org.apache.cxf.buslifecycle.CXFBusLifeCycleManager Maven / Gradle / Ivy
/**
* 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.apache.cxf.buslifecycle;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import javax.annotation.PostConstruct;
import javax.annotation.Resource;
import org.apache.cxf.Bus;
public class CXFBusLifeCycleManager implements BusLifeCycleManager {
private final List listeners;
private Bus bus;
private boolean preShutdownCalled;
private boolean postShutdownCalled;
public CXFBusLifeCycleManager() {
listeners = new CopyOnWriteArrayList();
}
@Resource
public void setBus(Bus b) {
bus = b;
}
@PostConstruct
public void register() {
if (null != bus) {
bus.setExtension(this, BusLifeCycleManager.class);
}
}
/* (non-Javadoc)
* @see org.apache.cxf.buslifecycle.BusLifeCycleManager#registerLifeCycleListener(
* org.apache.cxf.buslifecycle.BusLifeCycleListener)
*/
public void registerLifeCycleListener(BusLifeCycleListener listener) {
listeners.add(listener);
}
/* (non-Javadoc)
* @see org.apache.cxf.buslifecycle.BusLifeCycleManager#unregisterLifeCycleListener(
* org.apache.cxf.buslifecycle.BusLifeCycleListener)
*/
public void unregisterLifeCycleListener(BusLifeCycleListener listener) {
listeners.remove(listener);
}
public void initComplete() {
preShutdownCalled = false;
postShutdownCalled = false;
for (BusLifeCycleListener listener : listeners) {
listener.initComplete();
}
}
public void preShutdown() {
// TODO inverse order of registration?
preShutdownCalled = true;
for (BusLifeCycleListener listener : listeners) {
listener.preShutdown();
}
}
public void postShutdown() {
if (!preShutdownCalled) {
preShutdown();
}
if (!postShutdownCalled) {
postShutdownCalled = true;
// TODO inverse order of registration?
for (BusLifeCycleListener listener : listeners) {
listener.postShutdown();
}
}
}
}