src/java.base/share/classes/sun/reflect/generics/reflectiveObjects/GenericArrayTypeImpl.java

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2016, 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
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -63,19 +63,11 @@
     public Type getGenericComponentType() {
         return genericComponentType; // return cached component type
     }
 
     public String toString() {
-        Type componentType = getGenericComponentType();
-        StringBuilder sb = new StringBuilder();
-
-        if (componentType instanceof Class)
-            sb.append(((Class)componentType).getName() );
-        else
-            sb.append(componentType.toString());
-        sb.append("[]");
-        return sb.toString();
+        return getGenericComponentType().getTypeName() + "[]";
     }
 
     @Override
     public boolean equals(Object o) {
         if (o instanceof GenericArrayType) {