JAVA获取当前文件路径this.getClass().getResource方法详细讲解

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public class Test {     public void run() {         // TODO Auto-generated method stub        System.out.println("测试========》");        String s1=this.getClass().getResource("").getPath();        String s2=this.getClass().getResource("/").getPath();        System.out.println(s1);        System.out.println(s2);     }       public static void main(String[] args) {         new Test().run();     } }