Package org.infinispan.remoting.transport.jgroups

Class NoOpJGroupsMetricManager

java.lang.Object

org.infinispan.remoting.transport.jgroups.NoOpJGroupsMetricManager

All Implemented Interfaces:

JGroupsMetricsManager

public final class NoOpJGroupsMetricManager
extends Object
implements JGroupsMetricsManager

An empty implementation of JGroupsMetricsManager.

All methods are no-op except for trackRequest(Address) which return an instance of NoOpRequestTracker.

See Also:

• NoOpRequestTracker

Field Summary

Fields

Modifier and Type	Field	Description
static final JGroupsMetricsManager	INSTANCE

Method Summary

Modifier and Type	Method	Description
void	onChannelConnected(org.jgroups.JChannel channel, boolean isMainChannel)	Registers metrics for a JChannel.
void	onChannelDisconnected(org.jgroups.JChannel channel)	Unregisters metrics for a JChannel.
void	recordMessageSent(Address destination, int bytesSent, boolean async)	Records a message sent to a destination.
RequestTracker	trackRequest(Address destination)	Track the latency for a synchronous request.

Methods inherited from class java.lang.Object

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

Field Details

INSTANCE

public static final JGroupsMetricsManager INSTANCE

Method Details

trackRequest

public RequestTracker trackRequest(Address destination)

Description copied from interface: JGroupsMetricsManager

Track the latency for a synchronous request.

Specified by:

trackRequest in interface JGroupsMetricsManager

Parameters:

destination - The destination address. Cannot be null.

Returns:

A RequestTracker implementation with the send time already set.

recordMessageSent

public void recordMessageSent(Address destination,
 int bytesSent,
 boolean async)

Description copied from interface: JGroupsMetricsManager

Records a message sent to a destination.

Updates the bytes sent and, if it is an async message, the async counter.

Specified by:

recordMessageSent in interface JGroupsMetricsManager

Parameters:

destination - The destination address. Cannot be null.

bytesSent - The number of bytes sent in the message.

async - Set to true if the message is asynchronous.

onChannelConnected

public void onChannelConnected(org.jgroups.JChannel channel,
 boolean isMainChannel)

Description copied from interface: JGroupsMetricsManager

Registers metrics for a JChannel.

Specified by:

onChannelConnected in interface JGroupsMetricsManager

Parameters:

channel - The JChannel instance.

isMainChannel - Set to true if this is the main channel (the cluster channel, not cross-site).

onChannelDisconnected

public void onChannelDisconnected(org.jgroups.JChannel channel)

Description copied from interface: JGroupsMetricsManager

Unregisters metrics for a JChannel.

Specified by:

onChannelDisconnected in interface JGroupsMetricsManager

Parameters:

channel - The JChannel instance.