Apache
/
hadoop
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

svn merge -c 1291602 from trunk for HADOOP-8084. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23-PB@1291970 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Tsz-wo Sze 2012-02-21 19:50:43 +00:00
parent b3a969f03d
commit 47b7eb021d
2 changed files with 11 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hadoop-common-project/hadoop-common/CHANGES.txt
View File

@ -47,6 +47,9 @@ Release 0.23-PB - Unreleased
HADOOP-8070. Add a standalone benchmark for RPC call performance. (todd)
HADOOP-8084. Updates ProtoBufRpc engine to not do an unnecessary copy
for RPC request/response. (ddas)
BUG FIXES
HADOOP-7695. RPC.stopProxy can throw unintended exception while logging

14
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/ProtobufRpcEngine.java
View File

@ -34,6 +34,7 @@ import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.io.DataOutputOutputStream;
import org.apache.hadoop.io.Writable;
import org.apache.hadoop.ipc.Client.ConnectionId;
import org.apache.hadoop.ipc.RPC.RpcInvoker;
@ -45,6 +46,7 @@ import org.apache.hadoop.ipc.protobuf.HadoopRpcProtos.HadoopRpcResponseProto.Res
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.token.SecretManager;
import org.apache.hadoop.security.token.TokenIdentifier;
import org.apache.hadoop.util.ProtoUtil;
import org.apache.hadoop.util.StringUtils;
import com.google.common.annotations.VisibleForTesting;
@ -268,13 +270,13 @@ public class ProtobufRpcEngine implements RpcEngine {
@Override
public void write(DataOutput out) throws IOException {
out.writeInt(message.toByteArray().length);
out.write(message.toByteArray());
((Message)message).writeDelimitedTo(
DataOutputOutputStream.constructOutputStream(out));
}
@Override
public void readFields(DataInput in) throws IOException {
int length = in.readInt();
int length = ProtoUtil.readRawVarint32(in);
byte[] bytes = new byte[length];
in.readFully(bytes);
message = HadoopRpcRequestProto.parseFrom(bytes);
@ -297,13 +299,13 @@ public class ProtobufRpcEngine implements RpcEngine {
@Override
public void write(DataOutput out) throws IOException {
out.writeInt(message.toByteArray().length);
out.write(message.toByteArray());
((Message)message).writeDelimitedTo(
DataOutputOutputStream.constructOutputStream(out));
}
@Override
public void readFields(DataInput in) throws IOException {
int length = in.readInt();
int length = ProtoUtil.readRawVarint32(in);
byte[] bytes = new byte[length];
in.readFully(bytes);
message = HadoopRpcResponseProto.parseFrom(bytes);