org.gridgain.grid.util.nio

Class GridAbstractCommunicationClient

java.lang.Object

org.gridgain.grid.util.nio.GridAbstractCommunicationClient

All Implemented Interfaces:

GridCommunicationClient

Direct Known Subclasses:

GridShmemCommunicationClient, GridTcpCommunicationClient, GridTcpNioCommunicationClient

public abstract class GridAbstractCommunicationClient
extends Object
implements GridCommunicationClient

Implements basic lifecycle for communication clients.

Field Summary

Fields

Modifier and Type	Field and Description
protected GridNioMetricsListener	metricsLsnr Metrics listener.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	GridAbstractCommunicationClient(GridNioMetricsListener metricsLsnr)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	async()
boolean	close()
boolean	closed()
void	forceClose() Forces client close.
long	getIdleTime() Gets idle time of this client.
protected void	markUsed() Updates used time.
void	release() Releases this client by decreasing reservations.
boolean	reserve()
boolean	reserved()
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.gridgain.grid.util.nio.GridCommunicationClient

doHandshake, flushIfNeeded, sendMessage, sendMessage, sendMessage

Field Detail

metricsLsnr

protected final GridNioMetricsListener metricsLsnr

Metrics listener.

Constructor Detail

GridAbstractCommunicationClient

protected GridAbstractCommunicationClient(@Nullable
                               GridNioMetricsListener metricsLsnr)

Parameters:

metricsLsnr - Metrics listener.

Method Detail

close

public boolean close()

Specified by:

close in interface GridCommunicationClient

Returns:

True if client has been closed by this call, false if failed to close client (due to concurrent reservation or concurrent close).

forceClose

public void forceClose()

Forces client close.

Specified by:

forceClose in interface GridCommunicationClient

closed

public boolean closed()

Specified by:

closed in interface GridCommunicationClient

Returns:

True if client is closed;

reserve

public boolean reserve()

Specified by:

reserve in interface GridCommunicationClient

Returns:

True if client was reserved, false otherwise.

release

public void release()

Releases this client by decreasing reservations.

Specified by:

release in interface GridCommunicationClient

reserved

public boolean reserved()

Specified by:

reserved in interface GridCommunicationClient

Returns:

True if client was reserved.

getIdleTime

public long getIdleTime()

Gets idle time of this client.

Specified by:

getIdleTime in interface GridCommunicationClient

Returns:

Idle time of this client.

markUsed

protected void markUsed()

Updates used time.

async

public boolean async()

Specified by:

async in interface GridCommunicationClient

Returns:

True if send is asynchronous.

toString

public String toString()

Overrides:

toString in class Object