software.amazon.awssdk.crt.eventstream

Class ClientConnectionHandler

java.lang.Object

software.amazon.awssdk.crt.eventstream.ClientConnectionHandler

All Implemented Interfaces:

AutoCloseable

public abstract class ClientConnectionHandler
extends Object
implements AutoCloseable

Handler for EventStream ClientConnections. It's marked AutoClosable. By default onConnectionClosed, calls the close() function on this object.

Field Summary

Fields

Modifier and Type	Field and Description
protected ClientConnection	clientConnection

Constructor Summary

Constructors

Constructor and Description
ClientConnectionHandler()

Method Summary

Modifier and Type	Method and Description
void	close()
CompletableFuture<Integer>	getConnectionClosedFuture()
protected void	onConnectionClosed(int closeReason) Invoked upon the connection closed event.
protected abstract void	onConnectionSetup(ClientConnection connection, int errorCode) Invoked upon completion of the Connection attempt
protected abstract void	onProtocolMessage(List<Header> headers, byte[] payload, MessageType messageType, int messageFlags) Invoked when a message is received on a connection.

Methods inherited from class java.lang.Object

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

Field Detail

clientConnection

protected ClientConnection clientConnection

Constructor Detail

ClientConnectionHandler

public ClientConnectionHandler()

Method Detail

onConnectionSetup

protected abstract void onConnectionSetup(ClientConnection connection,
                                          int errorCode)

Invoked upon completion of the Connection attempt

Parameters:

connection - if the setup was successful, connection is non-null. On error, errorCode will be non-zero

errorCode - Error representing any error that occurred during connect.

onProtocolMessage

protected abstract void onProtocolMessage(List<Header> headers,
                                          byte[] payload,
                                          MessageType messageType,
                                          int messageFlags)

Invoked when a message is received on a connection.

Parameters:

headers - List of EventStream headers for the message received.

payload - Payload for the message received

messageType - message type for the message

messageFlags - message flags for the message

getConnectionClosedFuture

public CompletableFuture<Integer> getConnectionClosedFuture()

Returns:

a future for syncing on Connection closed.

onConnectionClosed

protected void onConnectionClosed(int closeReason)

Invoked upon the connection closed event. By default it calls close() on this object.

Parameters:

closeReason - The reason the connection was closed. 0 means a clean shutdown.

close

public void close()

Specified by:

close in interface AutoCloseable