Properties读取任意目录的配置文件

try{
    String url = this.getClass().getResource("").getPath().replaceAll("%20", " ");
    String path = url.substring(0, url.indexOf("WEB-INF")) + "WEB-INF/config.properties";
    Properties config = new Properties();
    config.load(new FileInputStream(path));
    System.out.println(config.getProperty("dbDriver"));
 } catch (Exception e){
    e.printStackTrace();
}

转自:http://www.blogjava.net/xiaosilent/archive/2006/12/22/89575.html