--- old/test/java/nio/charset/spi/FooProvider.java	2017-06-19 12:25:23.000000000 +0800
+++ new/test/java/nio/charset/spi/FooProvider.java	2017-06-19 12:25:22.000000000 +0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2017, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -21,10 +21,10 @@
  * questions.
  */
 
-import java.util.*;
-import java.nio.charset.*;
-import java.nio.charset.spi.*;
-
+import java.nio.charset.Charset;
+import java.nio.charset.spi.CharsetProvider;
+import java.util.Collections;
+import java.util.Iterator;
 
 public class FooProvider
     extends CharsetProvider