sql_manager.jsp

来自「关于论坛的用jsp开发具有删除回复」· JSP 代码 · 共 75 行

JSP
75
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<base target="result">
<%@ page language="java" import="java.util.*" %> 
<%@ page language="java" import="java.sql.*" %>
<jsp:useBean id="DB" scope="page" class="dbcon.mydb" />
<body bgcolor="#C0C0C0">
<jsp:include page=cksession.jsp />
<%

if(request.getParameter("sql")!=null){
String strUser=(String)session.getValue("user");
String strSql=(String)request.getParameter("sql");
String strComd=(String)request.getParameter("d1");
String strDo="",strAll="";
if(strSql.length()>0&&strComd.length()>0){
  if(strUser.equals("admin")){  
    
	   if(strComd.equals("SELECT")){
		     strDo="SELECT "+strSql;
		     
%>
  <table border="1"  cellpadding="1" cellspacing="0" width="100%">

<%
	   ResultSet sqlRst=DB.executeQuery(strDo);
	   ResultSetMetaData rsmd = sqlRst.getMetaData();
	   String strColumnName="";
	   int intColumnNumb = rsmd.getColumnCount();
	   String strHead="<tr><td>";
	   for (int i = 1; i <= intColumnNumb; i++) {
			    strColumnName= rsmd.getColumnName(i);
				if(i==intColumnNumb){
				  strHead=strHead+ strColumnName+"</td></tr>";
				}else{
				  strHead=strHead+ strColumnName+"</td><td>";
				   }
			}
	   out.print(strHead+"\n");
	   
	   String ss="";
   		while(sqlRst.next()){ 
			strAll="<tr><td>";
			for(int i=1;i<=intColumnNumb;i++){
				ss=sqlRst.getString(i);
				if(i==intColumnNumb){
				  strAll=strAll+ss+"</td></tr>";
				}else{
				  strAll=strAll+ss+"</td><td>";
				   }
			}
			out.print(strAll+"\n");
 	
		} 
		
			
	%> 
		

	</table>
		
<% sqlRst.close(); 
	    }else{
	        strDo=strComd+"  "+strSql;
	        DB.executeUpdate(strDo);
	        out.print(strComd+" SUCCESSFULLY EXCUTED!!");
		    }
  
   }else{
    out.print("YOU HAVE NO RIGHT!!");
    }
  }else{
   out.print("Please Input Command!!");
   }
}
  %>

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