jdbcutil.java

这段代码是用struts实现的客户管理系统

package com.tarena.util;

import java.sql.Connection;
import java.sql.ResultSet;
import java.sql.Statement;

public class JdbcUtil{
    public static void close(Connection con, Statement st, ResultSet rs){
        close(rs);
        close(con, st);
    }
    public static void close(Connection con, Statement st){
        close(st);
        close(con);
    }
    
    public static void close(Connection con){
        try{
            con.close();
        }catch(Exception e){
        }
    }
    
    public static void close(Statement st){
        try{
            st.close();
        }catch(Exception e){
        }
    }
    
    public static void close(ResultSet rs){
        try{
            rs.close();
        }catch(Exception e){
        }
    }
    
    public static void close(Statement st, ResultSet rs){
        close(rs);
        close(st);
    }
}