deleteassetservlet.java

来自「固定资产管理系统包括一个基本的部分」· Java 代码 · 共 97 行

package com.shenlong.assetmanage.control;

import java.io.IOException;
import java.sql.SQLException;

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

import com.shenlong.assetmanage.service.AssetService;

public class DeleteAssetServlet extends HttpServlet {

	/**
	 * Constructor of the object.
	 */
	public DeleteAssetServlet() {
		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 {

		doPost(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 {

     String id=(String)request.getParameter("asset_id");
		
		
		AssetService assetservice=new AssetService();
		
		
		int flag=0;
		try {

			flag=assetservice.deleteAssetById(new Integer(id).intValue());
			
		} catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
		if(flag==0){
			 request.setAttribute("login","error");
			 RequestDispatcher pa=this.getServletContext().getRequestDispatcher("/deleteAsset.jsp");
			 pa.forward(request, response);
		}
		else{
		request.setAttribute("id",id);
			 RequestDispatcher pa=this.getServletContext().getRequestDispatcher("/deleteAsset.jsp");
			 pa.forward(request, response);
		}
	}

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

}