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JSP查询oracle

2009-04-25 17:14 204 查看

由于要从JSP上查询oracle数据库上的一些信息，用了一下Jfolder.jsp的数据库管理，发现并不能连接上，然后用jsp管理oracle数据的代码也边不上，有几个站是这样了。没办法，没试过kj的那个shell行不行,只好自己写一个,很烂的：

<%
/**
Codz by N3tl04D
Email:n3tl04d#gmail.com
Date:2009-4-20
**/
%>

<%@ page contentType="text/html;charset=utf-8"%>
<%@ page import="java.sql.*"%>
<html>
<body>
<%
String action = "";
action = request.getParameter("action1");
String db_username = "";
String db_password = "";
String db_str = "";
String db_sql ="";
if (action == null) {

%>

<form id="form1" name="form1" method="post" action="<%=request.getRequestURL()%>?action=go">
<input type=hidden name=action1 value=go>
<table width="700" border="1">
<tr>
<td width="123">
oracle STR
</td>
<td width="577">
<label>
<input type="text" name="db_str" />
</label>EX:localhost:1521:orcl
</td>
</tr>
<tr>
<td>
db_username
</td>
<td>
<input type="text" name="db_username" />
</td>
</tr>
<tr>
<td>
db_password
</td>
<td>
<input type="password" name="db_password" />
</td>
</tr>
<tr>
<td>
sql
</td>
<td>
<input type="text" style="width:600px; height:20px;" name="db_sql" />
</td>
</tr>
<tr>
<td colspan="2">
<label>
<input type="submit" name="Submit" value="query" />
</label>
</td>
</tr>
</table>

</form>

<%
} else {
db_username = request.getParameter("db_username");
db_password = request.getParameter("db_password");
db_str = request.getParameter("db_str");
db_sql = request.getParameter("db_sql");

Class.forName("oracle.jdbc.driver.OracleDriver").newInstance();
String url="jdbc:oracle:thin:@"+db_str+"";

Connection conn= DriverManager.getConnection(url,db_username,db_password);
Statement stmt=conn.createStatement(ResultSet.TYPE_SCROLL_SENSITIVE,ResultSet.CONCUR_UPDATABLE);

ResultSet rs=stmt.executeQuery(db_sql);
ResultSetMetaData rsmd = rs.getMetaData();

int count=rsmd.getColumnCount();
int i = 0;
while(rs.next()) {
for(i=1;i<=count;i++){
out.print(rsmd.getColumnName(i)+":"+rs.getString(i)+" ");
}/*end for*/

out.print("<br>");
}/*end while*/
rs.close();
stmt.close();
conn.close();
%>

<form id="form1" name="form1" method="post" action="<%=request.getRequestURL()%>?action=go">
<input type=hidden name=action1 value=go>
<table width="700" border="1">
<tr>
<td width="123">
oracle STR
</td>
<td width="577">
<label>
<input type="text" name="db_str" value="<%=db_str%>"/>
</label>
EX:localhost:1521:orcl
</td>
</tr>
<tr>
<td>
db_username
</td>
<td>
<input type="text" name="db_username" value="<%=db_username%>"/>
</td>
</tr>
<tr>
<td>
db_password
</td>
<td>
<input type="password" name="db_password" value="<%=db_password%>"/>
</td>
</tr>
<tr>
<td>
sql
</td>
<td>
<input type="text" style="width:600px; height:20px;" name="db_sql" />
</td>
</tr>
<tr>
<td colspan="2">
<label>
<input type="submit" name="Submit" value="query" />
</label>
</td>
</tr>
</table>

</form>

<%
}
%>

</body>
</html>

本文出自 “n3tl04d's Blog-技..” 博客，请务必保留此出处http://n3tl04d.blog.51cto.com/89255/153222

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