列出当前Classpath下的JDBC Drivers

（inkfish原创，转载请注明出处：http://blog.csdn.net/inkfish/）

JDBC4.0的新功能：自动感知JDBC Driver

import java.sql.Driver;import java.sql.DriverManager;import java.util.Enumeration;public class ListJdbcDrivers {public static void main(String[] args) {Enumeration<Driver> drivers = DriverManager.getDrivers();while (drivers.hasMoreElements()) {System.out.println(drivers.nextElement());}}}