Author: jcarman Date: Thu Sep 1 21:11:25 2005 New Revision: 266251 URL: http://svn.apache.org/viewcvs?rev=266251&view=rev Log: Added new SessionBeanProvider class.
Added: jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java (with props) Added: jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java URL: http://svn.apache.org/viewcvs/jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java?rev=266251&view=auto ============================================================================== --- jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java (added) +++ jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java Thu Sep 1 21:11:25 2005 @@ -0,0 +1,76 @@ +/* $Id$ + * + * Copyright 2005 The Apache Software Foundation. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +package org.apache.commons.proxy.provider; + +import org.apache.commons.proxy.exception.ObjectProviderException; + +import javax.rmi.PortableRemoteObject; +import javax.naming.InitialContext; +import javax.naming.NamingException; +import java.lang.reflect.Method; +import java.lang.reflect.InvocationTargetException; + +/** + * Provides a reference to a session bean by looking up the home object and calling (via reflection) + * the no-argument create() method. This will work for both local and remote session beans. + * + * @author James Carman + * @version 1.0 + */ +public class SessionBeanProvider extends AbstractObjectProvider +{ + private final String jndiName; + private final Class serviceInterface; + private final Class homeInterface; + + public SessionBeanProvider( String jndiName, Class serviceInterface, Class homeInterface ) + { + this.jndiName = jndiName; + this.serviceInterface = serviceInterface; + this.homeInterface = homeInterface; + } + + public Object getObject() + { + try + { + Object homeObject = PortableRemoteObject.narrow( new InitialContext().lookup( jndiName ), homeInterface ); + final Method createMethod = homeObject.getClass().getMethod( "create" ); + return serviceInterface.cast( createMethod.invoke( homeObject ) ); + } + catch( NoSuchMethodException e ) + { + throw new ObjectProviderException( + "Unable to find no-arg create() method on home interface " + homeInterface.getName() + ".", e ); + } + catch( IllegalAccessException e ) + { + throw new ObjectProviderException( + "No-arg create() method on home interface " + homeInterface.getName() + " is not accessible.", + e ); // Should never happen! + } + catch( NamingException e ) + { + throw new ObjectProviderException( "Unable to lookup EJB home object in JNDI.", e ); + } + catch( InvocationTargetException e ) + { + throw new ObjectProviderException( + "No-arg create() method on home interface " + homeInterface.getName() + " threw an exception.", e ); + } + } +} Propchange: jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java ------------------------------------------------------------------------------ svn:eol-style = native Propchange: jakarta/commons/sandbox/proxy/trunk/src/java/org/apache/commons/proxy/provider/SessionBeanProvider.java ------------------------------------------------------------------------------ svn:keywords = Id --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]