org.apache.hadoop.hbase.ipc

Class AsyncRpcChannel

java.lang.Object

org.apache.hadoop.hbase.ipc.AsyncRpcChannel

@InterfaceAudience.Private
public class AsyncRpcChannel
extends java.lang.Object

Netty RPC channel

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.commons.logging.Log	LOG
protected static java.util.Map<org.apache.hadoop.hbase.protobuf.generated.AuthenticationProtos.TokenIdentifier.Kind,org.apache.hadoop.security.token.TokenSelector<? extends org.apache.hadoop.security.token.TokenIdentifier>>	tokenHandlers

Constructor Summary

Constructors

Constructor and Description
AsyncRpcChannel(io.netty.bootstrap.Bootstrap bootstrap, AsyncRpcClient client, org.apache.hadoop.hbase.ipc.RpcClient.ConnectionId connectionId) Constructor for netty RPC channel

Method Summary

Methods

Modifier and Type	Method and Description
io.netty.util.concurrent.Promise<com.google.protobuf.Message>	callMethod(com.google.protobuf.Descriptors.MethodDescriptor method, AsyncPayloadCarryingRpcController controller, com.google.protobuf.Message request, com.google.protobuf.Message responsePrototype) Calls method on channel
io.netty.util.concurrent.Promise<com.google.protobuf.Message>	callMethodWithPromise(com.google.protobuf.Descriptors.MethodDescriptor method, AsyncPayloadCarryingRpcController controller, com.google.protobuf.Message request, com.google.protobuf.Message responsePrototype) Calls method and returns a promise
void	cleanupCalls(boolean cleanAll) Clean up calls.
void	close(java.lang.Throwable e) Close connection
boolean	isAlive() Check if the connection is alive
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

LOG

public static final org.apache.commons.logging.Log LOG

tokenHandlers

protected static final java.util.Map<org.apache.hadoop.hbase.protobuf.generated.AuthenticationProtos.TokenIdentifier.Kind,org.apache.hadoop.security.token.TokenSelector<? extends org.apache.hadoop.security.token.TokenIdentifier>> tokenHandlers

Constructor Detail

AsyncRpcChannel

public AsyncRpcChannel(io.netty.bootstrap.Bootstrap bootstrap,
               AsyncRpcClient client,
               org.apache.hadoop.hbase.ipc.RpcClient.ConnectionId connectionId)

Constructor for netty RPC channel

Parameters:

bootstrap - to construct channel on

client - to connect with

connectionId - of connection

Method Detail

callMethod

public io.netty.util.concurrent.Promise<com.google.protobuf.Message> callMethod(com.google.protobuf.Descriptors.MethodDescriptor method,
                                                                       AsyncPayloadCarryingRpcController controller,
                                                                       com.google.protobuf.Message request,
                                                                       com.google.protobuf.Message responsePrototype)

Calls method on channel

Parameters:

method - to call

controller - to run call with

request - to send

responsePrototype - to construct response with

callMethodWithPromise

public io.netty.util.concurrent.Promise<com.google.protobuf.Message> callMethodWithPromise(com.google.protobuf.Descriptors.MethodDescriptor method,
                                                                                  AsyncPayloadCarryingRpcController controller,
                                                                                  com.google.protobuf.Message request,
                                                                                  com.google.protobuf.Message responsePrototype)
                                                                                    throws java.net.ConnectException

Calls method and returns a promise

Parameters:

method - to call

controller - to run call with

request - to send

responsePrototype - for response message

Returns:

Promise to listen to result

Throws:

java.net.ConnectException - on connection failures

close

public void close(java.lang.Throwable e)

Close connection

Parameters:

e - exception on close

cleanupCalls

public void cleanupCalls(boolean cleanAll)

Clean up calls.

Parameters:

cleanAll - true if all calls should be cleaned, false for only the timed out calls

isAlive

public boolean isAlive()

Check if the connection is alive

Returns:

true if alive

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object