2 * Copyright 2005-2010 the original author or authors.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
16 package org.wamblee.wicket.inject;
18 import java.io.IOException;
20 import org.apache.wicket.Component;
21 import org.apache.wicket.behavior.AbstractBehavior;
22 import org.wamblee.inject.InjectorBuilder;
25 * Injection behavior that performs dependency injection after
26 * serialization/deserialisation of the object.
28 * @author Erik Brakkee
30 public class InjectionBehavior extends AbstractBehavior {
32 private static final long serialVersionUID = 7363393083209418693L;
33 private Component _component;
34 private boolean _injectionUptodate;
37 * Constructs the behavior.
39 public InjectionBehavior(Component aComponent) {
40 _component = aComponent;
43 private void writeObject(java.io.ObjectOutputStream stream) throws IOException {
44 stream.defaultWriteObject();
47 private void readObject(java.io.ObjectInputStream stream) throws IOException, ClassNotFoundException {
48 stream.defaultReadObject();
49 injectIfNeeded(_component);
52 private void injectIfNeeded(Component aComponent) {
53 if (!_injectionUptodate) {
54 InjectorBuilder.getInjector().inject(aComponent);
55 _injectionUptodate = true;