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hong #420

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merged 3 commits into from
Nov 10, 2016
Merged

hong #420

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36211ac
#6 #77 提交是呀代码
hongshengfeng Nov 7, 2016
e2bb68d
#6 #77 提交实验代码
hongshengfeng Nov 7, 2016
3812640
#6 #77 提交实验代码
hongshengfeng Nov 7, 2016
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72 changes: 72 additions & 0 deletions jweb/src/edu/hzu/javaweb/labs/se1414080902110/HomeServlet.java
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package edu.hzu.javaweb.labs.se1414080902110;

import java.io.IOException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;

import bean.Messay;

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

@WebServlet(name = "HomeServlet", urlPatterns = { "/homepage" })
public class HomeServlet extends HttpServlet {
private Connection conn1, conn2;
private PreparedStatement pstmt1, pstmt2;
private ResultSet rs1, rs2;

public HomeServlet() {
super();
}

public void destroy() {
super.destroy();
}

public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request, response);
}

public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
try {
JDBCconnection connection = new JDBCconnection();
conn1 = connection.connection();
conn2 = connection.connection();
String sql1 = "select * from essay where is_del=1";
pstmt1 = conn1.prepareStatement(sql1);
rs1 = pstmt1.executeQuery();
List<Messay> messayList = new ArrayList<Messay>();
while (rs1.next()) {
String sql2 = "select user_name,user_photo from user where user_id=?";
pstmt2 = conn2.prepareStatement(sql2);
pstmt2.setInt(1, rs1.getInt("user_id"));
rs2 = pstmt2.executeQuery();
if (rs2.next()) {
messayList.add(new Messay(rs1.getInt("essay_id"),
rs1.getString("essay_title"),
rs1.getString("classify"),
rs1.getInt("click"),
rs2.getString("user_name")));
}
}
request.setAttribute("messay", messayList);
request.getRequestDispatcher("/index/homepage.jsp").forward(
request, response);
} catch (Exception e) {
e.printStackTrace();
}
}

public void init() throws ServletException {
// Put your code here
}

}
58 changes: 58 additions & 0 deletions jweb/src/edu/hzu/javaweb/labs/se1414080902110/Messay.java
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package bean;

public class Messay {
private int essay_Id, click;
private String essay_title, classify, user_name;

public Messay() {
}

public Messay(int essay_Id, String essay_title, String classify, int click, String user_name) {
this.essay_Id = essay_Id;
this.essay_title = essay_title;
this.classify = classify;
this.click = click;
this.user_name = user_name;
}

public int getEssay_Id() {
return essay_Id;
}

public void setEssay_Id(int essay_Id) {
this.essay_Id = essay_Id;
}

public String getEssay_title() {
return essay_title;
}

public void setEssay_title(String essay_title) {
this.essay_title = essay_title;
}

public String getClassify() {
return classify;
}

public void setClassify(String classify) {
this.classify = classify;
}

public int getClick() {
return click;
}

public void setClick(int click) {
this.click = click;
}

public String getUser_name() {
return user_name;
}

public void setUser_name(String user_name) {
this.user_name = user_name;
}

}
142 changes: 142 additions & 0 deletions jweb/web/1414080902110/homepage.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://"
+ request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>

<!DOCTYPE HTML >
<html>
<head>
<title>音乐论坛-音乐爱好者的聚集地</title>
<script type="text/javascript" src="http://code.jquery.com/jquery.js"></script>
<link
href="http://cdn.bootcss.com/bootstrap/2.3.2/css/bootstrap.min.css"
rel="stylesheet" />
<script src="http://cdn.bootcss.com/bootstrap/2.3.2/js/bootstrap.min.js"></script>
<style type="text/css">
.header {
width: 100%;
background: #f5f2f2;
height: 25px;
}

.header .targer {
width: 300px;
height: 250px;
position:absolute;
margin-left: 1000px;
}

.header a {
text-decoration: none;
color: #d9534f;
font-size: 14px;
}

.header a:hover {
background: #d9534f;
color: white;
border-radius: 2px;
}

.adv {
margin: 0 auto;
}

.line {
width: 100%;
height: 1px;
background: #f5f2f2;
}

.content {
width: 80%;
margin: 0 auto;
}

.content button {
margin-top: 3px;
}

.content .list {
width: 100%;
height: auto;
margin-top: 3px;
border-radius: 3px;
border: 1px solid #d9534f;
}

.content .list_one {
width: 95%;
height: 40px;
line-height: 40px;
margin-top: 3px;
border-bottom: 1px dotted #d9534f;
margin: 0 auto;
}

.content a {
text-decoration: none;
font-family: 微软雅黑;
font-size: 16px;
font-weight: bolder;
color: #575656;
}

.content a:hover {
text-decoration: underline;
}

.content .author {
float: right;
}

.content .author .line {
color: #d9534f;
}

.foot {
width: 100%;
height: 40px;
background: #f5f2f2;
text-align: center;
line-height: 40px;
}
</style>
</head>

<body>
<div class="header">
<div class="targer">
<c:if test="${loginUserAccount!=null}">
<i class="icon-user"></i>
<a>当前用户名：</a><c:out value="${sessionScope.loginUserAccount }"></c:out>|
</c:if>
<i class="icon-headphones"></i> <a href="./index.jsp">登录</a>|
<i class="icon-home"></i> <a href="#">注册</a>
</div>
</div>
<div class="adv">
<img src="./images/adv.jpg">
</div>
<div class="line"></div>
<div class="content">
<button class="btn btn-danger">发布文章</button>
<div class="list">
<c:forEach var="essay" items="${messay}">
<div class="list_one">
<i class="icon-tag"></i><a href="#">${essay.essay_title}</a>
<div class="author">
<span>类别：${essay.classify}</span><span class="line">|</span><span>作者：${essay.user_name}</span><span
class="line">|</span><span>阅读量：${essay.click}</span>
</div>
</div>
</c:forEach>
</div>
</div>
<div class="foot">&copy;2016&nbsp;hong版权所有</div>
</body>
</html>