| /* |
| * 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.openjpa.persistence; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.Collection; |
| |
| import org.apache.openjpa.event.DeleteListener; |
| import org.apache.openjpa.event.LifecycleCallbacks; |
| import org.apache.openjpa.event.LifecycleEvent; |
| import org.apache.openjpa.event.LifecycleEventManager; |
| import org.apache.openjpa.event.LoadListener; |
| import org.apache.openjpa.event.PersistListener; |
| import org.apache.openjpa.event.StoreListener; |
| import org.apache.openjpa.lib.util.Localizer; |
| import org.apache.openjpa.util.CallbackException; |
| |
| class PersistenceListenerAdapter |
| implements LifecycleEventManager.ListenerAdapter, PersistListener, |
| LoadListener, StoreListener, DeleteListener { |
| |
| private static final Localizer _loc = Localizer.forPackage |
| (PersistenceListenerAdapter.class); |
| |
| private final LifecycleCallbacks[][] _callbacks; |
| |
| public PersistenceListenerAdapter(LifecycleCallbacks[][] callbacks) { |
| _callbacks = callbacks; |
| } |
| |
| public PersistenceListenerAdapter(Collection<LifecycleCallbacks>[] calls) { |
| _callbacks = new LifecycleCallbacks[LifecycleEvent.ALL_EVENTS.length][]; |
| for (int i = 0; i < LifecycleEvent.ALL_EVENTS.length; i++) { |
| if (calls[i] == null) |
| continue; |
| _callbacks[i] = calls[i].toArray |
| (new LifecycleCallbacks[calls[i].size()]); |
| } |
| } |
| |
| public boolean respondsTo(int eventType) { |
| return _callbacks[eventType] != null; |
| } |
| |
| private void makeCallback(LifecycleEvent ev) { |
| int eventType = ev.getType(); |
| if (_callbacks[eventType] == null) |
| return; |
| Object src = ev.getSource(); |
| for (LifecycleCallbacks callback : _callbacks[eventType]) { |
| try { |
| callback.makeCallback(src, ev.getRelated(), eventType); |
| } catch (Throwable t) { |
| if (t instanceof InvocationTargetException) |
| t = t.getCause(); |
| if (t instanceof RuntimeException) |
| throw (RuntimeException) t; |
| |
| throw new CallbackException(_loc.get("system-listener-err", |
| src)).setCause(t).setFatal(true); |
| } |
| } |
| } |
| |
| public void beforePersist(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void afterPersist(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void afterLoad(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void afterRefresh(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void beforeStore(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void afterStore(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void beforeDelete(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| |
| public void afterDelete(LifecycleEvent event) { |
| makeCallback(event); |
| } |
| } |