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HADOOP-9630. [RPC v9] Remove IpcSerializationType. (Junping Du via llu) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1491682 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luke Lu 2013-06-11 03:30:41 +00:00
parent 8e0f166cf3
commit a841be808a
3 changed files with 8 additions and 44 deletions
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12
hadoop-common-project/hadoop-common/CHANGES.txt
View File

@ -358,17 +358,19 @@ Release 2.1.0-beta - UNRELEASED
HADOOP-8886. Remove KFS support. (eli)
HADOOP-9163 The rpc msg in ProtobufRpcEngine.proto should be moved out to
HADOOP-9163. [RPC v9] The rpc msg in ProtobufRpcEngine.proto should be moved out to
avoid an extra copy (Sanjay Radia)
HADOOP-9151 Include RPC error info in RpcResponseHeader instead of sending
HADOOP-9151. [RPC v9] Include RPC error info in RpcResponseHeader instead of sending
it separately (sanjay Radia)
HADOOP-9380 Add totalLength to rpc response (sanjay Radia)
HADOOP-9380. [RPC v9] Add totalLength to rpc response (sanjay Radia)
HADOOP-9425 Add error codes to rpc-response (sanjay Radia)
HADOOP-9425. [RPC v9] Add error codes to rpc-response (sanjay Radia)
HADOOP-9194. RPC support for QoS. (Junping Du via llu)
HADOOP-9194. [RPC v9] RPC support for QoS. (Junping Du via llu)
HADOOP-9630. [RPC v9] Remove IpcSerializationType. (Junping Du via llu)
NEW FEATURES

3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Client.java
View File

@ -750,8 +750,6 @@ public class Client {
* +----------------------------------+
* | Authmethod (1 byte) |
* +----------------------------------+
* | IpcSerializationType (1 byte) |
* +----------------------------------+
*/
private void writeConnectionHeader(OutputStream outStream)
throws IOException {
@ -761,7 +759,6 @@ public class Client {
out.write(Server.CURRENT_VERSION);
out.write(serviceClass);
authMethod.write(out);
Server.IpcSerializationType.PROTOBUF.write(out);
out.flush();
}

37
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/Server.java
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@ -164,22 +164,6 @@ public abstract class Server {
*/
public static final ByteBuffer HEADER = ByteBuffer.wrap("hrpc".getBytes());
/**
* Serialization type for ConnectionContext and RpcRequestHeader
*/
public enum IpcSerializationType {
// Add new serialization type to the end without affecting the enum order
PROTOBUF;
void write(DataOutput out) throws IOException {
out.writeByte(this.ordinal());
}
static IpcSerializationType fromByte(byte b) {
return IpcSerializationType.values()[b];
}
}
/**
* If the user accidentally sends an HTTP GET to an IPC port, we detect this
* and send back a nicer response.
@ -1322,7 +1306,7 @@ public abstract class Server {
if (!connectionHeaderRead) {
//Every connection is expected to send the header.
if (connectionHeaderBuf == null) {
connectionHeaderBuf = ByteBuffer.allocate(4);
connectionHeaderBuf = ByteBuffer.allocate(3);
}
count = channelRead(channel, connectionHeaderBuf);
if (count < 0 || connectionHeaderBuf.remaining() > 0) {
@ -1355,13 +1339,6 @@ public abstract class Server {
return -1;
}
IpcSerializationType serializationType = IpcSerializationType
.fromByte(connectionHeaderBuf.get(3));
if (serializationType != IpcSerializationType.PROTOBUF) {
respondUnsupportedSerialization(serializationType);
return -1;
}
dataLengthBuffer.clear();
if (authMethod == null) {
throw new IOException("Unable to read authentication method");
@ -1554,18 +1531,6 @@ public abstract class Server {
}
}
private void respondUnsupportedSerialization(IpcSerializationType st) throws IOException {
String errMsg = "Server IPC version " + CURRENT_VERSION
+ " do not support serilization " + st.toString();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
Call fakeCall = new Call(-1, null, this);
setupResponse(buffer, fakeCall,
RpcStatusProto.FATAL, RpcErrorCodeProto.FATAL_UNSUPPORTED_SERIALIZATION,
null, IpcException.class.getName(), errMsg);
responder.doRespond(fakeCall);
}
private void setupHttpRequestOnIpcPortResponse() throws IOException {
Call fakeCall = new Call(0, null, this);
fakeCall.setResponse(ByteBuffer.wrap(