Package org.apache.qpid.jms.jndi

Class JNDIReferenceFactory

java.lang.Object

org.apache.qpid.jms.jndi.JNDIReferenceFactory

All Implemented Interfaces:

ObjectFactory

public class JNDIReferenceFactory
extends Object
implements ObjectFactory

Converts objects implementing JNDIStorable into a property fields so they can be stored and regenerated from JNDI

Since:

1.0

Constructor Summary

Constructors

Constructor	Description
JNDIReferenceFactory()

Method Summary

Modifier and Type	Method	Description
static Reference	createReference(String instanceClassName, JNDIStorable po)	Create a Reference instance from a JNDIStorable object
Object	getObjectInstance(Object object, Name name, Context nameCtx, Hashtable<?,?> environment)	This will be called by a JNDIprovider when a Reference is retrieved from a JNDI store - and generates the original instance
static Class<?>	loadClass(Object thisObj, String className)	Retrieve the class loader for a named class

Methods inherited from class java.lang.Object

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

Constructor Details

JNDIReferenceFactory

public JNDIReferenceFactory()

Method Details

getObjectInstance

public Object getObjectInstance(Object object,
 Name name,
 Context nameCtx,
 Hashtable<?,?> environment)
                         throws Exception

This will be called by a JNDIprovider when a Reference is retrieved from a JNDI store - and generates the original instance

Specified by:

getObjectInstance in interface ObjectFactory

Parameters:

object - the Reference object

name - the JNDI name

nameCtx - the context

environment - the environment settings used by JNDI

Returns:

the instance built from the Reference object

Throws:

Exception - if building the instance from Reference fails (usually class not found)

createReference

public static Reference createReference(String instanceClassName,
 JNDIStorable po)
                                 throws NamingException

Create a Reference instance from a JNDIStorable object

Parameters:

instanceClassName - The name of the class that is being created.

po - The properties object to use when configuring the new instance.

Returns:

Reference

Throws:

NamingException - if an error occurs while creating the new instance.

loadClass

public static Class<?> loadClass(Object thisObj,
 String className)
                          throws ClassNotFoundException

Retrieve the class loader for a named class

Parameters:

thisObj - Local object to use when doing the lookup.

className - The name of the class being loaded.

Returns:

the class that was requested.

Throws:

ClassNotFoundException - if a matching class cannot be created.