remove useless

Signed-off-by: pengzhile <pengzhile@gmail.com>

src/test/java/MyInterface.java

@@ -1,3 +0,0 @@
-public interface MyInterface {
-    public void test();
-}

src/test/java/Tsss.java

@@ -1,20 +0,0 @@
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-
-public class Tsss {
-    List<MyInterface> list = Arrays.asList();
-
-    public static void main(String[] args) {
-       new Tsss().add(new MyInterface() {
-           @Override
-           public void test() {
-
-           }
-       });
-    }
-
-    public void add(MyInterface obj) {
-        list.add(obj);
-    }
-}