Apache CXF example source code file (Server.java)

This example Apache CXF source code file (Server.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Apache CXF tags/keywords

beaninvoker, beaninvoker, endpointinfo, exception, exception, fileinputstream, hashmap, io, jaxwsserverfactorybean, jaxwsserverfactorybean, map, mappedxmlinputfactory, messageimpl, object, string, util

The Apache CXF Server.java source code

/**
 * 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 demo.restful.server;

import java.io.FileInputStream;
import java.io.OutputStream;
import java.util.HashMap;
import java.util.Map;

import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;

import org.apache.cxf.Bus;
import org.apache.cxf.BusFactory;
import org.apache.cxf.binding.http.HttpBindingFactory;
import org.apache.cxf.helpers.IOUtils;
import org.apache.cxf.jaxws.JaxWsServerFactoryBean;
import org.apache.cxf.message.ExchangeImpl;
import org.apache.cxf.message.Message;
import org.apache.cxf.message.MessageImpl;
import org.apache.cxf.service.invoker.BeanInvoker;
import org.apache.cxf.service.model.EndpointInfo;
import org.apache.cxf.transport.Conduit;
import org.apache.cxf.transport.Destination;
import org.apache.cxf.transport.DestinationFactory;
import org.apache.cxf.transport.DestinationFactoryManager;
import org.apache.cxf.transport.MessageObserver;
import org.codehaus.jettison.mapped.MappedXMLInputFactory;
import org.codehaus.jettison.mapped.MappedXMLOutputFactory;

public final class Server {
    private Server() { }

    public static void main(String[] args) throws Exception {
        CustomerServiceImpl bs = new CustomerServiceImpl();

        createSoapService(bs);

        createRestService(bs);

        createJsonRestService(bs);

        serveHTML();

        System.out.println("Started CustomerService!");

        System.out.println("Server ready...");

        Thread.sleep(5 * 60 * 1000);
        System.out.println("Server exiting");
        System.exit(0);

    }

    private static void createRestService(Object serviceObj) {
        // Build up the server factory bean
        JaxWsServerFactoryBean sf = new JaxWsServerFactoryBean();
        sf.setServiceClass(CustomerService.class);
        // Use the HTTP Binding which understands the Java Rest Annotations
        sf.setBindingId(HttpBindingFactory.HTTP_BINDING_ID);
        sf.setAddress("http://localhost:8080/xml/");
        sf.getServiceFactory().setInvoker(new BeanInvoker(serviceObj));

        // Turn the "wrapped" style off. This means that CXF won't generate
        // wrapper XML elements and we'll have prettier XML text. This
        // means that we need to stick to one request and one response
        // parameter though.
        sf.getServiceFactory().setWrapped(false);

        sf.create();
    }

    private static void createJsonRestService(Object serviceObj) {
        // Build up the server factory bean
        JaxWsServerFactoryBean sf = new JaxWsServerFactoryBean();
        sf.setServiceClass(CustomerService.class);
        // Use the HTTP Binding which understands the Java Rest Annotations
        sf.setBindingId(HttpBindingFactory.HTTP_BINDING_ID);
        sf.setAddress("http://localhost:8080/json");
        sf.getServiceFactory().setInvoker(new BeanInvoker(serviceObj));

        // Turn the "wrapped" style off. This means that CXF won't generate
        // wrapper JSON elements and we'll have prettier JSON text. This
        // means that we need to stick to one request and one response
        // parameter though.
        sf.getServiceFactory().setWrapped(false);

        // Tell CXF to use a different Content-Type for the JSON endpoint
        // This should probably be application/json, but text/plain allows
        // us to view easily in a web browser.
        Map<String, Object> properties = new HashMap();
        properties.put("Content-Type", "text/plain");

        // Set up the JSON StAX implementation
        Map<String, String> nstojns = new HashMap();
        nstojns.put("http://demo.restful.server", "acme");

        MappedXMLInputFactory xif = new MappedXMLInputFactory(nstojns);
        properties.put(XMLInputFactory.class.getName(), xif);

        MappedXMLOutputFactory xof = new MappedXMLOutputFactory(nstojns);
        properties.put(XMLOutputFactory.class.getName(), xof);

        sf.setProperties(properties);

        sf.create();
    }

    private static void createSoapService(Object serviceObj) {
        JaxWsServerFactoryBean sf = new JaxWsServerFactoryBean();
        sf.setServiceClass(CustomerService.class);
        sf.setAddress("http://localhost:8080/soap");
        sf.getServiceFactory().setInvoker(new BeanInvoker(serviceObj));
        sf.getServiceFactory().setWrapped(false);

        sf.create();
    }

    /**
     * Serve out a static HTTP file because the Javascript XMLHttpRequest can
     * only work within one domain.
     */
    private static void serveHTML() throws Exception {
        Bus bus = BusFactory.getDefaultBus();
        DestinationFactoryManager dfm = bus.getExtension(DestinationFactoryManager.class);
        DestinationFactory df = dfm
            .getDestinationFactory("http://cxf.apache.org/transports/http/configuration");

        EndpointInfo ei = new EndpointInfo();
        ei.setAddress("http://localhost:8080/test.html");

        Destination d = df.getDestination(ei);
        d.setMessageObserver(new MessageObserver() {

            public void onMessage(Message message) {
                try {
                    // HTTP seems to need this right now...
                    ExchangeImpl ex = new ExchangeImpl();
                    ex.setInMessage(message);

                    Conduit backChannel = message.getDestination().getBackChannel(message, null, null);

                    MessageImpl res = new MessageImpl();
                    res.put(Message.CONTENT_TYPE, "text/html");
                    backChannel.prepare(res);

                    OutputStream out = res.getContent(OutputStream.class);
                    FileInputStream is = new FileInputStream("test.html");
                    IOUtils.copy(is, out, 2048);

                    out.flush();

                    out.close();
                    is.close();

                    backChannel.close(res);
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }

        });
    }
}