| /** |
| * 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.superbiz.counter; |
| |
| import javax.annotation.PostConstruct; |
| import javax.annotation.PreDestroy; |
| import javax.ejb.PostActivate; |
| import javax.ejb.PrePassivate; |
| import javax.ejb.Stateful; |
| import javax.ejb.StatefulTimeout; |
| import javax.interceptor.AroundInvoke; |
| import javax.interceptor.InvocationContext; |
| import java.io.Serializable; |
| import java.util.concurrent.TimeUnit; |
| |
| @Stateful |
| @StatefulTimeout(value = 1, unit = TimeUnit.SECONDS) |
| public class CallbackCounter implements Serializable { |
| |
| private int count = 0; |
| |
| @PrePassivate |
| public void prePassivate() { |
| ExecutionChannel.getInstance().notifyObservers("prePassivate"); |
| } |
| |
| @PostActivate |
| public void postActivate() { |
| ExecutionChannel.getInstance().notifyObservers("postActivate"); |
| } |
| |
| @PostConstruct |
| public void postConstruct() { |
| ExecutionChannel.getInstance().notifyObservers("postConstruct"); |
| } |
| |
| @PreDestroy |
| public void preDestroy() { |
| ExecutionChannel.getInstance().notifyObservers("preDestroy"); |
| } |
| |
| @AroundInvoke |
| public Object intercept(InvocationContext ctx) throws Exception { |
| ExecutionChannel.getInstance().notifyObservers(ctx.getMethod().getName()); |
| return ctx.proceed(); |
| } |
| |
| public int count() { |
| return count; |
| } |
| |
| public int increment() { |
| return ++count; |
| } |
| |
| public int reset() { |
| return (count = 0); |
| } |
| } |