| /* |
| * 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.webbeans.test.decorators.tests; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| |
| import javax.enterprise.context.RequestScoped; |
| import javax.enterprise.inject.Default; |
| import javax.enterprise.inject.spi.Bean; |
| import javax.enterprise.util.AnnotationLiteral; |
| |
| import junit.framework.Assert; |
| |
| import org.apache.webbeans.config.WebBeansContext; |
| import org.apache.webbeans.spi.ContextsService; |
| import org.apache.webbeans.test.AbstractUnitTest; |
| import org.apache.webbeans.test.decorators.multiple.Decorator1; |
| import org.apache.webbeans.test.decorators.multiple.Decorator2; |
| import org.apache.webbeans.test.decorators.multiple.IOutputProvider; |
| import org.apache.webbeans.test.decorators.multiple.MyIntercept; |
| import org.apache.webbeans.test.decorators.multiple.OutputInterceptor; |
| import org.apache.webbeans.test.decorators.multiple.OutputProvider; |
| import org.apache.webbeans.test.decorators.multiple.OutsideBean; |
| import org.apache.webbeans.test.decorators.multiple.RequestStringBuilder; |
| import org.junit.Test; |
| |
| public class DecoratorAndInterceptorStackTests extends AbstractUnitTest |
| { |
| |
| public static final String PACKAGE_NAME = DecoratorAndInterceptorStackTests.class.getPackage().getName(); |
| private static final int NUM_THREADS = 20; |
| |
| private static final Logger log = Logger.getLogger(DecoratorAndInterceptorStackTests.class.getName()); |
| |
| @Test |
| public void testDecoratorStack() |
| { |
| Collection<Class<?>> classes = new ArrayList<Class<?>>(); |
| classes.add(Decorator1.class); |
| classes.add(Decorator2.class); |
| classes.add(IOutputProvider.class); |
| classes.add(OutputProvider.class); |
| classes.add(RequestStringBuilder.class); |
| classes.add(MyIntercept.class); |
| classes.add(OutputInterceptor.class); |
| |
| Collection<String> xmls = new ArrayList<String>(); |
| xmls.add(getXmlPath(PACKAGE_NAME, "DecoratorAndInterceptorStack")); |
| |
| startContainer(classes, xmls); |
| |
| Bean<?> bean = getBeanManager().getBeans(OutputProvider.class, new AnnotationLiteral<Default>() |
| { |
| }).iterator().next(); |
| Object instance = getBeanManager().getReference(bean, OutputProvider.class, getBeanManager().createCreationalContext(bean)); |
| |
| OutputProvider outputProvider = (OutputProvider) instance; |
| |
| Assert.assertTrue(outputProvider != null); |
| |
| String result = outputProvider.getOutput(); |
| System.out.println(result); |
| // Verify that the Interceptors and Decorators were called in order, and in a stack. |
| Assert.assertTrue(result.equalsIgnoreCase("OutputInterceptor\nDecorator1\nDecorator2\nOutputProvider\n")); |
| } |
| |
| |
| @Test |
| public void testParallelInterceptorInvocation() throws Exception |
| { |
| Collection<Class<?>> classes = new ArrayList<Class<?>>(); |
| classes.add(Decorator1.class); |
| classes.add(IOutputProvider.class); |
| classes.add(OutputProvider.class); |
| classes.add(RequestStringBuilder.class); |
| classes.add(MyIntercept.class); |
| classes.add(OutsideBean.class); |
| classes.add(OutputInterceptor.class); |
| |
| Collection<String> xmls = new ArrayList<String>(); |
| xmls.add(getXmlPath(PACKAGE_NAME, "DecoratorAndInterceptorStack")); |
| |
| startContainer(classes, xmls); |
| |
| OutsideBean outsideBean = getInstance(OutsideBean.class); |
| Assert.assertNotNull(outsideBean); |
| |
| InterceptorTestRunner[] threads = new InterceptorTestRunner[NUM_THREADS]; |
| for (int i= 0 ; i < NUM_THREADS; i++) |
| { |
| threads[i] = new InterceptorTestRunner(outsideBean); |
| threads[i].setName("testthread_" + i); |
| threads[i].start(); |
| } |
| |
| for (int i= 0 ; i < NUM_THREADS; i++) |
| { |
| threads[i].join(); |
| Assert.assertFalse(threads[i].isFailed()); |
| } |
| |
| } |
| |
| |
| public static class InterceptorTestRunner extends Thread |
| { |
| private OutsideBean outsideBean; |
| private boolean failed = false; |
| |
| public InterceptorTestRunner(OutsideBean outsideBean) |
| { |
| this.outsideBean = outsideBean; |
| } |
| |
| @Override |
| public void run() |
| { |
| ContextsService contextsService = WebBeansContext.currentInstance().getContextsService(); |
| try |
| { |
| // this starts the RequestContext for this very thread |
| contextsService.startContext(RequestScoped.class, null); |
| |
| for (int i=0; i < 10; i++) |
| { |
| outsideBean.doThaStuff(); |
| } |
| } |
| catch (Exception e) |
| { |
| log.log(Level.SEVERE, "Error while executing Decorators in parallel!", e); |
| failed = true; |
| } |
| contextsService.endContext(RequestScoped.class, null); |
| } |
| |
| public boolean isFailed() |
| { |
| return failed; |
| } |
| } |
| } |