个人作业二阶段一冲刺记录

发布日期：2021.4.30

几天是整个项目的整合，进行了功能的完善：

package com.servlet;

import java.io.IOException;
import java.util.ArrayList;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import com.bean.Lunwencrv;
import com.bean.dao;

import net.sf.json.JSONObject;

/**
* Servlet implementation class LunwenServlet
*/
@WebServlet("/LunwenServlet")
public class LunwenServlet extends HttpServlet {
private static final long serialVersionUID = 1L;

/**
* @see HttpServlet#HttpServlet()
*/
public LunwenServlet() {
super();
// TODO Auto-generated constructor stub
}

/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
request.setCharacterEncoding("UTF-8");
response.setContentType("text/text;charset=UTF-8");
String method = request.getParameter("method");
HttpSession session = request.getSession();
String username =(String) session.getAttribute("username");
System.out.println("LunwenServlet");
if(method.equals("search")) {
try {
dao dao = new dao();
System.out.println("search");
String flunwenname=request.getParameter("flunwenname");
String fkeywords = request.getParameter("fkeywords");
String fauther = request.getParameter("fauther");

ArrayList<Lunwencrv> flag = dao.search(flunwenname,fkeywords,fauther);
if(flag!=null) {
int count = dao.getCount(flag);
System.out.println(count);
JsonAction lunwencrvAction = new JsonAction();
JSONObject json = lunwencrvAction.findJson(count, flag);
response.getWriter().write(json.toString());
}else {
response.getWriter().write("false");
}

} catch (Exception e) {
e.printStackTrace();
}
}else if(method.equals("delete")) {
try {
dao dao = new dao();
System.out.println("delete");
String id = request.getParameter("id");
boolean flag = dao.delete(id);
String myflag = flag ? "true" : "false";
response.getWriter().write(myflag);
} catch (Exception e) {
e.printStackTrace();
}
}else if(method.equals("select")) {
try {
System.out.println("select");
dao dao = new dao();
ArrayList<Lunwencrv> lunwencrvlist=dao.select();
int count = dao.getCount(lunwencrvlist);
System.out.println(count);

JsonAction lunwencrvAction = new JsonAction();
JSONObject json = lunwencrvAction.findJson(count, lunwencrvlist);
response.getWriter().write(json.toString());
} catch (Exception e) {
e.printStackTrace();
}
}else if(method.equals("change")) {
try {
System.out.println("change");

} catch (Exception e) {
e.printStackTrace();
}
}
}

/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}

}