THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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- Right Click the jaxws-converterclient, and Select New->JSP
- Name the jsp as index.jsp and click Finish
- Add the following code to the index.jsp
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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>RESTful Client</title>
</head>
<body>
<center>
<h1>RESTful Client</h1>
<br><br>
<a href="post.jsp">Test via Post</a>
<table bgcolor="#CCC">
<tr><td>
<form action="index.jsp" >Dollars: <input type="text"
name="query"> <input type="submit" value="Submit"></form>
</td></tr>
</table>
</center>
<jsp:include page="/ConverterHandler" />
</body>
</html>
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- Right click again and add another jsp named post.jsp
- Add the following code to post.jsp
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<%@ page language="java" contentType="text/html; charset=ISO-8859-1"
pageEncoding="ISO-8859-1"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>RESTful Client</title>
</head>
<body>
<center>
<h1>RESTful Client</h1>
<a href="index.jsp">Test via Get</a>
<br><br>
<table bgcolor="#CCC">
<tr><td>
<form method="post" enctype=multipart/form-data action="post.jsp" >Enter full file Name: <input type="file"
name="query"> <input type="submit" value="Submit"></form>
</td></tr>
</table>
</center>
<jsp:include page="/ConverterHandler" />
</body>
</html>
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- Right click again and add a Servlet named ConverterHandler
- Add the following code to ConverterHandler.java
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package org.apache.geronimo.samples.jaxws.rest;
import java.io.*;
import javax.servlet.ServletException;
import javax.servlet.http.*;
import javax.xml.parsers.*;
import javax.xml.xpath.*;
import org.apache.commons.httpclient.*;
import org.apache.commons.httpclient.methods.*;
import org.w3c.dom.*;
import org.xml.sax.SAXException;
public class ConverterHandler extends javax.servlet.http.HttpServlet implements
javax.servlet.Servlet {
static final long serialVersionUID = 1L;
public ConverterHandler() {
super();
}
protected void doGet(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
PrintWriter out = response.getWriter();
String query = request.getParameter("query");
if (query != null && query.length() > 0) {
out.println("<center>");
out.println("<br><br><br>");
String requestquery = "http://localhost:8080/jaxws-rest-converter/converter?amount="
+ query;
HttpClient client = new HttpClient();
GetMethod method = new GetMethod(requestquery);
int statusCode = client.executeMethod(method);
if (statusCode != HttpStatus.SC_OK) {
System.err.println("Method failed: " + method.getStatusLine());
}
InputStream rstream = null;
rstream = method.getResponseBodyAsStream();
Document queryresponse = null;
try {
queryresponse = DocumentBuilderFactory.newInstance()
.newDocumentBuilder().parse(rstream);
} catch (SAXException e) {
e.printStackTrace();
} catch (ParserConfigurationException e) {
e.printStackTrace();
}
XPathFactory factory = XPathFactory.newInstance();
XPath xPath = factory.newXPath();
NodeList nodes = null;
try {
nodes = (NodeList) xPath.evaluate("/return", queryresponse,
XPathConstants.NODESET);
} catch (XPathExpressionException e) {
e.printStackTrace();
}
int nodeCount = nodes.getLength();
for (int i = 0; i < nodeCount; i++) {
// Get each xpath expression as a string
String rupees = null;
String euros = null;
try {
rupees = (String) xPath.evaluate("dollarToRupeesResponse",
nodes.item(i), XPathConstants.STRING);
euros = (String) xPath.evaluate("rupeesToEurosResponse",
nodes.item(i), XPathConstants.STRING);
} catch (XPathExpressionException e) {
e.printStackTrace();
}
out.println(query + " Dollars equals to " + rupees + " Rupees");
out.println("<br>");
out.println(rupees + " Rupees equals to " + euros + " Euros");
}
out.println("</center>");
}
}
protected void doPost(HttpServletRequest request,
HttpServletResponse response) throws ServletException, IOException {
// Has to be Completed
}
}
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- As two external jars have been added to the project's build path, One needs to specify them as dependencies so that at runtime application can resolve the classes.
- Expand WebContent/WEB-INF directory and open geronimo-web.xml
- Add the following code to geronimo-web.xml
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<?xml version="1.0" encoding="UTF-8" standalone="yes"?> <ns8:web-app xmlns="http://geronimo.apache.org/xml/ns/j2ee/connector-1.2" xmlns:ns2="http://geronimo.apache.org/xml/ns/deployment-1.2" xmlns:ns3="http://geronimo.apache.org/xml/ns/naming-1.2" xmlns:ns4="http://openejb.apache.org/xml/ns/openejb-jar-2.2" xmlns:ns5="http://openejb.apache.org/xml/ns/pkgen-2.1" xmlns:ns6="http://geronimo.apache.org/xml/ns/j2ee/application-2.0" xmlns:ns7="http://geronimo.apache.org/xml/ns/security-2.0" xmlns:ns8="http://geronimo.apache.org/xml/ns/j2ee/web-2.0.1" xmlns:ns9="http://java.sun.com/xml/ns/persistence" xmlns:ns10="http://geronimo.apache.org/xml/ns/j2ee/application-client-2.0"> <ns2:environment> <ns2:moduleId> <ns2:groupId>default</ns2:groupId> <ns2:artifactId>jaxws-rest-converterclient</ns2:artifactId> <ns2:version>1.0</ns2:version> <ns2:type>car</ns2:type> </ns2:moduleId> <ns2:dependencies> <ns2:dependency> <ns2:groupId>commons-codec</ns2:groupId> <ns2:artifactId>commons-codec</ns2:artifactId> <ns2:version>1.3</ns2:version> <ns2:type>jar</ns2:type> </ns2:dependency> <ns2:dependency> <ns2:groupId>commons-httpclient</ns2:groupId> <ns2:artifactId>commons-httpclient</ns2:artifactId> <ns2:version>3.0.1</ns2:version> <ns2:type>jar</ns2:type> </ns2:dependency> </ns2:dependencies> </ns2:environment> <ns8:context-root>/jaxws-rest-converterclient</ns8:context-root> </ns8:web-app> |
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| Info | |||||||||
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The code for testing the RESTful service via POST method hasn't been added to the ConverterHandler.
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