org.apache.cassandra.streaming

Class ConnectionHandler

java.lang.Object

org.apache.cassandra.streaming.ConnectionHandler

public class ConnectionHandler
extends java.lang.Object

ConnectionHandler manages incoming/outgoing message exchange for the StreamSession.

Internally, ConnectionHandler manages thread to receive incoming StreamMessage and thread to send outgoing message. Messages are encoded/decoded on those thread and handed to StreamSession.messageReceived(org.apache.cassandra.streaming.messages.StreamMessage).

Method Summary

Modifier and Type	Method and Description
com.google.common.util.concurrent.ListenableFuture<?>	close()
com.google.common.util.concurrent.ListenableFuture<?>	closeIncoming()
com.google.common.util.concurrent.ListenableFuture<?>	closeOutgoing()
void	initiate() Set up incoming message handler and initiate streaming.
void	initiateOnReceivingSide(IncomingStreamingConnection connection, boolean isForOutgoing, int version) Set up outgoing message handler on receiving side.
boolean	isOutgoingConnected()
void	sendMessage(StreamMessage message)
void	sendMessages(java.util.Collection<? extends StreamMessage> messages) Enqueue messages to be sent.

Methods inherited from class java.lang.Object

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

Method Detail

initiate

public void initiate()
              throws java.io.IOException

Set up incoming message handler and initiate streaming. This method is called once on initiator.

Throws:

java.io.IOException

initiateOnReceivingSide

public void initiateOnReceivingSide(IncomingStreamingConnection connection,
                                    boolean isForOutgoing,
                                    int version)
                             throws java.io.IOException

Set up outgoing message handler on receiving side.

Parameters:

connection - Incoming connection to use for OutgoingMessageHandler.

version - Streaming message version

Throws:

java.io.IOException

close

public com.google.common.util.concurrent.ListenableFuture<?> close()

closeOutgoing

public com.google.common.util.concurrent.ListenableFuture<?> closeOutgoing()

closeIncoming

public com.google.common.util.concurrent.ListenableFuture<?> closeIncoming()

sendMessages

public void sendMessages(java.util.Collection<? extends StreamMessage> messages)

Enqueue messages to be sent.

Parameters:

messages - messages to send

sendMessage

public void sendMessage(StreamMessage message)

isOutgoingConnected

public boolean isOutgoingConnected()

Returns:

true if outgoing connection is opened and ready to send messages