CharacterDecoderUsingXMLServlet.java

import java.io.IOException;
import java.rmi.ServerException;
import javax.servlet.http.*;
public class CharacterDecoderUsingXMLServlet
extends HttpServlet {
public void doGet( HttpServletRequest
request, HttpServletResponse response )
throws ServerException, IOException {
String strEnteredKey =
request.getParameter(“key”);
StringBuffer responseXML = null;
System.out.println(“\nUsing XML”);
System.out.println(“Entered key:
“+strEnteredKey);
if( strEnteredKey!=”” ){
int num = Integer.parseInt(strEnteredKey);
responseXML = new
StringBuffer(“\r\n<converted-values>”);
responseXML.append
(“\r\n<binary>”+Integer.toBinaryString(num)+
”</binary>”);
responseXML.append
(“\r\n<octal>”+Integer.toString(num,8)+
”</octal>”);
responseXML.append(“\r\n<decimal>”+num+
”</decimal>”);
responseXML.append
(“\r\n<hexadecimal>”+Integer.toString(num,16)+
”</hexadecimal>”);
responseXML.append(“</convertedvalues>”);
System.out.println(“\n”+responseXML.toString());
response.setContentType(“text/xml”);
response.setHeader(“Cache-Control”, “nocache”);
response.getWriter().write
(responseXML.toString());
}
else{
responseXML = new
StringBuffer(“\r\n<converted-values>”);
responseXML.append(“\r\n<binary>?
</binary>”);
responseXML.append(“\r\n<octal>?