exc final

core/src/main/java/io/github/mmm/entity/id/OptimisicLockException.java

@@ -6,14 +6,14 @@
 import io.github.mmm.entity.Entity;
 
 /**
- * {@link RuntimeException} thrown if optimistic locking failed. When a persistent {@link io.github.mmm.entity.Entity}
- * is updated, optimistic locking will check that the {@link Id#getRevision() revision} of its {@link Id} matches the
- * one from the {@link Entity} in the persistent store (e.g. database). If they do not match the update will fail with
- * this exception.<br>
+ * {@link ApplicationException} thrown if optimistic locking failed. When a persistent
+ * {@link io.github.mmm.entity.Entity} is updated, optimistic locking will check that the {@link Id#getRevision()
+ * revision} of its {@link Id} matches the one from the {@link Entity} in the persistent store (e.g. database). If they
+ * do not match the update will fail with this exception.<br>
  * This will prevent that two users that want to save changes to the same {@link Entity} concurrently may override each
  * others changes.
  */
-public class OptimisicLockException extends ApplicationException {
+public final class OptimisicLockException extends ApplicationException {
 
   /**
    * The constructor.