diff -r fb84830aacc2 -r 40cabcdcd2be samples/messagedigest/src-new-api/org/apidesign/api/security/DigestImpl.java
--- a/samples/messagedigest/src-new-api/org/apidesign/api/security/DigestImpl.java	Thu Dec 25 19:40:48 2008 +0100
+++ b/samples/messagedigest/src-new-api/org/apidesign/api/security/DigestImpl.java	Thu Oct 30 21:30:10 2014 +0100
@@ -14,7 +14,10 @@
  */
 // BEGIN: day.end.bridges.DigestImpl
 final class DigestImpl<Data> {
-    private static DigestorAccessorImpl ACCESSOR = new DigestorAccessorImpl();
+    private static final DigestorAccessorImpl ACCESSOR;
+    static {
+        ACCESSOR = new DigestorAccessorImpl();
+    }
     
     private final Digestor<Data> digestor;
     private final String algorithm;