addprojectservlet.java

远程学生作业提交系统,所用技术JSP,Servelet,Ajax,Web Services,MySql

/*
 * AddProjectServlet.java
 *
 * Created on October 18, 2006, 9:22 PM
 */

package com.sixtwenty.servlet;

import java.io.*;
import javax.servlet.*;
import javax.servlet.http.*;

import org.apache.axis.client.Call;
import org.apache.axis.client.Service;
import org.apache.axis.encoding.XMLType;

import javax.xml.namespace.QName;
import javax.xml.rpc.ParameterMode;

/**
 *
 * @author Balasubramaniam
 * @version
 */
public class AddProjectServlet extends HttpServlet {
    
    //String endpoint = "http://172.23.96.22:8180/axis/com/sixtwenty";
    String endpoint = "http://localhost:8080/axis/services/submit";
    
    public void doGet(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException
    {
        response.setContentType("text/html");
        PrintWriter out = response.getWriter();
        out.println("GET Method is not used for add project service");
    }

    
    public void doPost(HttpServletRequest request, HttpServletResponse response)
    throws IOException, ServletException {
       response.setContentType("text/html");
       PrintWriter out = response.getWriter ();
       
       try {
           String userName = new String(request.getParameter("subjCode"));
           String password = new String(request.getParameter("year"));
           String semester = new String(request.getParameter("semester"));
           String projName = new String(request.getParameter("projName"));
           String projDesc = new String(request.getParameter("projDesc"));
           String projURL = new String(request.getParameter("projURL"));

           Service service = new Service();
           Call call = (Call)service.createCall();

           call.setTargetEndpointAddress( new java.net.URL(endpoint) );
           call.setOperationName(new QName("http://soapinterop.org/", "addProject") );

           call.addParameter("userName",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.addParameter("password",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.addParameter("semester",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.addParameter("projName",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.addParameter("projDesc",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.addParameter("projURL",
                             org.apache.axis.Constants.XSD_STRING,
                             javax.xml.rpc.ParameterMode.IN);
           call.setReturnType(XMLType.XSD_STRING);

           String projID = (String)call.invoke( new Object [] { userName, password, semester, projName, projDesc, projURL });

           if((!projID.equalsIgnoreCase("")) && projID != null)
              out.println("New Project had been Added");
           else
              out.println("Project Creation failed");
       } catch (Exception e) {
           out.println(e.toString());
       }
   }
    
     /** Returns a short description of the servlet.
     */
    public String getServletInfo() {
        return "This servlet is invoked to add project";
    }
}