Apache CXF example source code file (RestClientServerBookTest.java)

This example Apache CXF source code file (RestClientServerBookTest.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

action, book, cxf, exception, exception, inputstream, io, jaxwsproxyfactorybean, log, net, network, port, port, string, string, test, test, url, util, xml

The Apache CXF RestClientServerBookTest.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 org.apache.cxf.systest.rest;

import java.io.File;
import java.io.InputStream;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Logger;

import javax.xml.xpath.XPathConstants;

import org.w3c.dom.Document;

import org.apache.commons.httpclient.HttpClient;
import org.apache.commons.httpclient.methods.FileRequestEntity;
import org.apache.commons.httpclient.methods.PostMethod;
import org.apache.commons.httpclient.methods.RequestEntity;
import org.apache.cxf.binding.http.HttpBindingFactory;
import org.apache.cxf.common.logging.LogUtils;
import org.apache.cxf.customer.book.Book;
import org.apache.cxf.customer.book.BookService;
import org.apache.cxf.customer.book.BookServiceWrapped;
import org.apache.cxf.customer.book.GetAnotherBook;
import org.apache.cxf.customer.book.GetBook;
import org.apache.cxf.helpers.IOUtils;
import org.apache.cxf.helpers.XMLUtils;
import org.apache.cxf.helpers.XPathUtils;
import org.apache.cxf.jaxws.JaxWsProxyFactoryBean;
import org.apache.cxf.testutil.common.AbstractBusClientServerTestBase;
import org.junit.BeforeClass;
import org.junit.Test;


public class RestClientServerBookTest extends AbstractBusClientServerTestBase {
    public static final String PORT = BookServer.PORT;
    static final Logger LOG = LogUtils.getLogger(RestClientServerBookTest.class);

    @BeforeClass
    public static void startServers() throws Exception {
        assertTrue("server did not launch correctly", launchServer(BookServer.class));
    }

    @Test
    public void testGetBookWithXmlRootElement() throws Exception {
        JaxWsProxyFactoryBean sf = new JaxWsProxyFactoryBean();
        sf.setServiceClass(BookService.class);

        // Turn off wrapped mode to make our xml prettier
        sf.getServiceFactory().setWrapped(false);

        // Use the HTTP Binding which understands the Java Rest Annotations
        sf.getClientFactoryBean().setBindingId(HttpBindingFactory.HTTP_BINDING_ID);
        sf.setAddress("http://localhost:" + PORT + "/xml/");
        BookService bs = (BookService)sf.create();
        GetBook getBook = new GetBook();
        getBook.setId(123);
        Book book = bs.getBook(getBook);
        assertEquals(book.getId(), (long)123);
        assertEquals(book.getName(), "CXF in Action");
    }
    
    @Test
    public void testGetBookWithOutXmlRootElement() throws Exception {
        JaxWsProxyFactoryBean sf = new JaxWsProxyFactoryBean();
        sf.setServiceClass(BookService.class);

        // Turn off wrapped mode to make our xml prettier
        sf.getServiceFactory().setWrapped(false);

        // Use the HTTP Binding which understands the Java Rest Annotations
        sf.getClientFactoryBean().setBindingId(HttpBindingFactory.HTTP_BINDING_ID);
        sf.setAddress("http://localhost:" + PORT + "/xml/");
        BookService bs = (BookService)sf.create();
        GetAnotherBook getAnotherBook = new GetAnotherBook();
        getAnotherBook.setId(123);
        Book book = bs.getAnotherBook(getAnotherBook);
        assertEquals(book.getId(), (long)123);
        assertEquals(book.getName(), "CXF in Action");
    }
    
    @Test
    public void testGetBookWrapped() throws Exception {
        JaxWsProxyFactoryBean sf = new JaxWsProxyFactoryBean();
        sf.setServiceClass(BookServiceWrapped.class);
        sf.getServiceFactory().setWrapped(true);

        // Use the HTTP Binding which understands the Java Rest Annotations
        sf.getClientFactoryBean().setBindingId(HttpBindingFactory.HTTP_BINDING_ID);
        sf.setAddress("http://localhost:" + PORT + "/xmlwrapped/");
        BookServiceWrapped bs = (BookServiceWrapped)sf.create();
        Book book = bs.getBook(123);
        assertEquals(book.getId(), (long)123);
        assertEquals(book.getName(), "CXF in Action");
    }
    
    @Test
    public void testGetBookWrappedUsingURL() throws Exception {
        String endpointAddress =
            "http://localhost:" + PORT + "/xmlwrapped/books/123"; 
        URL url = new URL(endpointAddress);
        InputStream in = url.openStream();
        assertNotNull(in);           

        Map<String, String> ns = new HashMap();
        ns.put("a1", "http://book.acme.com");
        ns.put("a2", "http://book.customer.cxf.apache.org/");
        Document doc = XMLUtils.parse(in);
        XPathUtils xp = new XPathUtils(ns);
        assertTrue(xp.isExist("/a2:getBookResponse", doc.getDocumentElement(), XPathConstants.NODE));
        assertTrue(xp.isExist("/a2:getBookResponse/a2:Book", doc.getDocumentElement(), XPathConstants.NODE));
        assertTrue(xp.isExist("/a2:getBookResponse/a2:Book/a1:id",
                              doc.getDocumentElement(), XPathConstants.NODE));
        assertEquals("123", xp.getValue("/a2:getBookResponse/a2:Book/a1:id",
                                       doc.getDocumentElement(), XPathConstants.STRING));
        assertEquals("CXF in Action", xp.getValue("/a2:getBookResponse/a2:Book/a1:name",
                                        doc.getDocumentElement(), XPathConstants.STRING));
        
    }
    
    @Test
    public void testGetBooksJSON() throws Exception {
        String endpointAddress =
            "http://localhost:" + PORT + "/json/books"; 
        URL url = new URL(endpointAddress);
        InputStream in = url.openStream();
        assertNotNull(in);           

        InputStream expected = getClass().getResourceAsStream("resources/expected_json_books.txt");

        assertEquals(getStringFromInputStream(expected), getStringFromInputStream(in));   
    }
    
    @Test
    public void testGetBookJSON() throws Exception {
        String endpointAddress =
            "http://localhost:" + PORT + "/json/books/123"; 
        URL url = new URL(endpointAddress);
        InputStream in = url.openStream();
        assertNotNull(in);           

        InputStream expected = getClass().getResourceAsStream("resources/expected_json_book123.txt");

        assertEquals(getStringFromInputStream(expected), getStringFromInputStream(in));   
    }  
    
    @Test
    public void testAddBookJSON() throws Exception {
        String endpointAddress =
            "http://localhost:" + PORT + "/json/books"; 

        File input = new File(getClass().getResource("resources/add_book_json.txt").toURI());         
        PostMethod post = new PostMethod(endpointAddress);
        RequestEntity entity = new FileRequestEntity(input, "text/plain; charset=ISO-8859-1");
        post.setRequestEntity(entity);
        HttpClient httpclient = new HttpClient();
        
        try {
            int result = httpclient.executeMethod(post);
            assertEquals(200, result);
            //System.out.println("Response status code: " + result);
            //System.out.println("Response body: ");
            //System.out.println(post.getResponseBodyAsString());
            
            InputStream expected = getClass().getResourceAsStream("resources/expected_add_book_json.txt");
            
            assertEquals(getStringFromInputStream(expected), post.getResponseBodyAsString());
        } finally {
            // Release current connection to the connection pool once you are done
            post.releaseConnection();
        }               
    }      
    
    private String getStringFromInputStream(InputStream in) throws Exception {        
        return IOUtils.toString(in);
    }

}