updatepurviewservlet.java

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package com.liubin.servlet.purview;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Arrays;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.liubin.service.purview.PurviewService;

public class UpdatePurviewServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public UpdatePurviewServlet() {
		super();
	}

	/**
	 * Destruction of the servlet. <br>
	 */
	public void destroy() {
		super.destroy(); // Just puts "destroy" string in log
		// Put your code here
	}

	/**
	 * The doGet method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to get.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doGet(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

		String[]subids=request.getParameterValues("sub_ids");
		String role_id=request.getParameter("role_id");
		
		System.out.println(role_id);
		System.out.println(Arrays.toString(subids));
		PurviewService service=new PurviewService();
		if(service.updateRole(role_id, subids)){
			request.getRequestDispatcher("purview/roleList.jsp").forward(request, response);
		}
		else{
			request.setAttribute("role_id", role_id);
			request.getRequestDispatcher("showRoleServlet").forward(request,response);
		}
		
	}

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response)
			throws ServletException, IOException {

	this.doGet(request, response);
	}

	/**
	 * Initialization of the servlet. <br>
	 *
	 * @throws ServletException if an error occurs
	 */
	public void init() throws ServletException {
		// Put your code here
	}

}