/*
* Copyright 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.ws.client.core;
import java.io.IOException;
import java.util.Enumeration;
import java.util.Iterator;
import java.util.StringTokenizer;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.xml.namespace.QName;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.soap.MessageFactory;
import javax.xml.soap.MimeHeader;
import javax.xml.soap.MimeHeaders;
import javax.xml.soap.SOAPBody;
import javax.xml.soap.SOAPException;
import javax.xml.soap.SOAPMessage;
import javax.xml.transform.Transformer;
import javax.xml.transform.TransformerFactory;
import javax.xml.transform.dom.DOMSource;
import javax.xml.transform.stream.StreamResult;
import org.custommonkey.xmlunit.XMLTestCase;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.servlet.Context;
import org.mortbay.jetty.servlet.ServletHolder;
import org.springframework.util.StringUtils;
import org.springframework.ws.client.WebServiceTransportException;
import org.springframework.ws.pox.dom.DomPoxMessageFactory;
import org.springframework.ws.soap.SoapMessageFactory;
import org.springframework.ws.soap.axiom.AxiomSoapMessageFactory;
import org.springframework.ws.soap.client.SoapFaultClientException;
import org.springframework.ws.soap.saaj.SaajSoapMessageFactory;
import org.springframework.ws.transport.http.CommonsHttpMessageSender;
import org.springframework.xml.transform.StringResult;
import org.springframework.xml.transform.StringSource;
import org.w3c.dom.Document;
import org.xml.sax.SAXException;
public class WebServiceTemplateIntegrationTest extends XMLTestCase {
private WebServiceTemplate template;
private Server jettyServer;
protected void setUp() throws Exception {
jettyServer = new Server(8888);
Context jettyContext = new Context(jettyServer, "/");
jettyContext.addServlet(new ServletHolder(new EchoSoapServlet()), "/soap/echo");
jettyContext.addServlet(new ServletHolder(new SoapFaultServlet()), "/soap/fault");
jettyContext.addServlet(new ServletHolder(new NoResponseSoapServlet()), "/soap/noResponse");
jettyContext.addServlet(new ServletHolder(new PoxServlet()), "/pox");
jettyContext.addServlet(new ServletHolder(new ErrorServlet(404)), "/errors/notfound");
jettyContext.addServlet(new ServletHolder(new ErrorServlet(500)), "/errors/server");
jettyServer.start();
}
protected void tearDown() throws Exception {
jettyServer.stop();
}
public void testAxiom() throws Exception {
testSoap(new AxiomSoapMessageFactory());
}
public void testPox() throws Exception {
template = new WebServiceTemplate(new DomPoxMessageFactory());
template.setMessageSender(new CommonsHttpMessageSender());
String content = "<root xmlns='http://springframework.org/spring-ws'><child/></root>";
StringResult result = new StringResult();
template.sendSourceAndReceiveToResult("http://localhost:8888/pox", new StringSource(content), result);
assertXMLEqual(content, result.toString());
try {
template.sendSourceAndReceiveToResult("http://localhost:8888/errors/notfound", new StringSource(content),
new StringResult());
fail("WebServiceTransportException expected");
}
catch (WebServiceTransportException ex) {
//expected
}
try {
template.sendSourceAndReceiveToResult("http://localhost:8888/errors/server", new StringSource(content), result);
fail("WebServiceTransportException expected");
}
catch (WebServiceTransportException ex) {
//expected
}
}
public void testWithSaaj() throws Exception {
testSoap(new SaajSoapMessageFactory(MessageFactory.newInstance()));
}
private void testSoap(SoapMessageFactory messageFactory)
throws SAXException, IOException, ParserConfigurationException {
template = new WebServiceTemplate(messageFactory);
template.setMessageSender(new CommonsHttpMessageSender());
String content = "<root xmlns='http://springframework.org/spring-ws'><child/></root>";
StringResult result = new StringResult();
template.sendSourceAndReceiveToResult("http://localhost:8888/soap/echo", new StringSource(content), result);
assertXMLEqual(content, result.toString());
boolean b = template.sendSourceAndReceiveToResult("http://localhost:8888/soap/noResponse", new StringSource(content),
new StringResult());
assertFalse("Invalid result", b);
try {
template.sendSourceAndReceiveToResult("http://localhost:8888/errors/notfound", new StringSource(content),
new StringResult());
fail("WebServiceTransportException expected");
}
catch (WebServiceTransportException ex) {
//expected
}
try {
template.sendSourceAndReceiveToResult("http://localhost:8888/soap/fault", new StringSource(content), result);
fail("SoapFaultClientException expected");
}
catch (SoapFaultClientException ex) {
//expected
}
}
/** Servlet that returns and error message for a given status code. */
private static class ErrorServlet extends HttpServlet {
private int sc;
public ErrorServlet(int sc) {
this.sc = sc;
}
protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
resp.sendError(sc);
}
}
/** Simple POX Servlet. */
private static class PoxServlet extends HttpServlet {
private DocumentBuilderFactory documentBuilderFactory;
private TransformerFactory transformerFactory;
public void init(ServletConfig servletConfig) throws ServletException {
super.init(servletConfig);
documentBuilderFactory = DocumentBuilderFactory.newInstance();
documentBuilderFactory.setNamespaceAware(true);
transformerFactory = TransformerFactory.newInstance();
}
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
try {
DocumentBuilder documentBuilder = documentBuilderFactory.newDocumentBuilder();
Document message = documentBuilder.parse(req.getInputStream());
Transformer transformer = transformerFactory.newTransformer();
transformer.transform(new DOMSource(message), new StreamResult(resp.getOutputStream()));
}
catch (Exception ex) {
throw new ServletException("POX POST failed" + ex.getMessage());
}
}
}
/** Abstract SOAP Servlet */
private abstract static class AbstractSoapServlet extends HttpServlet {
protected MessageFactory msgFactory = null;
public void init(ServletConfig servletConfig) throws ServletException {
super.init(servletConfig);
try {
msgFactory = MessageFactory.newInstance();
}
catch (SOAPException ex) {
throw new ServletException("Unable to create message factory" + ex.getMessage());
}
}
public void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
try {
MimeHeaders headers = getHeaders(req);
SOAPMessage request = msgFactory.createMessage(headers, req.getInputStream());
SOAPMessage reply = onMessage(request);
if (reply != null) {
if (reply.saveRequired()) {
reply.saveChanges();
}
resp.setStatus(!reply.getSOAPBody().hasFault() ? HttpServletResponse.SC_OK :
HttpServletResponse.SC_INTERNAL_SERVER_ERROR);
putHeaders(reply.getMimeHeaders(), resp);
reply.writeTo(resp.getOutputStream());
}
else {
resp.setStatus(HttpServletResponse.SC_ACCEPTED);
}
}
catch (Exception ex) {
throw new ServletException("SAAJ POST failed " + ex.getMessage());
}
}
private MimeHeaders getHeaders(HttpServletRequest httpServletRequest) {
Enumeration enumeration = httpServletRequest.getHeaderNames();
MimeHeaders headers = new MimeHeaders();
while (enumeration.hasMoreElements()) {
String headerName = (String) enumeration.nextElement();
String headerValue = httpServletRequest.getHeader(headerName);
StringTokenizer values = new StringTokenizer(headerValue, ",");
while (values.hasMoreTokens()) {
headers.addHeader(headerName, values.nextToken().trim());
}
}
return headers;
}
private void putHeaders(MimeHeaders headers, HttpServletResponse res) {
Iterator it = headers.getAllHeaders();
while (it.hasNext()) {
MimeHeader header = (MimeHeader) it.next();
String[] values = headers.getHeader(header.getName());
res.setHeader(header.getName(), StringUtils.arrayToCommaDelimitedString(values));
}
}
protected abstract SOAPMessage onMessage(SOAPMessage message) throws SOAPException;
}
private static class EchoSoapServlet extends AbstractSoapServlet {
protected SOAPMessage onMessage(SOAPMessage message) throws SOAPException {
return message;
}
}
private static class NoResponseSoapServlet extends AbstractSoapServlet {
protected SOAPMessage onMessage(SOAPMessage message) throws SOAPException {
return null;
}
}
private static class SoapFaultServlet extends AbstractSoapServlet {
protected SOAPMessage onMessage(SOAPMessage message) throws SOAPException {
SOAPMessage response = msgFactory.createMessage();
SOAPBody body = response.getSOAPBody();
body.addFault(new QName("http://schemas.xmlsoap.org/soap/envelope/", "Server"), "Server fault");
return response;
}
}
}
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