net.grinder.synchronisation

Class AbstractBarrierGroups

java.lang.Object

net.grinder.synchronisation.AbstractBarrierGroups

All Implemented Interfaces:

BarrierGroups

Direct Known Subclasses:

ClientBarrierGroups, LocalBarrierGroups

public abstract class AbstractBarrierGroups
extends Object
implements BarrierGroups

Common barrier group implementation.

Author:

Philip Aston

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	AbstractBarrierGroups.BarrierGroupImplementation Basic BarrierGroup implementation.

Constructor Summary

Constructors

Constructor and Description
AbstractBarrierGroups()

Method Summary

Methods

Modifier and Type	Method and Description
void	cancelAll() Calls BarrierGroup.cancelAll() on all of our barrier groups.
protected abstract AbstractBarrierGroups.BarrierGroupImplementation	createBarrierGroup(String name) Factory method through which subclasses provide an appropriate barrier group implementation.
protected AbstractBarrierGroups.BarrierGroupImplementation	getExistingGroup(String name) Provide subclasses a way to access to an existing group without creating one if it doesn't exist.
BarrierGroup	getGroup(String name) Obtain a barrier group.
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractBarrierGroups

public AbstractBarrierGroups()

Method Detail

getGroup

public final BarrierGroup getGroup(String name)

Obtain a barrier group.

Specified by:

getGroup in interface BarrierGroups

Parameters:

name - Group name.

Returns:

The barrier group.

cancelAll

public final void cancelAll()
                     throws CommunicationException

Calls BarrierGroup.cancelAll() on all of our barrier groups.

Throws:

CommunicationException - If a network problem occurred.

getExistingGroup

protected final AbstractBarrierGroups.BarrierGroupImplementation getExistingGroup(String name)

Provide subclasses a way to access to an existing group without creating one if it doesn't exist.

Parameters:

name - Barrier name.

Returns:

The barrier group, or null if none exists.

createBarrierGroup

protected abstract AbstractBarrierGroups.BarrierGroupImplementation createBarrierGroup(String name)

Factory method through which subclasses provide an appropriate barrier group implementation.

Parameters:

name - Barrier name.

Returns:

A new barrier group instance.

toString

public String toString()

Overrides:

toString in class Object