src/share/classes/com/sun/crypto/provider/ARCFOURCipher.java

rev 12526 : 8171252: Improve exception checking
8158517: Minor optimizations to ISO10126PADDING
Reviewed-by: ascarpino, mschoene

@@ -1,7 +1,7 @@
 /*
- * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 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
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.  Oracle designates this

@@ -255,9 +255,9 @@
     }
 
     // see JCE spec
     protected int engineGetKeySize(Key key) throws InvalidKeyException {
         byte[] encodedKey = getEncodedKey(key);
-        return encodedKey.length << 3;
+        return Math.multiplyExact(encodedKey.length, 8);
     }
 
 }