org.apache.uima.collection.impl.cpm.engine

Class CPMThreadGroup

java.lang.Object

java.lang.ThreadGroup

org.apache.uima.collection.impl.cpm.engine.CPMThreadGroup

All Implemented Interfaces:

Thread.UncaughtExceptionHandler

public class CPMThreadGroup
extends ThreadGroup

This component catches uncaught errors in the CPM. All critical threads in the CPM are part of this ThreadGroup. If OutOfMemory Error is thrown this component is notified by the JVM and its job is to notify registered listeners.

Constructor Summary

Constructors

Constructor and Description
CPMThreadGroup(String name) Instantiates a new CPM thread group.
CPMThreadGroup(ThreadGroup parent, String name) Instantiates a new CPM thread group.

Method Summary

Modifier and Type	Method and Description
void	cleanup() Cleanup.
void	setListeners(ArrayList aListenerList) Sets listeners to be used in notifications.
void	setProcessTrace(org.apache.uima.util.ProcessTrace aProcessTrace) Sets the process trace.
void	uncaughtException(Thread t, Throwable e)

Methods inherited from class java.lang.ThreadGroup

activeCount, activeGroupCount, allowThreadSuspension, checkAccess, destroy, enumerate, enumerate, enumerate, enumerate, getMaxPriority, getName, getParent, interrupt, isDaemon, isDestroyed, list, parentOf, resume, setDaemon, setMaxPriority, stop, suspend, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

CPMThreadGroup

public CPMThreadGroup(String name)

Instantiates a new CPM thread group.

Parameters:

name - the name

CPMThreadGroup

public CPMThreadGroup(ThreadGroup parent,
                      String name)

Instantiates a new CPM thread group.

Parameters:

parent - - parent thread group

name - - name of this thread group

Method Detail

setListeners

public void setListeners(ArrayList aListenerList)

Sets listeners to be used in notifications.

Parameters:

aListenerList - - list of registered listners

setProcessTrace

public void setProcessTrace(org.apache.uima.util.ProcessTrace aProcessTrace)

Sets the process trace.

Parameters:

aProcessTrace - the new process trace

uncaughtException

public void uncaughtException(Thread t,
                              Throwable e)

Specified by:

uncaughtException in interface Thread.UncaughtExceptionHandler

Overrides:

uncaughtException in class ThreadGroup

cleanup

public void cleanup()

Cleanup.