com.bea.httppubsub
Class FactoryFinder

java.lang.Object
  |
  +--com.bea.httppubsub.FactoryFinder

public final class FactoryFinder

extends java.lang.Object

FactoryFinder search PubSub server's factories implementation based on the factory interface name. User can replace system default factories implementations by invoking setFactory(String, String) method.

See Also:

PubSubServerFactory, PubSubConfigFactory

Field Summary

static java.lang.String	PUBSUBCONFIG_FACTORY The property name for the PubSubConfigFactory class name.
static java.lang.String	PUBSUBSERVER_FACTORY The property name for the PubSubServerFactory class name.

Method Summary

static java.lang.Object	getFactory(java.lang.String factoryName) Get instance of the factory for the given Factory interface name.
static void	setFactory(java.lang.String factoryName, java.lang.String implName) Set the implementation class name for given factory interface name

Methods inherited from class java.lang.Object

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

Field Detail

PUBSUBSERVER_FACTORY

public static final java.lang.String PUBSUBSERVER_FACTORY

The property name for the PubSubServerFactory class name.

PUBSUBCONFIG_FACTORY

public static final java.lang.String PUBSUBCONFIG_FACTORY

The property name for the PubSubConfigFactory class name.

Method Detail

getFactory

public static java.lang.Object getFactory(java.lang.String factoryName)
                                   throws PubSubServerException

Get instance of the factory for the given Factory interface name.

Parameters:

factoryName - Factory interface name

Returns:

factory implementation object

Throws:

PubSubServerException - if error occurs

java.lang.NullPointerException - if factoryName is null

java.lang.IllegalArgumentException - if factoryName is invalid factory name.

setFactory

public static void setFactory(java.lang.String factoryName,
                              java.lang.String implName)
                       throws PubSubServerException

Set the implementation class name for given factory interface name

Parameters:

factoryName - factory interface name

implName - implementation class name

Throws:

PubSubServerException - if error occurs

java.lang.NullPointerException - if factoryName is null

java.lang.IllegalArgumentException - if factoryName is invalid factory name.