fltupdate_delete.java

新闻发布系统 jsp制作。可应用与毕业设计

package com.newsIssueSystem.servlet;

import java.io.IOException;
import java.util.Date;

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.newsIssueSystem.javaBean.FirstLevelTitle;

public class FLTUpdate_Delete extends HttpServlet {

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

		response.setContentType("text/html");
		
		String submit=request.getParameter("Submit");
		String titlename=request.getParameter("txtFirstTitleName");
		String createTime=new Date().toLocaleString();
		String creater=request.getParameter("txtCreater");
		int id=Integer.parseInt(request.getParameter("id"));
		System.out.println(id);
		
		
		FirstLevelTitle flt=new FirstLevelTitle();
		
		
		if(submit.equals("修改"))
		{
			boolean isUpdateSucess=flt.updateTitle(id,titlename,creater);
			System.out.print("更新状态");
			System.out.println(isUpdateSucess);
			request.setAttribute("isUpdateSucess", isUpdateSucess);
			if(isUpdateSucess)
			{				
				RequestDispatcher rd=request.getRequestDispatcher("result.jsp");
				rd.forward(request, response);
			}
			else{
				RequestDispatcher rd=request.getRequestDispatcher("result.jsp");
				rd.forward(request, response);
			}
		}
		else if(submit.equals("删除"))
		{
			boolean isDeleteSucess=flt.deleteTitle(id);
			System.out.print("删除状态");
			System.out.println(isDeleteSucess);
			request.setAttribute("isDeleteSucess", isDeleteSucess);
			if(isDeleteSucess)
			{				
				RequestDispatcher rd=request.getRequestDispatcher("result.jsp");
				rd.forward(request, response);
			}
			else{
				RequestDispatcher rd=request.getRequestDispatcher("result.jsp");
				rd.forward(request, response);
			}
		}
	}

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

}