dbutil.java

中小学校园的教师

package untitled2;

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

/**
 * <p>Title: </p>
 *
 * <p>Description: </p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: </p>
 *
 * @author not attributable
 * @version 1.0
 */
public class DbUtil {
    public DbUtil() {
    }

    public static void close(Connection con){
        try{
            if(con != null){
                con.close();
            }
        }catch(Exception e){}
    }

    public static void close(Statement stat){
        try{
            if(stat != null){
                stat.close();
            }
        }catch(Exception e){}
    }

    public static void close(ResultSet rs){
        try{
            if(rs != null){
                rs.close();
            }
        }catch(Exception e){}
    }

    public static void close(Connection con, Statement stat, ResultSet rs){
        try{
            if(con != null){
                con.close();
            }
            if(stat != null){
                stat.close();
            }
            if(rs != null){
                rs.close();
            }
        }catch(Exception e){}
    }
}