通过修改配置文件,可直接得到不同的配置对象信息

通过修改配置文件,可直接得到不同的配置对象信息
2011年08月01日
　　package com.potevio.zjx.study; public class Car implements Moveable { public void run() { System.out.println("Audi奔驰在宽阔的马路上..."); } } package com.potevio.zjx.study; public interface Moveable { void run(); } package com.potevio.zjx.study; public class Train implements Moveable { public void run() { System.out.println("一辆火车正缓缓驶入北京西站..."); } } //VehicleType=com.potevio.zjx.study.Car VehicleType=com.potevio.zjx.study.Trainpackage com.potevio.zjx.study; import java.util.Properties; public class Test { public static void main(String[] args) throws Exception { Properties props = new Properties(); props.load(Test.class.getClassLoader() .getResourceAsStream("com/potevio/zjx/study/study_ pro.properties")); String vehicleTypeName = props.getProperty("VehicleType"); System.out.println("vehicle:"+vehicleTypeName); Object o = Class.forName(vehicleTypeName).newInstance(); Moveable m = (Moveable)o; m.run(); } }
　　通过修改配置文件，可直接得到不同的配置对象信息
　　Notice:这些文件在同一个包下