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修复所有数据库性能问题

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This commit is contained in:
FJY
2017-11-01 23:02:30 +08:00
parent b4da65a6e3
commit bca76d88a6
31 changed files with 288 additions and 171 deletions
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4
WebRoot/JSPhandle/admin_delete.jsp
View File

@@ -37,6 +37,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("delete from adminstrator_record where AdminName=?");
@@ -47,6 +48,9 @@
}
sql.close();
conn.close();
}catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

4
WebRoot/JSPhandle/admin_insert.jsp
View File

@@ -39,6 +39,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("insert into adminstrator_record(AdminNo,AdminName,Adminsex,Adminjob)values(?,?,?,?)");
@@ -52,6 +53,9 @@
}
sql.close();
conn.close();
}catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

4
WebRoot/JSPhandle/admin_update.jsp
View File

@@ -39,6 +39,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("update adminstrator_record set AdminNo=?,AdminSex=?,AdminJob=? where AdminName=?");
@@ -52,6 +53,9 @@
}
sql.close();
conn.close();
}catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

4
WebRoot/JSPhandle/adminjob_delete.jsp
View File

@@ -37,6 +37,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("delete from administrator_job where AdminJob=?");
@@ -47,6 +48,9 @@
}
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

4
WebRoot/JSPhandle/adminjob_insert.jsp
View File

@@ -37,6 +37,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("insert into administrator_job(AdminJob,AdminDuty)values(?,?)");
@@ -48,6 +49,9 @@
}
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

6
WebRoot/JSPhandle/change_pass_update.jsp
View File

@@ -33,7 +33,8 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
String url="jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String use = "root";
String password = "";
Class.forName(driver);
Class.forName(driver);
try{
Connection conn= DriverManager.getConnection(url,use,password);
PreparedStatement sql =conn.prepareStatement("update user set password=? where userName=?");
sql.setString(1,pass);
@@ -41,6 +42,9 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
int rtn=sql.executeUpdate();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
out.println("<script language=javascript>alert('修改成功！');window.location.href='index.html'</script>");

18
WebRoot/JSPhandle/forget_pass_check.jsp
View File

@@ -26,9 +26,7 @@
String pass = request.getParameter("inputPassword");
String phone = request.getParameter("PhoneNumber");
boolean flag = false;
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
%>
@@ -38,6 +36,10 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
sql = conn.prepareStatement("select * from user where userName=? and Email=? and phoneNum=?");
sql.setString(1, users);
@@ -47,6 +49,12 @@
if (rs.next()) {
flag = true;
}
rs.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是正确的登录用户 -->
<%
@@ -58,9 +66,7 @@
} else if (flag == false) {
out.println("<script language=javascript>alert('邮箱或手机输入有误，修改失败');window.location.href='index.html'</script>");
}
rs.close();
sql.close();
conn.close();
%>
</body>
</html>

4
WebRoot/JSPhandle/job_delete.jsp
View File

@@ -37,6 +37,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("delete from administrator_job where AdminJob=?");
@@ -47,6 +48,9 @@
}
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

11
WebRoot/JSPhandle/limits_check_delete.jsp
View File

@@ -23,9 +23,7 @@
<%
request.setCharacterEncoding("utf-8");
boolean flag = false;
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
if (session.getAttribute("actualuser") == null) {
out.println(
"<script language=javascript>alert('登录超时 (1440 秒未活动)或未登录，请重新登录。');window.location.href='index.html'</script>");
@@ -41,6 +39,10 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
sql = conn.prepareStatement("select * from show_user where userName=? and Administrator=1");
sql.setString(1, users);
@@ -51,6 +53,9 @@
rs.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是管理员 -->
<%

12
WebRoot/JSPhandle/limits_check_manage.jsp
View File

@@ -23,9 +23,7 @@
<%
request.setCharacterEncoding("utf-8");
boolean flag = false;
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
if (session.getAttribute("actualuser") == null) {
out.println(
"<script language=javascript>alert('登录超时 (1440 秒未活动)或未登录，请重新登录。');window.location.href='index.html'</script>");
@@ -41,6 +39,10 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
sql = conn.prepareStatement("select * from show_user where userName=? and Administrator=1");
sql.setString(1, users);
@@ -51,6 +53,10 @@
rs.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是管理员 -->
<%

11
WebRoot/JSPhandle/limits_check_show.jsp
View File

@@ -23,9 +23,7 @@
<%
request.setCharacterEncoding("utf-8");
boolean flag = false;
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
if (session.getAttribute("actualuser") == null) {
out.println(
"<script language=javascript>alert('登录超时 (1440 秒未活动)或未登录，请重新登录。');window.location.href='index.html'</script>");
@@ -41,6 +39,10 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
sql = conn.prepareStatement("select * from show_user where userName=? and Administrator=1");
sql.setString(1, users);
@@ -51,6 +53,9 @@
rs.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是管理员 -->
<%

1
WebRoot/JSPhandle/login.jsp
View File

@@ -65,6 +65,7 @@
PreparedStatement vipsql = null;
ResultSet viprs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
vipsql = conn.prepareStatement(
"select userName,case when VIP = 1 then 'VIP用户' else '普通用户' end as VIP,case when Administrator = 1 then '管理员' else '' end as Administrator from show_user where userName=?");
vipsql.setString(1, users);

140
WebRoot/JSPhandle/login_show.jsp
View File

@@ -1,47 +1,53 @@
<%@ page language="java" import="java.util.*"
contentType="text/html;charset=utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme() + "://" + request.getServerName() + ":" + request.getServerPort()
+ path + "/";
%>
<%@ page language="java" import="java.util.*" contentType="text/html;charset=utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<%@page import="java.sql.Connection"%>
<%@page import="java.sql.*"%>
<%@page import="java.sql.DriverManager"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>登录成功</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>登录成功</title>
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
<meta http-equiv="description" content="This is my page">
<!--
<link rel="stylesheet" type="text/css" href="styles.css">
-->
</head>
<body>
<%
java.text.SimpleDateFormat formatter = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
java.util.Date currentTime = new java.util.Date();//得到当前系统时间
String str_date1 = formatter.format(currentTime); //将日期时间格式化
String str_date2 = currentTime.toString(); //将Date型日期时间转换成字符串形式
-->
</head>
<body>
<%
java.text.SimpleDateFormat formatter = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
java.util.Date currentTime = new java.util.Date();//得到当前系统时间
String str_date1 = formatter.format(currentTime); //将日期时间格式化
String str_date2 = currentTime.toString(); //将Date型日期时间转换成字符串形式
String driverClass = "com.mysql.jdbc.Driver";
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Object user0 = session.getAttribute("actualuser");
String counter = null;
Class.forName(driverClass);
Object user0 = session.getAttribute("actualuser");
try{
Connection conn = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
stmt.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
/* out.println("欢迎"+user0);//输出当前session用户 */
%>
<%!public String getIpAddr(HttpServletRequest request) {
@@ -57,45 +63,37 @@
}
return ip;
}%>
<%
counter = getIpAddr(request);
try {
<%
counter = getIpAddr(request);
try {
Connection conn = null;
PreparedStatement sql = null;
sql = conn.prepareStatement("update counter set visitCount=visitCount+1");
int rtn = sql.executeUpdate();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
try {
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("update counter set visitCount=visitCount+1");
int rtn = sql.executeUpdate();
stmt.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
try {
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("insert into iplist(IP,times,userName)values(?,?,?)");
sql.setString(1, counter);
sql.setString(2, str_date1);
sql.setString(3, (String) user0);
int rtn = sql.executeUpdate();
stmt.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql = conn.prepareStatement("insert into iplist(IP,times,userName)values(?,?,?)");
sql.setString(1, counter);
sql.setString(2, str_date1);
sql.setString(3, (String)user0);
int rtn = sql.executeUpdate();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
%>
登录成功.
<br>
<%
response.setHeader("refresh", "0;url=../mainframe.jsp");
%>
</body>
</html>
登录成功. <br>
<% response.setHeader("refresh","0;url=../mainframe.jsp");%>
</body>
</html>

6
WebRoot/JSPhandle/signin_insert.jsp
View File

@@ -35,7 +35,8 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
String url="jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String use = "root";
String password = "";
Class.forName(driver);
Class.forName(driver);
try{
Connection conn= DriverManager.getConnection(url,use,password);
PreparedStatement sql =conn.prepareStatement("insert into user(userName,password,Email,phoneNum)values(?,?,?,?)");
sql.setString(1,users);
@@ -45,6 +46,9 @@ String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.
int rtn=sql.executeUpdate();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<% response.setHeader("refresh","0;url=../signin_show.jsp");%>
</body>

4
WebRoot/JSPhandle/user_delete.jsp
View File

@@ -37,6 +37,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("delete from user where userName=?");
@@ -47,6 +48,9 @@
}
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

4
WebRoot/JSPhandle/user_update.jsp
View File

@@ -40,6 +40,7 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
Connection conn = DriverManager.getConnection(url, use, password);
PreparedStatement sql = conn
.prepareStatement("update user set userName=?,Email=?,Administrator = (case ? when '是' then '1'else '0' end ),VIP = (case ? when '是' then '1'else '0' end )where userName=?;");
@@ -54,6 +55,9 @@
}
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是插入成功 -->
<%

11
WebRoot/JSPhandle/vipdownload_check_show.jsp
View File

@@ -23,9 +23,7 @@
<%
request.setCharacterEncoding("utf-8");
boolean flag = false;
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
if (session.getAttribute("actualuser") == null) {
out.println(
"<script language=javascript>alert('登录超时 (1440 秒未活动)或未登录，请重新登录。');window.location.href='index.html'</script>");
@@ -41,6 +39,10 @@
String use = "root";
String password = "";
Class.forName(driver);
try{
PreparedStatement sql = null;
ResultSet rs = null;
Connection conn = null;
conn = DriverManager.getConnection(url, use, password);
sql = conn.prepareStatement("select * from show_user where userName=? and VIP=1");
sql.setString(1, users);
@@ -51,6 +53,9 @@
rs.close();
sql.close();
conn.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<!-- 判断是否是管理员 -->
<%

13
WebRoot/add_admin.jsp
View File

@@ -62,11 +62,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from administrator_job");
@@ -76,14 +77,16 @@
<option value="<%=rs.getString("AdminJob")%>"><%=rs.getString("AdminJob")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

12
WebRoot/change_admin.jsp
View File

@@ -41,11 +41,11 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from adminstrator_record");
@@ -55,14 +55,16 @@
<option value="<%=rs.getString("AdminName")%>"><%=rs.getString("AdminName")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

13
WebRoot/change_user.jsp
View File

@@ -62,11 +62,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from administrator_job");
@@ -76,14 +77,16 @@
<option value="<%=rs.getString("AdminJob")%>"><%=rs.getString("AdminJob")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

12
WebRoot/delete_admin.jsp
View File

@@ -42,10 +42,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
@@ -56,14 +58,16 @@
<option value="<%=rs.getString("AdminName")%>"><%=rs.getString("AdminName")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

13
WebRoot/delete_job.jsp
View File

@@ -42,11 +42,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from administrator_job");
@@ -56,14 +57,16 @@
<option value="<%=rs.getString("AdminJob")%>"><%=rs.getString("AdminJob")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

13
WebRoot/delete_user.jsp
View File

@@ -42,11 +42,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from show_user");
@@ -56,14 +57,16 @@
<option value="<%=rs.getString("userName")%>"><%=rs.getString("userName")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

24
WebRoot/edit_admin.jsp
View File

@@ -33,9 +33,7 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
Class.forName(driverClass);
%>
@@ -48,7 +46,9 @@
<div class="col-sm-12 col-lg-9 col-md-9">
<%
try {
Class.forName(driverClass);
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from adminstrator_record where AdminName=?");
@@ -83,6 +83,10 @@
</div>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
@@ -93,7 +97,9 @@
<select name="job" class="form-control" name="job">
<%
try {
Class.forName(driverClass);
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from administrator_job");
@@ -103,14 +109,16 @@
<option value="<%=rs.getString("AdminJob")%>"><%=rs.getString("AdminJob")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

17
WebRoot/edit_user.jsp
View File

@@ -33,9 +33,7 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
Class.forName(driverClass);
%>
@@ -48,7 +46,10 @@
<div class="col-sm-12 col-lg-9 col-md-9">
<%
try {
Class.forName(driverClass);
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select userName,Email, VIP,Administrator from show_user where userName=?");
@@ -121,14 +122,16 @@
</div>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</form>

13
WebRoot/exhibition_admin.jsp
View File

@@ -114,11 +114,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from adminstrator_record");
@@ -153,6 +154,10 @@
</div>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
@@ -162,9 +167,7 @@
</div>
</div>
<%
sql.close();
rs.close();
conn.close();
%>
<%@ include file="module/footer.jsp"%>
</div>

13
WebRoot/manage_user.jsp
View File

@@ -41,11 +41,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from show_user");
@@ -55,14 +56,16 @@
<option value="<%=rs.getString("userName")%>"><%=rs.getString("userName")%></option>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</select>
</div>

29
WebRoot/show_admin.jsp
View File

@@ -55,11 +55,11 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
Class.forName(driverClass);
try {
Class.forName(driverClass);
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from adminstrator_record");
@@ -75,14 +75,16 @@
</tr>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</table>
</div>
@@ -121,7 +123,10 @@
</tr>
<%
try {
Class.forName(driverClass);
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from admin_view");
@@ -137,6 +142,10 @@
</tr>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
@@ -158,9 +167,7 @@
</div>
</div>
<%
sql.close();
rs.close();
conn.close();
%>
<%@ include file="module/footer.jsp"%>
</div>

13
WebRoot/show_adminjob.jsp
View File

@@ -53,11 +53,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from administrator_job");
@@ -71,14 +72,16 @@
</tr>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</table>
</div>

13
WebRoot/show_user.jsp
View File

@@ -54,11 +54,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement(
@@ -74,14 +75,16 @@
</tr>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</table>
</div>

13
WebRoot/x2_resource.jsp
View File

@@ -56,11 +56,12 @@
String url = "jdbc:mysql://localhost:3306/db_school?useUnicode=true&characterEncoding=utf-8";
String user = "root";
String password = "";
Class.forName(driverClass);
try {
ResultSet rs = null;
Connection conn = null;
PreparedStatement sql = null;
try {
Class.forName(driverClass);
conn = DriverManager.getConnection(url, user, password);
Statement stmt = conn.createStatement();
sql = conn.prepareStatement("select * from x2_resourse");
@@ -77,14 +78,16 @@
</tr>
<%
}
sql.close();
rs.close();
conn.close();
stmt.close();
} catch (Exception ex) {
ex.printStackTrace();
}
%>
<%
sql.close();
rs.close();
conn.close();
%>
</table>
</div>