📄 testpool.jsp
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<%
ConnPool.ConnPool cp = ConnPool.ConnPool.getInstance();
java.sql.Connection conn = cp.getConn();
if(conn==null){out.print("conn is null");return;}
java.sql.Statement stmt = conn.createStatement();
java.sql.ResultSet rs = stmt.executeQuery("select * from userinfo");
while(rs.next()){
System.out.println (rs.getString(1));
}
%>
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