1 files changed, 12 insertions, 0 deletions
diff --git a/java/security/MessageDigest.java b/java/security/MessageDigest.java
index b817759f5..8a5de92df 100644
--- a/java/security/MessageDigest.java
+++ b/java/security/MessageDigest.java
@@ -38,6 +38,7 @@ exception statement from your version. */
 package java.security;
 
 import gnu.java.security.Engine;
+import java.nio.ByteBuffer;
 
 /**
  * Message digests are secure one-way hash functions that take arbitrary-sized
@@ -224,6 +225,17 @@ public abstract class MessageDigest extends MessageDigestSpi
   }
 
   /**
+   * Updates the digest with the remaining bytes of a buffer.
+   * 
+   * @param input The input byte buffer.
+   * @since 1.5
+   */
+  public void update (ByteBuffer input)
+  {
+    engineUpdate (input);
+  }
+  
+  /**
    * Computes the final digest of the stored data.
    * 
    * @return a byte array representing the message digest.