classloader example

http://hi.baidu.com/bailang3106/blog/item/cd009ad4c9412908a18bb7bf.html

package com.jd.cis.spider;

import java.io.IOException;
import java.io.InputStream;
import java.net.URL;
import java.util.Properties;

public class Test {

    /**
     * @param args
     * @throws IOException
     */
    public static void main(String[] args) throws IOException {
        URL url1=Test.class.getClassLoader().getResource("conf/system.properties");
        URL url2=Thread.currentThread().getContextClassLoader().getResource("conf/system.properties");
        System.out.println(url1);
        System.out.println(url2);
       
        InputStream is1=Test.class.getClassLoader().getResourceAs

Stream("conf/system.properties");
        InputStream is2=Thread.currentThread().getContextClassLoader().getResourceAsStream("conf/system.properties");
       
        Properties p1=new Properties();
        p1.load(is1);
       
        Properties p2=new Properties();
        p2.load(is2);
       
        System.out.println(p1.getProperty("service.url"));
        System.out.println(p2.getProperty("service.url"));
    }

}