資源簡介
這是一個(gè)簡單的投票系統(tǒng),里面有源文件,只要對(duì)文件加已修改或者不用修改就可以使用.(提示:本系統(tǒng)使用的是MySQL數(shù)據(jù)庫,用戶是root,密碼為root)
代碼片段和文件信息
/**
?*?@(#)Jieguo.java
?*
?*
?*?@author?
?*?@version?1.00?2008/7/17
?*/
package?jieguo;
import?java.io.*;
import?java.sql.*;
import?javax.servlet.*;
import?javax.servlet.http.*;
public?class?Jieguo?extends?HttpServlet?{
public?void?init(ServletConfig?config)?throws?ServletException{
super.init(config);
try{??Class.forName(“com.mysql.jdbc.Driver“);
??????????}
???????catch(Exception?e){?
??????? e.printStackTrace();
??????? }
}
public?void?doPost(HttpServletRequest?requestHttpServletResponse?response)?throws?ServletExceptionIOException{
response.setContentType(“text/html;charset=GBK“);
PrintWriter?out=response.getWriter();
out.print(““);
out.println(““);
out.print(““+“投票顯示結(jié)果“+“
“);
try{
HttpSession?session=request.getSession(true);
session.setAttribute(“toupiao“?“OK“);
StringBuffer?str=new?StringBuffer();
String?sql=“select?*?from?houxuanren?order?by?piaoshu?desc?“;
String?url?=?“jdbc:mysql://127.0.0.1:3306/toupiao“;
Connection?con=DriverManager.getConnection(url“root““root“);
Statement?sta=con.createStatement();
ResultSet?rs=sta.executeQuery(sql);
?????????????out.println(““);
?????????????out.println(““+“序號(hào)“+“
“);
?????????????out.println(““+“頭像“+“
“);
?????????????out.println(““+“姓名“+“
“);
?????????????out.println(““+“票數(shù)“+“
“);
?????????????while(rs.next())
?????????????{??
????????????????out.print(““);
???????????????????out.print(““+rs.getString(1)+“
“);
???????????????????out.print(“![]()
“);
???????????????????out.print(““+rs.getString(3)+“
“);
???????????????????out.print(““+rs.getString(4)+“
“);
????????????????out.print(“ “);
?????????????}
????????????out.print(““);
????????????con.close();
}catch(Exception?e){
System.out.println(e);
}
out.print(““);
out.print(““);
/* RequestDispatcher?dispatacher=request.getRequestDispatcher(“test3.jsp“);
dispatacher.forward(requestresponse);*/
}
public?void?doGet(HttpServletRequest?requestHttpServletResponse?response)?throws?ServletExceptionIOException{
doPost(requestresponse);
}
}
?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????930??2008-07-17?12:24??toupiao\jiegou.jsp
?????文件????????917??2008-07-17?17:10??toupiao\toupiao1.jsp
?????文件???????1114??2008-07-17?17:45??toupiao\chenggong.jsp
?????文件???????4752??2008-12-06?21:31??toupiao\toupiao2.jsp
?????文件????????494??2008-12-06?21:38??toupiao\數(shù)據(jù)庫.txt
?????文件????????831??2008-07-17?12:40??toupiao\WEB-INF\web.xml
?????文件???????2556??2008-07-17?15:33??toupiao\WEB-INF\classes\Jieguo.java
?????文件???????1538??2008-07-17?17:19??toupiao\WEB-INF\classes\Toupiao.java
?????文件???????2355??2008-07-17?17:19??toupiao\WEB-INF\classes\toupiao\Toupiao.class
?????文件???????3251??2008-07-17?15:34??toupiao\WEB-INF\classes\jieguo\Jieguo.class
?????文件?????474964??2005-12-22?05:24??toupiao\WEB-INF\lib\mysql-connector-java-5.0.0-beta-bin.jar
?????文件???????7557??2008-06-16?19:17??toupiao\image\2.jpg
?????文件???????4595??2008-06-16?19:17??toupiao\image\3.jpg
?????文件???????3570??2008-06-16?19:18??toupiao\image\5.jpg
?????文件???????3719??2008-06-16?19:06??toupiao\image\6.jpg
?????文件???????5350??2008-06-16?19:18??toupiao\image\4.jpg
?????文件???????4905??2008-06-16?19:17??toupiao\image\7.jpg
?????文件???????6914??2008-06-16?19:11??toupiao\image\8.jpg
????..A.SH.?????47616??2008-12-06?21:30??toupiao\image\Thumbs.db
?????文件???????3719??2008-06-16?19:06??toupiao\image\1.jpg
?????目錄??????????0??2008-12-06?21:39??toupiao\WEB-INF\classes\toupiao
?????目錄??????????0??2008-12-06?21:39??toupiao\WEB-INF\classes\jieguo
?????目錄??????????0??2008-12-06?21:39??toupiao\WEB-INF\classes
?????目錄??????????0??2008-12-06?21:39??toupiao\WEB-INF\lib
?????目錄??????????0??2008-12-06?21:39??toupiao\WEB-INF
?????目錄??????????0??2008-12-06?21:39??toupiao\image
?????目錄??????????0??2008-12-06?21:39??toupiao
-----------?---------??----------?-----??----
???????????????581647????????????????????27
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