用DataTables做了一個行分組的效果，順便學習了ajxs的用法
阿新 • • 發佈：2017-12-21
pro 1-1 arch eval func -m script web rem
具體效果如下：
折疊
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展開
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前臺代碼
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" 後臺servlet代碼
package com.zhang.controller;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
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 org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;
import com.zhang.daoImpl.FindStudent;
import com.zhang.domain.Student;
/**
* Servlet implementation class FindServlet
*/
@WebServlet("/FindServlet")
public class FindServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
public FindServlet() {
super();
}
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
FindStudent fs = new FindStudent();
request.setCharacterEncoding("utf-8");
String grade = request.getParameter("pdataId");
List<Student> list = new ArrayList<Student>();
JSONArray jarray = new JSONArray();
if (grade != null) {
list = fs.findByGrade(grade);
for (Student s : list) {
JSONObject jo = new JSONObject();
try {
jo.put("class", s.getClas());
jo.put("man", String.valueOf(s.getMan()));
jo.put("woman", String.valueOf(s.getWoman()));
jarray.put(jo);
} catch (JSONException e) {
e.printStackTrace();
}
}
} else {
list = fs.findAll();
for (Student s : list) {
JSONObject jo = new JSONObject();
try {
jo.put("grade", s.getGrade());
jo.put("man", String.valueOf(s.getMan()));
jo.put("woman", String.valueOf(s.getWoman()));
jarray.put(jo);
} catch (JSONException e) {
e.printStackTrace();
}
}
}
response.setCharacterEncoding("UTF-8");
response.getWriter().write(jarray.toString());
}
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doGet(request, response);
}
}項目源碼在github上，具體網址如下
https://github.com/Spancymath/datables-.git
用DataTables做了一個行分組的效果，順便學習了ajxs的用法