org.apache.servicemix.http.endpoints.SerializedMarshalerTest.java Source code

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/*
 * 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.servicemix.http.endpoints;

import javax.jbi.component.ComponentContext;
import javax.jbi.messaging.MessageExchange;
import javax.jbi.messaging.MessagingException;
import javax.jbi.messaging.NormalizedMessage;
import javax.xml.namespace.QName;

import junit.framework.TestCase;

import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.DomDriver;

import org.apache.servicemix.components.util.TransformComponentSupport;
import org.apache.servicemix.http.HttpComponent;
import org.apache.servicemix.http.HttpEndpointType;
import org.apache.servicemix.jbi.container.ActivationSpec;
import org.apache.servicemix.jbi.container.JBIContainer;
import org.apache.servicemix.jbi.jaxp.SourceTransformer;
import org.apache.servicemix.jbi.jaxp.StringSource;
import org.apache.servicemix.jbi.messaging.MessageExchangeSupport;
import org.springframework.remoting.httpinvoker.HttpInvokerProxyFactoryBean;
import org.springframework.remoting.httpinvoker.SimpleHttpInvokerRequestExecutor;
import org.springframework.remoting.support.DefaultRemoteInvocationExecutor;
import org.springframework.remoting.support.RemoteInvocation;
import org.springframework.remoting.support.RemoteInvocationResult;

public class SerializedMarshalerTest extends TestCase {

    protected JBIContainer container;
    protected ComponentContext context;

    public void setUp() throws Exception {
        container = new JBIContainer();
        container.setUseMBeanServer(false);
        container.setCreateMBeanServer(false);
        container.setEmbedded(true);
        container.init();
    }

    protected void tearDown() throws Exception {
        if (container != null) {
            container.shutDown();
        }
    }

    public void testUsingSpringHttpRemoting() throws Exception {
        final Person person = new PersonImpl("Hunter", "Thompson", 67);

        // Create a consumer endpoint
        HttpConsumerEndpoint ep = new HttpConsumerEndpoint();
        ep.setService(new QName("urn:HttpConsumer", "HttpConsumer"));
        ep.setEndpoint("HttpConsumer");
        ep.setLocationURI("http://localhost:8192/service/");
        ep.setTargetService(new QName("urn:HttpInvoker", "Endpoint"));

        // Configure the SerializedMarshaler and specifiy it on the endpoint
        SerializedMarshaler marshaler = new SerializedMarshaler();
        marshaler.setDefaultMep(MessageExchangeSupport.IN_OUT);
        ep.setMarshaler(marshaler);

        // Add the endpoint to the component and activate it
        HttpComponent component = new HttpComponent();
        component.setEndpoints(new HttpEndpointType[] { ep });
        container.activateComponent(component, "HttpConsumer");

        // Dummy up a component as a receiver and route it to urn:HttpInvoker/Endpoint
        TransformComponentSupport rmiComponent = new TransformComponentSupport() {
            protected boolean transform(MessageExchange exchange, NormalizedMessage in, NormalizedMessage out)
                    throws MessagingException {
                try {
                    // Deserialize rmi invocation
                    XStream xstream = new XStream(new DomDriver());
                    SourceTransformer st = new SourceTransformer();
                    Object rmi = xstream.fromXML(st.toString(in.getContent()));

                    DefaultRemoteInvocationExecutor executor = new DefaultRemoteInvocationExecutor();
                    Object result = executor.invoke((RemoteInvocation) rmi, person);

                    // Convert result to an rmi invocation
                    RemoteInvocationResult rmiResult = new RemoteInvocationResult(result);
                    out.setContent(new StringSource(xstream.toXML(rmiResult)));
                } catch (Exception e) {
                    throw new MessagingException(e);
                }

                return true;
            }
        };
        ActivationSpec asReceiver = new ActivationSpec("rmiComponent", rmiComponent);
        asReceiver.setService(new QName("urn:HttpInvoker", "Endpoint"));
        container.activateComponent(asReceiver);

        // Start the JBI container
        container.start();

        // Set up the Spring bean to call into the URL specified for the consumer endpoint
        HttpInvokerProxyFactoryBean pfb = new HttpInvokerProxyFactoryBean();
        pfb.setServiceInterface(Person.class);
        pfb.setServiceUrl("http://localhost:8192/service/");
        pfb.setHttpInvokerRequestExecutor(new SimpleHttpInvokerRequestExecutor());
        pfb.afterPropertiesSet();

        // Grab the object via the proxy factory bean
        Person test = (Person) pfb.getObject();

        // Test getters
        assertEquals("Hunter", test.getGivenName());
        assertEquals("Thompson", test.getSurName());
        assertEquals(67, test.getAge());

        // Test setters
        test.setGivenName("John");
        test.setSurName("Doe");
        test.setAge(34);

        assertEquals(person.getGivenName(), "John");
        assertEquals(person.getSurName(), "Doe");
        assertEquals(person.getAge(), 34);
    }
}