Package io.pravega.client.connection.impl

Class TcpClientConnection

java.lang.Object

io.pravega.client.connection.impl.TcpClientConnection

All Implemented Interfaces:

ClientConnection, java.lang.AutoCloseable

public class TcpClientConnection
extends java.lang.Object
implements ClientConnection

Nested Class Summary

Nested classes/interfaces inherited from interface io.pravega.client.connection.impl.ClientConnection

ClientConnection.CompletedCallback

Method Summary

Modifier and Type	Method	Description
void	close()	Drop the connection.
static java.util.concurrent.CompletableFuture<TcpClientConnection>	connect(io.pravega.shared.protocol.netty.PravegaNodeUri location, ClientConfig clientConfig, io.pravega.shared.protocol.netty.ReplyProcessor callback, java.util.concurrent.ScheduledExecutorService executor, java.lang.Runnable onClose)	Connects to the specified location.
void	send(io.pravega.shared.protocol.netty.Append append)	Sends the provided append request.
void	send(io.pravega.shared.protocol.netty.WireCommand cmd)	Sends the provided command.
void	sendAsync(java.util.List<io.pravega.shared.protocol.netty.Append> appends, ClientConnection.CompletedCallback callback)	Sends the provided append commands.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

connect

public static java.util.concurrent.CompletableFuture<TcpClientConnection> connect(io.pravega.shared.protocol.netty.PravegaNodeUri location,
                                                                                  ClientConfig clientConfig,
                                                                                  io.pravega.shared.protocol.netty.ReplyProcessor callback,
                                                                                  java.util.concurrent.ScheduledExecutorService executor,
                                                                                  java.lang.Runnable onClose)

Connects to the specified location.

Parameters:

location - Location to connect to.

clientConfig - config for socket.

callback - ReplyProcessor for replies from the server.

executor - Thread pool to perform the connect in.

onClose - A callback to be notified when this connection closes.

Returns:

A future for a new connection. If the connect attempt fails the future will be failed with a ConnectionFailedException

send

public void send(io.pravega.shared.protocol.netty.WireCommand cmd)
          throws io.pravega.shared.protocol.netty.ConnectionFailedException

Description copied from interface: ClientConnection

Sends the provided command. This operation may block. (Though buffering is used to try to prevent it)

Specified by:

send in interface ClientConnection

Parameters:

cmd - The command to send.

Throws:

io.pravega.shared.protocol.netty.ConnectionFailedException - The connection has died, and can no longer be used.

send

public void send(io.pravega.shared.protocol.netty.Append append)
          throws io.pravega.shared.protocol.netty.ConnectionFailedException

Description copied from interface: ClientConnection

Sends the provided append request. This operation may block. (Though buffering is used to try to prevent it)

Specified by:

send in interface ClientConnection

Parameters:

append - The append command to send.

Throws:

io.pravega.shared.protocol.netty.ConnectionFailedException - The connection has died, and can no longer be used.

close

public void close()

Description copied from interface: ClientConnection

Drop the connection. No further operations may be performed.

Specified by:

close in interface java.lang.AutoCloseable

Specified by:

close in interface ClientConnection

sendAsync

public void sendAsync(java.util.List<io.pravega.shared.protocol.netty.Append> appends,
                      ClientConnection.CompletedCallback callback)

Description copied from interface: ClientConnection

Sends the provided append commands.

Specified by:

sendAsync in interface ClientConnection

Parameters:

appends - A list of append command to send.

callback - A callback to be invoked when the operation is complete

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object