diff -r 000000000000 -r 40cabcdcd2be samples/messagedigest/src-new-api/org/apidesign/api/security/DigestorAccessorImpl.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/samples/messagedigest/src-new-api/org/apidesign/api/security/DigestorAccessorImpl.java	Thu Oct 30 21:30:10 2014 +0100
@@ -0,0 +1,26 @@
+package org.apidesign.api.security;
+
+import org.apidesign.spi.security.*;
+import java.nio.ByteBuffer;
+import org.apidesign.impl.DigestorAccessor;
+
+/**
+ *
+ * @author  Jaroslav Tulach <jaroslav.tulach@apidesign.org>
+ */
+final class DigestorAccessorImpl extends DigestorAccessor {
+    @Override
+    public <Data> byte[] digest(Digestor<Data> dig, Data data) {
+        return defaultDigest(dig, data);
+    }
+
+    @Override
+    public <Data> Data create(Digestor<Data> dig, String algorithm) {
+        return defaultCreate(dig, algorithm);
+    }
+
+    @Override
+    public <Data> void update(Digestor<Data> dig, Data data, ByteBuffer input) {
+        defaultUpdate(dig, data, input);
+    }
+}