org.jpu.patterns.serviceLocator
Class TopicLocator

java.lang.Object
  org.jpu.patterns.serviceLocator.Locator
      org.jpu.patterns.serviceLocator.TopicLocator

All Implemented Interfaces:

ILocator, ITopicLocator

Direct Known Subclasses:

TopicLocator

public class TopicLocator

extends Locator

implements ITopicLocator

Subclass of Locator specialized for Topic's. See that class' documentation for more information.

Nested Class Summary

Nested classes inherited from class org.jpu.patterns.serviceLocator.Locator

Locator.DefaultIdentifierParser, Locator.DefaultLookupStrategy, Locator.DefaultNarrowStrategy, Locator.NullCache

Nested classes inherited from class org.jpu.patterns.serviceLocator.ILocator

ILocator.ICache, ILocator.IIdentifierParser, ILocator.ILookupStrategy, ILocator.INarrowStrategy

Constructor Summary

TopicLocator()

Method Summary

java.lang.Class	getDefaultCast() By default returns null, but subclasses can override to return the Class that should be passed as the second parameter to Locator.narrow(Object,Class) if no class is passed via the castTo attribute of the ServiceLocatorOptions instance.
javax.jms.Topic	getTopic(java.lang.String namingIdentifier)
javax.jms.Topic	getTopic(java.lang.String namingIdentifier, java.lang.Class c)
javax.jms.Topic	getTopic(java.lang.String namingIdentifier, ServiceLocatorOptions options)

Methods inherited from class org.jpu.patterns.serviceLocator.Locator

clearCache, getCache, getLookupStrategy, getNarrowStrategy, getObject, getObject, getObject, lookup, narrow, narrow, newCache, newIdentifier, newLookupStrategy, newNarrowStrategy, removeFromCache, setCache, setLookupStrategy, setNarrowStrategy

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jpu.patterns.serviceLocator.ILocator

clearCache, getCache, getLookupStrategy, getNarrowStrategy, getObject, getObject, getObject, narrow, narrow, newCache, newLookupStrategy, newNarrowStrategy, removeFromCache, setCache, setLookupStrategy, setNarrowStrategy

Constructor Detail

TopicLocator

public TopicLocator()

Method Detail

getDefaultCast

public java.lang.Class getDefaultCast()

Description copied from interface: ILocator

By default returns null, but subclasses can override to return the Class that should be passed as the second parameter to ILocator.narrow(Object,Class) if no class is passed via the castTo attribute of the ServiceLocatorOptions instance. If both castTo and the return value of this method are null, no cast is performed.

Specified by:

getDefaultCast in interface ILocator

Overrides:

getDefaultCast in class Locator

getTopic

public javax.jms.Topic getTopic(java.lang.String namingIdentifier)
                         throws ServiceLocatorException

Specified by:

getTopic in interface ITopicLocator

Throws:

ServiceLocatorException

getTopic

public javax.jms.Topic getTopic(java.lang.String namingIdentifier,
                                java.lang.Class c)
                         throws ServiceLocatorException

Specified by:

getTopic in interface ITopicLocator

Throws:

ServiceLocatorException

getTopic

public javax.jms.Topic getTopic(java.lang.String namingIdentifier,
                                ServiceLocatorOptions options)
                         throws ServiceLocatorException

Specified by:

getTopic in interface ITopicLocator

Throws:

ServiceLocatorException