class, Class)
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.DelegatingMapper} instead
*/
-@Deprecated
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class DelegatingMapper implements Mapper {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.java
index efa17a3fe7c..03335f90693 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FieldSelectionMapReduce.java
@@ -65,10 +65,7 @@ import org.apache.hadoop.mapreduce.lib.fieldsel.*;
*
* The reducer extracts output key/value pairs in a similar manner, except that
* the key is never ignored.
- * @deprecated Use {@link FieldSelectionMapper} and
- * {@link FieldSelectionReducer} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class FieldSelectionMapReduce
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FilterOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FilterOutputFormat.java
index a69d9ecbca6..c2f7e613049 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FilterOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/FilterOutputFormat.java
@@ -31,10 +31,7 @@ import org.apache.hadoop.util.Progressable;
/**
* FilterOutputFormat is a convenience class that wraps OutputFormat.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.FilterOutputFormat} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class FilterOutputFormat implements OutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/HashPartitioner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/HashPartitioner.java
index ef62a38f666..6ac0e31fb07 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/HashPartitioner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/HashPartitioner.java
@@ -23,11 +23,9 @@ import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapred.Partitioner;
import org.apache.hadoop.mapred.JobConf;
-/** Partition keys by their {@link Object#hashCode()}.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.partition.HashPartitioner} instead.
+/**
+ * Partition keys by their {@link Object#hashCode()}.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class HashPartitioner implements Partitioner {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityMapper.java
index 82b26d05781..fe395d3ddc3 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityMapper.java
@@ -27,10 +27,9 @@ import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.MapReduceBase;
-/** Implements the identity function, mapping inputs directly to outputs.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Mapper} instead.
+/**
+ * Implements the identity function, mapping inputs directly to outputs.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class IdentityMapper
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityReducer.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityReducer.java
index b79ce6b843b..54097c80feb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityReducer.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/IdentityReducer.java
@@ -29,10 +29,9 @@ import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.MapReduceBase;
-/** Performs no reduction, writing all input values directly to the output.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.Reducer} instead.
+/**
+ * Performs no reduction, writing all input values directly to the output.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class IdentityReducer
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InputSampler.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InputSampler.java
index 6fdef217d94..b99b0c7d6e4 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InputSampler.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InputSampler.java
@@ -25,11 +25,6 @@ import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapreduce.Job;
-/**
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.partition.InputSampler}
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class InputSampler extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InverseMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InverseMapper.java
index 9d1d81728e2..03d3abf4b4d 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InverseMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/InverseMapper.java
@@ -27,11 +27,9 @@ import org.apache.hadoop.mapred.Mapper;
import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reporter;
-/** A {@link Mapper} that swaps keys and values.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.map.InverseMapper}
- * instead.
+/**
+ * A {@link Mapper} that swaps keys and values.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class InverseMapper
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedComparator.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedComparator.java
index a4a8cb73f39..c989d77b20f 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedComparator.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedComparator.java
@@ -38,11 +38,7 @@ import org.apache.hadoop.mapreduce.JobContext;
* field). opts are ordering options (any of 'nr' as described above).
* We assume that the fields in the key are separated by
* {@link JobContext#MAP_OUTPUT_KEY_FIELD_SEPERATOR}
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedComparator}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class KeyFieldBasedComparator extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedPartitioner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedPartitioner.java
index 644a24cc3e9..c2800ead9e5 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedPartitioner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/KeyFieldBasedPartitioner.java
@@ -34,11 +34,7 @@ import org.apache.hadoop.mapred.Partitioner;
* field's last character. If '.c' is omitted from pos1, it defaults to 1
* (the beginning of the field); if omitted from pos2, it defaults to 0
* (the end of the field).
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.partition.KeyFieldBasedPartitioner}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class KeyFieldBasedPartitioner extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LazyOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LazyOutputFormat.java
index 39011f8e06d..a763abb3934 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LazyOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LazyOutputFormat.java
@@ -32,10 +32,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* A Convenience class that creates output lazily.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.LazyOutputFormat} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class LazyOutputFormat extends FilterOutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LongSumReducer.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LongSumReducer.java
index 0abd4f9c0bf..55f5113d9ca 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LongSumReducer.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/LongSumReducer.java
@@ -30,11 +30,9 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.io.LongWritable;
-/** A {@link Reducer} that sums long values.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.reduce.LongSumReducer}
- * instead.
+/**
+ * A {@link Reducer} that sums long values.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class LongSumReducer extends MapReduceBase
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleInputs.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleInputs.java
index 52e4a768193..f40c87bb164 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleInputs.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleInputs.java
@@ -32,10 +32,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* This class supports MapReduce jobs that have multiple input paths with
* a different {@link InputFormat} and {@link Mapper} for each path
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.MultipleInputs} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultipleInputs {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputFormat.java
index b8944f1c06b..90ce57aa36c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputFormat.java
@@ -50,11 +50,7 @@ import org.apache.hadoop.util.Progressable;
*
* Case three: This class is used for a map only job. The job wants to use an
* output file name that depends on both the keys and the input file name,
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.MultipleOutputs} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public abstract class MultipleOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputs.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputs.java
index 47d7fc15bf6..39e80f9a16b 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputs.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleOutputs.java
@@ -112,10 +112,7 @@ import java.util.*;
*
* }
*
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.MultipleOutputs} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultipleOutputs {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleSequenceFileOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleSequenceFileOutputFormat.java
index 5dd2de1d7f7..63ef3c96d3a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleSequenceFileOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleSequenceFileOutputFormat.java
@@ -31,10 +31,7 @@ import org.apache.hadoop.util.Progressable;
/**
* This class extends the MultipleOutputFormat, allowing to write the output data
* to different output files in sequence file output format.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.MultipleOutputs} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultipleSequenceFileOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleTextOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleTextOutputFormat.java
index 2eb1eddeb81..e7d899563dd 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleTextOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultipleTextOutputFormat.java
@@ -31,10 +31,7 @@ import org.apache.hadoop.util.Progressable;
/**
* This class extends the MultipleOutputFormat, allowing to write the output
* data to different output files in Text output format.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.MultipleOutputs} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultipleTextOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultithreadedMapRunner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultithreadedMapRunner.java
index 95620b3ccb8..456cdfab9a8 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultithreadedMapRunner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/MultithreadedMapRunner.java
@@ -50,9 +50,7 @@ import java.util.concurrent.*;
* mapred.map.multithreadedrunner.threads
property, its default
* value is 10 threads.
*
- * @deprecated Use {@link MultithreadedMapper} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class MultithreadedMapRunner
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NLineInputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NLineInputFormat.java
index ea022a3187c..7f4a2e5bcca 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NLineInputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NLineInputFormat.java
@@ -52,10 +52,7 @@ import org.apache.hadoop.mapred.Reporter;
* a value to one map task, and key is the offset.
* i.e. (k,v) is (LongWritable, Text).
* The location hints will span the whole mapred cluster.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.NLineInputFormat} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class NLineInputFormat extends FileInputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NullOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NullOutputFormat.java
index 98520661278..e39ccf4800a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NullOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/NullOutputFormat.java
@@ -29,10 +29,7 @@ import org.apache.hadoop.util.Progressable;
/**
* Consume all outputs and put them in /dev/null.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.output.NullOutputFormat} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class NullOutputFormat implements OutputFormat {
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/RegexMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/RegexMapper.java
index 60cc43933ca..a95974befbe 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/RegexMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/RegexMapper.java
@@ -33,10 +33,9 @@ import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reporter;
-/** A {@link Mapper} that extracts text matching a regular expression.
- * @deprecated Use {@link org.apache.hadoop.mapreduce.lib.map.RegexMapper}
+/**
+ * A {@link Mapper} that extracts text matching a regular expression.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class RegexMapper extends MapReduceBase
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TaggedInputSplit.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TaggedInputSplit.java
index 5def3c6616a..d8825a8a883 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TaggedInputSplit.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TaggedInputSplit.java
@@ -33,10 +33,7 @@ import org.apache.hadoop.util.ReflectionUtils;
/**
* An {@link InputSplit} that tags another InputSplit with extra data for use
* by {@link DelegatingInputFormat}s and {@link DelegatingMapper}s.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.input.TaggedInputSplit} instead
*/
-@Deprecated
class TaggedInputSplit implements Configurable, InputSplit {
private Class extends InputSplit> inputSplitClass;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TokenCountMapper.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TokenCountMapper.java
index ac0e16d9f4c..8e884cee8bb 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TokenCountMapper.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TokenCountMapper.java
@@ -31,12 +31,10 @@ import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reporter;
-/** A {@link Mapper} that maps text values into pairs. Uses
+/**
+ * A {@link Mapper} that maps text values into pairs. Uses
* {@link StringTokenizer} to break text into tokens.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.map.TokenCounterMapper} instead.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TokenCountMapper extends MapReduceBase
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TotalOrderPartitioner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TotalOrderPartitioner.java
index 1eed74ae127..14e0962da2c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TotalOrderPartitioner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/TotalOrderPartitioner.java
@@ -28,10 +28,7 @@ import org.apache.hadoop.mapred.Partitioner;
/**
* Partitioner effecting a total order by reading split points from
* an externally generated source.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.partition.TotalOrderPartitioner}
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class TotalOrderPartitioner,V>
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/DoubleValueSum.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/DoubleValueSum.java
index 328e2c46233..ac791c177f4 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/DoubleValueSum.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/DoubleValueSum.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that sums up a sequence of double
* values.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.DoubleValueSum} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class DoubleValueSum
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMax.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMax.java
index 01bb1d10f80..0662d7e3910 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMax.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMax.java
@@ -25,11 +25,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that maintain the maximum of
* a sequence of long values.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.LongValueMax} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class LongValueMax
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMin.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMin.java
index 71a098274c0..1e8b51a2e78 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMin.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueMin.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that maintain the minimum of
* a sequence of long values.
- *
- *@deprecated Use
- *{@link org.apache.hadoop.mapreduce.lib.aggregate.LongValueMin} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class LongValueMin
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueSum.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueSum.java
index 9f3efe82fc3..ad38a0fb01c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueSum.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/LongValueSum.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that sums up
* a sequence of long values.
- *
- *@deprecated Use
- *{@link org.apache.hadoop.mapreduce.lib.aggregate.LongValueSum} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class LongValueSum
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMax.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMax.java
index 2bdc70f99d9..eabcac87143 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMax.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMax.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that maintain the biggest of
* a sequence of strings.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.StringValueMax} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class StringValueMax
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMin.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMin.java
index 4990fdf5ca0..e3acc014971 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMin.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/StringValueMin.java
@@ -24,11 +24,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that maintain the smallest of
* a sequence of strings.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.StringValueMin} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class StringValueMin
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UniqValueCount.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UniqValueCount.java
index 735dc4d754e..f59e18f3699 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UniqValueCount.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UniqValueCount.java
@@ -23,11 +23,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This class implements a value aggregator that dedupes a sequence of objects.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.UniqValueCount} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class UniqValueCount
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UserDefinedValueAggregatorDescriptor.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UserDefinedValueAggregatorDescriptor.java
index 53b564c85c5..cfddfda4ded 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UserDefinedValueAggregatorDescriptor.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/UserDefinedValueAggregatorDescriptor.java
@@ -23,16 +23,13 @@ import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapred.JobConf;
/**
- * This class implements a wrapper for a user defined value aggregator descriptor.
- * It servs two functions: One is to create an object of ValueAggregatorDescriptor from the
- * name of a user defined class that may be dynamically loaded. The other is to
- * deligate inviokations of generateKeyValPairs function to the created object.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.UserDefinedValueAggregatorDescriptor}
- * instead
+ * This class implements a wrapper for a user defined value aggregator
+ * descriptor.
+ * It serves two functions: One is to create an object of
+ * ValueAggregatorDescriptor from the name of a user defined class that may be
+ * dynamically loaded. The other is to delegate invocations of
+ * generateKeyValPairs function to the created object.
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class UserDefinedValueAggregatorDescriptor extends org.apache.hadoop.
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregator.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregator.java
index a61d61d71be..064a720d9e2 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregator.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregator.java
@@ -23,11 +23,7 @@ import org.apache.hadoop.classification.InterfaceStability;
/**
* This interface defines the minimal protocol for value aggregators.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.ValueAggregator} instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface ValueAggregator extends
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorBaseDescriptor.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorBaseDescriptor.java
index 694353b0869..b10ac583505 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorBaseDescriptor.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorBaseDescriptor.java
@@ -28,12 +28,7 @@ import org.apache.hadoop.mapred.JobConf;
/**
* This class implements the common functionalities of
* the subclasses of ValueAggregatorDescriptor class.
- *
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.ValueAggregatorBaseDescriptor}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ValueAggregatorBaseDescriptor extends org.apache.hadoop.mapreduce.
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.java
index 4b71aae36ab..d250cadcf6a 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/aggregate/ValueAggregatorCombiner.java
@@ -32,11 +32,7 @@ import org.apache.hadoop.mapred.Reporter;
/**
* This class implements the generic combiner of Aggregate.
- * @deprecated Use
- * {@link org.apache.hadoop.mapreduce.lib.aggregate.ValueAggregatorCombiner}
- * instead
*/
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class ValueAggregatorCombiner
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBOutputFormat.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBOutputFormat.java
index 549dd3237ff..6c2ecf772f5 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBOutputFormat.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBOutputFormat.java
@@ -31,15 +31,10 @@ import org.apache.hadoop.mapred.OutputFormat;
import org.apache.hadoop.mapred.RecordWriter;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapreduce.MRJobConfig;
-import org.apache.hadoop.mapreduce.TaskAttemptContext;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.task.TaskAttemptContextImpl;
import org.apache.hadoop.util.Progressable;
-/**
- * @deprecated Use org.apache.hadoop.mapreduce.lib.db.DBOutputFormat instead
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public class DBOutputFormat
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBWritable.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBWritable.java
index df8a0788dd9..1e38e4de10c 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBWritable.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/lib/db/DBWritable.java
@@ -20,11 +20,6 @@ package org.apache.hadoop.mapred.lib.db;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
-/**
- * @deprecated
- * Use {@link org.apache.hadoop.mapreduce.lib.db.DBWritable} instead
- */
-@Deprecated
@InterfaceAudience.Public
@InterfaceStability.Stable
public interface DBWritable
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Application.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Application.java
index 0a108d73b63..8d4d2592373 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Application.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Application.java
@@ -18,7 +18,6 @@
package org.apache.hadoop.mapred.pipes;
-import java.io.BufferedInputStream;
import java.io.File;
import java.io.IOException;
import java.net.ServerSocket;
@@ -27,14 +26,12 @@ import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
-import java.util.Map.Entry;
import java.util.Random;
+
import javax.crypto.SecretKey;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
-import org.apache.hadoop.mapreduce.MRJobConfig;
-import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.FileUtil;
@@ -50,6 +47,8 @@ import org.apache.hadoop.mapred.RecordReader;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.TaskAttemptID;
import org.apache.hadoop.mapred.TaskLog;
+import org.apache.hadoop.mapreduce.MRJobConfig;
+import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.security.SecureShuffleUtils;
import org.apache.hadoop.mapreduce.security.TokenCache;
import org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/BinaryProtocol.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/BinaryProtocol.java
index ecdce749abd..ebfb1845377 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/BinaryProtocol.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/BinaryProtocol.java
@@ -18,14 +18,20 @@
package org.apache.hadoop.mapred.pipes;
-import java.io.*;
+import java.io.BufferedInputStream;
+import java.io.BufferedOutputStream;
+import java.io.DataInputStream;
+import java.io.DataOutputStream;
+import java.io.FileOutputStream;
+import java.io.FilterOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
import java.net.Socket;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
-import javax.crypto.SecretKey;
-
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.io.BytesWritable;
@@ -36,8 +42,6 @@ import org.apache.hadoop.io.WritableComparable;
import org.apache.hadoop.io.WritableUtils;
import org.apache.hadoop.mapred.InputSplit;
import org.apache.hadoop.mapred.JobConf;
-import org.apache.hadoop.mapreduce.security.SecureShuffleUtils;
-import org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager;
import org.apache.hadoop.util.StringUtils;
/**
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/OutputHandler.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/OutputHandler.java
index 04cf21a9496..2d6850f4c41 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/OutputHandler.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/OutputHandler.java
@@ -19,9 +19,7 @@
package org.apache.hadoop.mapred.pipes;
import java.io.IOException;
-import java.util.ArrayList;
import java.util.HashMap;
-import java.util.List;
import java.util.Map;
import org.apache.hadoop.io.FloatWritable;
diff --git a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Submitter.java b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Submitter.java
index 4c0d940609c..ddc3ae80172 100644
--- a/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Submitter.java
+++ b/hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Submitter.java
@@ -25,7 +25,6 @@ import java.net.URL;
import java.net.URLClassLoader;
import java.security.AccessController;
import java.security.PrivilegedAction;
-import java.util.Iterator;
import java.util.StringTokenizer;
import org.apache.commons.cli.BasicParser;
@@ -41,8 +40,6 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.conf.Configured;
-import org.apache.hadoop.mapreduce.MRJobConfig;
-import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.Text;
@@ -59,6 +56,8 @@ import org.apache.hadoop.mapred.RunningJob;
import org.apache.hadoop.mapred.lib.HashPartitioner;
import org.apache.hadoop.mapred.lib.LazyOutputFormat;
import org.apache.hadoop.mapred.lib.NullOutputFormat;
+import org.apache.hadoop.mapreduce.MRJobConfig;
+import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.util.GenericOptionsParser;
import org.apache.hadoop.util.Tool;