--- old/src/java.base/share/classes/java/io/Console.java	2018-08-24 15:15:26.996841300 +0200
+++ new/src/java.base/share/classes/java/io/Console.java	2018-08-24 15:15:25.447764700 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2018, 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
@@ -25,8 +25,11 @@
 
 package java.io;
 
-import java.util.*;
 import java.nio.charset.Charset;
+import java.util.Arrays;
+import java.util.Formatter;
+import java.util.IllegalFormatException;
+
 import jdk.internal.misc.JavaIOAccess;
 import jdk.internal.misc.SharedSecrets;
 import sun.nio.cs.StreamDecoder;
@@ -390,6 +393,20 @@
         pw.flush();
     }
 
+    /**
+     * Obtains the width of the console window.
+     *
+     * @return The width or -1 if it cannot be obtained.
+     */
+    public native int width();
+
+    /**
+     * Obtains the height of the console window.
+     *
+     * @return The height or -1 if it cannot be obtained.
+     */
+    public native int height();
+
     private Object readLock;
     private Object writeLock;
     private Reader reader;
@@ -401,6 +418,7 @@
     private boolean restoreEcho;
     private boolean shutdownHookInstalled;
     private static native String encoding();
+
     /*
      * Sets the console echo status to {@code on} and returns the previous
      * console on/off status.