001    package org.nakedobjects.applib.marker;
002    
003    import org.nakedobjects.applib.annotation.Immutable;
004    
005    
006    /**
007     * Marker interface to show that an object cannot be changed once persisted.
008     * 
009     * Use {@link Immutable} annotation in preference to this marker interface.
010     */
011    public interface ImmutableOncePersisted {
012    
013    }
014    // Copyright (c) Naked Objects Group Ltd.