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HBASE-12517 Ensure HConstants members are final. 

Signed-off-by: stack <stack@apache.org>
This commit is contained in:
Sean Busbey 2014-11-18 12:28:52 -06:00 committed by stack
parent 929bb34181
commit 14dc08c07f
1 changed files with 27 additions and 26 deletions
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53
hbase-common/src/main/java/org/apache/hadoop/hbase/HConstants.java
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@ -565,7 +565,7 @@ public final class HConstants {
* 1, 2, 3, 5, 10, 20, 40, 100, 100, 100.
* With 100ms, a back-off of 200 means 20s
*/
public static int RETRY_BACKOFF[] = { 1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200 };
public static final int RETRY_BACKOFF[] = {1, 2, 3, 5, 10, 20, 40, 100, 100, 100, 100, 200, 200};
public static final String REGION_IMPL = "hbase.hregion.impl";
@ -601,7 +601,8 @@ public final class HConstants {
* Parameter name for maximum number of bytes returned when calling a
* scanner's next method.
*/
public static String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY = "hbase.client.scanner.max.result.size";
public static final String HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE_KEY =
"hbase.client.scanner.max.result.size";
/**
* Maximum number of bytes returned when calling a scanner's next method.
@ -610,18 +611,18 @@ public final class HConstants {
*
* The default value is unlimited.
*/
public static long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = Long.MAX_VALUE;
public static final long DEFAULT_HBASE_CLIENT_SCANNER_MAX_RESULT_SIZE = Long.MAX_VALUE;
/**
* Parameter name for client pause value, used mostly as value to wait
* before running a retry of a failed get, region lookup, etc.
*/
public static String HBASE_CLIENT_PAUSE = "hbase.client.pause";
public static final String HBASE_CLIENT_PAUSE = "hbase.client.pause";
/**
* Default value of {@link #HBASE_CLIENT_PAUSE}.
*/
public static long DEFAULT_HBASE_CLIENT_PAUSE = 100;
public static final long DEFAULT_HBASE_CLIENT_PAUSE = 100;
/**
* The maximum number of concurrent connections the client will maintain.
@ -659,34 +660,34 @@ public final class HConstants {
* Parameter name for server pause value, used mostly as value to wait before
* running a retry of a failed operation.
*/
public static String HBASE_SERVER_PAUSE = "hbase.server.pause";
public static final String HBASE_SERVER_PAUSE = "hbase.server.pause";
/**
* Default value of {@link #HBASE_SERVER_PAUSE}.
*/
public static int DEFAULT_HBASE_SERVER_PAUSE = 1000;
public static final int DEFAULT_HBASE_SERVER_PAUSE = 1000;
/**
* Parameter name for maximum retries, used as maximum for all retryable
* operations such as fetching of the root region from root region server,
* getting a cell's value, starting a row update, etc.
*/
public static String HBASE_CLIENT_RETRIES_NUMBER = "hbase.client.retries.number";
public static final String HBASE_CLIENT_RETRIES_NUMBER = "hbase.client.retries.number";
/**
* Default value of {@link #HBASE_CLIENT_RETRIES_NUMBER}.
*/
public static int DEFAULT_HBASE_CLIENT_RETRIES_NUMBER = 31;
public static final int DEFAULT_HBASE_CLIENT_RETRIES_NUMBER = 31;
/**
* Parameter name to set the default scanner caching for all clients.
*/
public static String HBASE_CLIENT_SCANNER_CACHING = "hbase.client.scanner.caching";
public static final String HBASE_CLIENT_SCANNER_CACHING = "hbase.client.scanner.caching";
/**
* Default value for {@link #HBASE_CLIENT_SCANNER_CACHING}
*/
public static int DEFAULT_HBASE_CLIENT_SCANNER_CACHING = 100;
public static final int DEFAULT_HBASE_CLIENT_SCANNER_CACHING = 100;
/**
* Parameter name for number of rows that will be fetched when calling next on
@ -694,32 +695,32 @@ public final class HConstants {
* enable faster scanners but will eat up more memory and some calls of next
* may take longer and longer times when the cache is empty.
*/
public static String HBASE_META_SCANNER_CACHING = "hbase.meta.scanner.caching";
public static final String HBASE_META_SCANNER_CACHING = "hbase.meta.scanner.caching";
/**
* Default value of {@link #HBASE_META_SCANNER_CACHING}.
*/
public static int DEFAULT_HBASE_META_SCANNER_CACHING = 100;
public static final int DEFAULT_HBASE_META_SCANNER_CACHING = 100;
/**
* Parameter name for number of versions, kept by meta table.
*/
public static String HBASE_META_VERSIONS = "hbase.meta.versions";
public static final String HBASE_META_VERSIONS = "hbase.meta.versions";
/**
* Default value of {@link #HBASE_META_VERSIONS}.
*/
public static int DEFAULT_HBASE_META_VERSIONS = 3;
public static final int DEFAULT_HBASE_META_VERSIONS = 3;
/**
* Parameter name for number of versions, kept by meta table.
*/
public static String HBASE_META_BLOCK_SIZE = "hbase.meta.blocksize";
public static final String HBASE_META_BLOCK_SIZE = "hbase.meta.blocksize";
/**
* Default value of {@link #HBASE_META_BLOCK_SIZE}.
*/
public static int DEFAULT_HBASE_META_BLOCK_SIZE = 8 * 1024;
public static final int DEFAULT_HBASE_META_BLOCK_SIZE = 8 * 1024;
/**
* Parameter name for unique identifier for this {@link org.apache.hadoop.conf.Configuration}
@ -730,45 +731,45 @@ public final class HConstants {
* org.apache.hadoop.hbase.client.HConnection instances if some of the other connection parameters
* differ.
*/
public static String HBASE_CLIENT_INSTANCE_ID = "hbase.client.instance.id";
public static final String HBASE_CLIENT_INSTANCE_ID = "hbase.client.instance.id";
/**
* The client scanner timeout period in milliseconds.
*/
public static String HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = "hbase.client.scanner.timeout.period";
public static final String HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = "hbase.client.scanner.timeout.period";
/**
* Use {@link #HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD} instead.
* @deprecated This config option is deprecated. Will be removed at later releases after 0.96.
*/
@Deprecated
public static String HBASE_REGIONSERVER_LEASE_PERIOD_KEY =
public static final String HBASE_REGIONSERVER_LEASE_PERIOD_KEY =
"hbase.regionserver.lease.period";
/**
* Default value of {@link #HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD}.
*/
public static int DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = 60000;
public static final int DEFAULT_HBASE_CLIENT_SCANNER_TIMEOUT_PERIOD = 60000;
/**
* timeout for each RPC
*/
public static String HBASE_RPC_TIMEOUT_KEY = "hbase.rpc.timeout";
public static final String HBASE_RPC_TIMEOUT_KEY = "hbase.rpc.timeout";
/**
* Default value of {@link #HBASE_RPC_TIMEOUT_KEY}
*/
public static int DEFAULT_HBASE_RPC_TIMEOUT = 60000;
public static final int DEFAULT_HBASE_RPC_TIMEOUT = 60000;
/**
* timeout for short operation RPC
*/
public static String HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY = "hbase.rpc.shortoperation.timeout";
public static final String HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY = "hbase.rpc.shortoperation.timeout";
/**
* Default value of {@link #HBASE_RPC_SHORTOPERATION_TIMEOUT_KEY}
*/
public static int DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT = 10000;
public static final int DEFAULT_HBASE_RPC_SHORTOPERATION_TIMEOUT = 10000;
/**
* Value indicating the server name was saved with no sequence number.
@ -803,7 +804,7 @@ public final class HConstants {
"hbase.regionserver.region.split.policy";
/** Whether nonces are enabled; default is true. */
public static String HBASE_RS_NONCES_ENABLED = "hbase.regionserver.nonces.enabled";
public static final String HBASE_RS_NONCES_ENABLED = "hbase.regionserver.nonces.enabled";
/**
* Configuration key for the size of the block cache