/*
* Copyright 2002-2016 the original author or authors.
*
* Licensed 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.springframework.integration.channel.interceptor;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
import org.aopalliance.intercept.MethodInterceptor;
import org.aopalliance.intercept.MethodInvocation;
import org.junit.Assert;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.ApplicationContext;
import org.springframework.core.Ordered;
import org.springframework.integration.channel.ChannelInterceptorAware;
import org.springframework.messaging.Message;
import org.springframework.messaging.MessageChannel;
import org.springframework.messaging.support.ChannelInterceptor;
import org.springframework.messaging.support.ChannelInterceptorAdapter;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Oleg Zhurakousky
* @author David Turanski
* @author Artem Bilan
* @since 2.0
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration
public class GlobalChannelInterceptorTests {
@Autowired
ApplicationContext applicationContext;
@Autowired
@Qualifier("inputC")
ChannelInterceptorAware inputCChannel;
@Test
public void validateGlobalInterceptor() throws Exception {
Map<String, ChannelInterceptorAware> channels = applicationContext.getBeansOfType(ChannelInterceptorAware.class);
for (String channelName : channels.keySet()) {
ChannelInterceptorAware channel = channels.get(channelName);
if (channelName.equals("nullChannel")) {
continue;
}
ChannelInterceptor[] interceptors = channel.getChannelInterceptors().toArray(new ChannelInterceptor[channel.getChannelInterceptors().size()]);
if (channelName.equals("inputA")) { // 328741
Assert.assertTrue(interceptors.length == 10);
Assert.assertEquals("interceptor-three", interceptors[0].toString());
Assert.assertEquals("interceptor-two", interceptors[1].toString());
Assert.assertEquals("interceptor-eight", interceptors[2].toString());
Assert.assertEquals("interceptor-seven", interceptors[3].toString());
Assert.assertEquals("interceptor-five", interceptors[4].toString());
Assert.assertEquals("interceptor-six", interceptors[5].toString());
Assert.assertEquals("interceptor-ten", interceptors[6].toString());
Assert.assertEquals("interceptor-eleven", interceptors[7].toString());
Assert.assertEquals("interceptor-four", interceptors[8].toString());
Assert.assertEquals("interceptor-one", interceptors[9].toString());
}
else if (channelName.equals("inputB")) {
Assert.assertTrue(interceptors.length == 6);
Assert.assertEquals("interceptor-three", interceptors[0].toString());
Assert.assertEquals("interceptor-two", interceptors[1].toString());
Assert.assertEquals("interceptor-ten", interceptors[2].toString());
Assert.assertEquals("interceptor-eleven", interceptors[3].toString());
Assert.assertEquals("interceptor-four", interceptors[4].toString());
Assert.assertEquals("interceptor-one", interceptors[5].toString());
}
else if (channelName.equals("foo")) {
Assert.assertTrue(interceptors.length == 6);
Assert.assertEquals("interceptor-two", interceptors[0].toString());
Assert.assertEquals("interceptor-five", interceptors[1].toString());
Assert.assertEquals("interceptor-ten", interceptors[2].toString());
Assert.assertEquals("interceptor-eleven", interceptors[3].toString());
Assert.assertEquals("interceptor-four", interceptors[4].toString());
Assert.assertEquals("interceptor-one", interceptors[5].toString());
}
else if (channelName.equals("bar")) {
Assert.assertTrue(interceptors.length == 4);
Assert.assertEquals("interceptor-eight", interceptors[0].toString());
Assert.assertEquals("interceptor-seven", interceptors[1].toString());
Assert.assertEquals("interceptor-ten", interceptors[2].toString());
Assert.assertEquals("interceptor-eleven", interceptors[3].toString());
}
else if (channelName.equals("baz")) {
Assert.assertTrue(interceptors.length == 2);
Assert.assertEquals("interceptor-ten", interceptors[0].toString());
Assert.assertEquals("interceptor-eleven", interceptors[1].toString());
}
else if (channelName.equals("inputWithProxy")) {
Assert.assertTrue(interceptors.length == 6);
}
}
}
@Test
public void testWildCardPatternMatch() {
List<ChannelInterceptor> channelInterceptors = this.inputCChannel.getChannelInterceptors();
List<String> interceptorNames = new ArrayList<String>();
for (ChannelInterceptor interceptor : channelInterceptors) {
interceptorNames.add(interceptor.toString());
}
Assert.assertTrue(interceptorNames.contains("interceptor-ten"));
Assert.assertTrue(interceptorNames.contains("interceptor-eleven"));
}
public static class SampleInterceptor extends ChannelInterceptorAdapter {
private String testIdentifier;
public String getTestIdentifier() {
return testIdentifier;
}
public void setTestIdentifier(String testIdentifier) {
this.testIdentifier = testIdentifier;
}
public Message<?> postReceive(Message<?> message, MessageChannel channel) {
return null;
}
public void postSend(Message<?> message, MessageChannel channel, boolean sent) {
}
public boolean preReceive(MessageChannel channel) {
return false;
}
public Message<?> preSend(Message<?> message, MessageChannel channel) {
return null;
}
@Override
public String toString() {
return "interceptor-" + testIdentifier;
}
}
public static class SampleOrderedInterceptor extends SampleInterceptor implements Ordered {
private int order;
@Override
public int getOrder() {
return order;
}
public void setOrder(int order) {
this.order = order;
}
}
public static class TestInterceptor implements MethodInterceptor {
@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
return invocation.proceed();
}
}
}