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<%@page import="java.util.*,javax.naming.*,java.sql.*,javax.sql.*" %>
<%@page contentType="text/html;charset=BIG5"%>
<%
Context ctx = new InitialContext();
String strLookup = "java:comp/env/jdbc/test";
DataSource ds =(DataSource) ctx.lookup(strLookup);
Connection con = ds.getConnection();
if (con != null){
out.print("success");
}else{
out.print("failure");
}
%>
web.xmlÖмÓÈë
<resource-ref>
<res-ref-name>jdbc/test</res-ref-name>
<res-type>javax.sql.DataSource</res-type>
<res-auth>Container</res-auth>
<res-sharing-scope>Shareable</res-sharing-scope>
</resource-ref>
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