org.ow2.jasmine.monitoring.mbeancmd.sampling
Class ServerSampler

java.lang.Object
  org.ow2.jasmine.monitoring.mbeancmd.sampling.Sampler
      org.ow2.jasmine.monitoring.mbeancmd.sampling.ServerSampler

public class ServerSampler
extends Sampler

Sampler for statistics on various parts of the J2EE server. Includes : - machine cpu, if available - JVM cpu, if available - heap committed - heap used - number of threads - pending requests - current sessions - database connections - database busy cnx - waiters - dsleaks - dsfail - sfb instances - ssb instances - ent instances - committed tx - served cnx

Field Summary

Fields inherited from class org.ow2.jasmine.monitoring.mbeancmd.sampling.Sampler

context

Constructor Summary

ServerSampler(JmxContext context)
Implementation of inherited method.

Method Summary

java.lang.String	getDefaultOn() Implementation of inherited abstract method.
void	init() Override of inherited method: will initialize all object name arrays.
protected SampleData	newSampleData() Implementation of inherited abstract method.
protected SampleData	poll(SampleData data) Implementation of inherited abstract method, will call all pollers of this class.

Methods inherited from class org.ow2.jasmine.monitoring.mbeancmd.sampling.Sampler

getDomain, getJmxUrl, getMBeanServerConnection, getName, getOn, getServer, queryON, releaseMbeanServerConnection, sample, setOn

Methods inherited from class java.lang.Object

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

Constructor Detail

ServerSampler

public ServerSampler(JmxContext context)

Implementation of inherited method.

See Also:

Sampler#Sampler(String)

Method Detail

getDefaultOn

public java.lang.String getDefaultOn()

Implementation of inherited abstract method. Returns null since ServerSampler doesn't have one default object name.

Specified by:

getDefaultOn in class Sampler

Returns:

Default Object name filtering pattern for this sampler. If null, we'll consider that the Sampler doesn't have one default object name filter.

See Also:

Sampler.getDefaultOn()

init

public void init()

Override of inherited method: will initialize all object name arrays.

Overrides:

init in class Sampler

newSampleData

protected SampleData newSampleData()

Implementation of inherited abstract method.

Specified by:

newSampleData in class Sampler

Returns:

New sample data.

See Also:

Sampler.newSampleData()

poll

protected SampleData poll(SampleData data)

Implementation of inherited abstract method, will call all pollers of this class.

Specified by:

poll in class Sampler

Parameters:

data - Previous sample.

Returns:

Resulting data.

See Also:

Sampler.poll(SampleData), pollServer(ServerData), pollJVM(ServerData), pollSessions(ServerData), pollThreadPool(ServerData), pollJTM(ServerData), pollDataSources(ServerData), pollGlobalRequestProcessor(ServerData), pollEntity(ServerData), pollSSB(ServerData), pollSFB(ServerData)