/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.wicketstuff.javaee.injection;
import org.apache.wicket.Component;
import org.apache.wicket.application.IComponentInstantiationListener;
import org.apache.wicket.injection.IFieldValueFactory;
import org.apache.wicket.injection.Injector;
import org.apache.wicket.protocol.http.WebApplication;
import org.wicketstuff.javaee.naming.IJndiNamingStrategy;
import org.wicketstuff.javaee.naming.StandardJndiNamingStrategy;
/**
* This injection must be initialized in the Wicket WebApplication in order to enable Java EE 5
* resource injection in Wicket Pages Add the initialization in WebApplication's init() method, e.g.
* <p/>
* protected void init() { addComponentInstantiationListener(new JavaEEComponentInjector(this)); }
*
* @author Filippo Diotalevi
*/
public class JavaEEComponentInjector extends Injector implements IComponentInstantiationListener
{
IFieldValueFactory factory = null;
/**
* Constructor
*
* @param webapp
* wicket web application
*/
public JavaEEComponentInjector(WebApplication webapp)
{
this(webapp, new StandardJndiNamingStrategy());
}
/**
* Constructor
*
* @param webapp
* - wicket web application
* @param namingStrategy
* - a jndi naming strategy to lookup ejb references
*/
public JavaEEComponentInjector(WebApplication webapp, IJndiNamingStrategy namingStrategy)
{
bind(webapp);
factory = new JavaEEProxyFieldValueFactory(namingStrategy);
}
@Override
public void inject(Object object)
{
inject(object, factory);
}
@Override
public void onInstantiation(Component component)
{
inject(component);
}
}