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DefaultMessageHandlerAdapter now supports methods expecting a Message-typed parameter.

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This commit is contained in:
Mark Fisher
2008-01-09 15:49:50 +00:00
parent 1e872b82eb
commit 9acd5bf089
5 changed files with 252 additions and 9 deletions
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108
spring-integration-core/src/test/java/org/springframework/integration/handler/DefaultMessageHandlerAdapterTests.java Normal file
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/*
* Copyright 2002-2007 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.handler;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.springframework.integration.message.Message;
import org.springframework.integration.message.StringMessage;
/**
* @author Mark Fisher
*/
public class DefaultMessageHandlerAdapterTests {
@Test
public void testPayloadAsMethodParameterAndObjectAsReturnValue() {
DefaultMessageHandlerAdapter<TestHandler> adapter = new DefaultMessageHandlerAdapter<TestHandler>();
adapter.setObject(new TestHandler());
adapter.setMethodName("acceptPayloadAndReturnObject");
adapter.afterPropertiesSet();
Message<?> result = adapter.handle(new StringMessage("testing"));
assertEquals("testing-1", result.getPayload());
}
@Test
public void testPayloadAsMethodParameterAndMessageAsReturnValue() {
DefaultMessageHandlerAdapter<TestHandler> adapter = new DefaultMessageHandlerAdapter<TestHandler>();
adapter.setObject(new TestHandler());
adapter.setMethodName("acceptPayloadAndReturnMessage");
adapter.afterPropertiesSet();
Message<?> result = adapter.handle(new StringMessage("testing"));
assertEquals("testing-2", result.getPayload());
}
@Test
public void testMessageAsMethodParameterAndObjectAsReturnValue() {
DefaultMessageHandlerAdapter<TestHandler> adapter = new DefaultMessageHandlerAdapter<TestHandler>();
adapter.setShouldUseMapperOnInvocation(false);
adapter.setObject(new TestHandler());
adapter.setMethodName("acceptMessageAndReturnObject");
adapter.afterPropertiesSet();
Message<?> result = adapter.handle(new StringMessage("testing"));
assertEquals("testing-3", result.getPayload());
}
@Test
public void testMessageAsMethodParameterAndMessageAsReturnValue() {
DefaultMessageHandlerAdapter<TestHandler> adapter = new DefaultMessageHandlerAdapter<TestHandler>();
adapter.setShouldUseMapperOnInvocation(false);
adapter.setObject(new TestHandler());
adapter.setMethodName("acceptMessageAndReturnMessage");
adapter.afterPropertiesSet();
Message<?> result = adapter.handle(new StringMessage("testing"));
assertEquals("testing-4", result.getPayload());
}
@Test
public void testMessageSubclassAsMethodParameterAndMessageAsReturnValue() {
DefaultMessageHandlerAdapter<TestHandler> adapter = new DefaultMessageHandlerAdapter<TestHandler>();
adapter.setShouldUseMapperOnInvocation(false);
adapter.setObject(new TestHandler());
adapter.setMethodName("acceptMessageSubclassAndReturnMessage");
adapter.afterPropertiesSet();
Message<?> result = adapter.handle(new StringMessage("testing"));
assertEquals("testing-5", result.getPayload());
}
private static class TestHandler {
public String acceptPayloadAndReturnObject(String s) {
return s + "-1";
}
public Message<?> acceptPayloadAndReturnMessage(String s) {
return new StringMessage(s + "-2");
}
public String acceptMessageAndReturnObject(Message<?> m) {
return m.getPayload() + "-3";
}
public Message<?> acceptMessageAndReturnMessage(Message<?> m) {
return new StringMessage(m.getPayload() + "-4");
}
public Message<?> acceptMessageSubclassAndReturnMessage(StringMessage m) {
return new StringMessage(m.getPayload() + "-5");
}
}
}

100
spring-integration-core/src/test/java/org/springframework/integration/handler/config/DefaultMessageHandlerCreatorTests.java Normal file
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/*
* Copyright 2002-2007 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.handler.config;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
import org.springframework.integration.handler.MessageHandler;
import org.springframework.integration.message.Message;
import org.springframework.integration.message.StringMessage;
/**
* @author Mark Fisher
*/
public class DefaultMessageHandlerCreatorTests {
@Test
public void testPayloadAsMethodParameterAndObjectAsReturnValue() throws Exception {
DefaultMessageHandlerCreator creator = new DefaultMessageHandlerCreator();
MessageHandler handler = creator.createHandler(new TestHandler(),
TestHandler.class.getMethod("acceptPayloadAndReturnObject", String.class), null);
Message<?> result = handler.handle(new StringMessage("testing"));
assertEquals("testing-1", result.getPayload());
}
@Test
public void testPayloadAsMethodParameterAndMessageAsReturnValue() throws Exception {
DefaultMessageHandlerCreator creator = new DefaultMessageHandlerCreator();
MessageHandler handler = creator.createHandler(new TestHandler(),
TestHandler.class.getMethod("acceptPayloadAndReturnMessage", String.class), null);
Message<?> result = handler.handle(new StringMessage("testing"));
assertEquals("testing-2", result.getPayload());
}
@Test
public void testMessageAsMethodParameterAndObjectAsReturnValue() throws Exception {
DefaultMessageHandlerCreator creator = new DefaultMessageHandlerCreator();
MessageHandler handler = creator.createHandler(new TestHandler(),
TestHandler.class.getMethod("acceptMessageAndReturnObject", Message.class), null);
Message<?> result = handler.handle(new StringMessage("testing"));
assertEquals("testing-3", result.getPayload());
}
@Test
public void testMessageAsMethodParameterAndMessageAsReturnValue() throws Exception {
DefaultMessageHandlerCreator creator = new DefaultMessageHandlerCreator();
MessageHandler handler = creator.createHandler(new TestHandler(),
TestHandler.class.getMethod("acceptMessageAndReturnMessage", Message.class), null);
Message<?> result = handler.handle(new StringMessage("testing"));
assertEquals("testing-4", result.getPayload());
}
@Test
public void testMessageSubclassAsMethodParameterAndMessageAsReturnValue() throws Exception {
DefaultMessageHandlerCreator creator = new DefaultMessageHandlerCreator();
MessageHandler handler = creator.createHandler(new TestHandler(),
TestHandler.class.getMethod("acceptMessageSubclassAndReturnMessage", StringMessage.class), null);
Message<?> result = handler.handle(new StringMessage("testing"));
assertEquals("testing-5", result.getPayload());
}
private static class TestHandler {
public String acceptPayloadAndReturnObject(String s) {
return s + "-1";
}
public Message<?> acceptPayloadAndReturnMessage(String s) {
return new StringMessage(s + "-2");
}
public String acceptMessageAndReturnObject(Message<?> m) {
return m.getPayload() + "-3";
}
public Message<?> acceptMessageAndReturnMessage(Message<?> m) {
return new StringMessage(m.getPayload() + "-4");
}
public Message<?> acceptMessageSubclassAndReturnMessage(StringMessage m) {
return new StringMessage(m.getPayload() + "-5");
}
}
}