/** * INTERNAL: * Merge the attributes of the clone into the unit of work copy. */ public Object mergeClone(Object rmiClone, int cascadeDepth) { if (rmiClone == null) { return null; } //CR#2272 logDebugMessage(rmiClone, "merge_clone"); startOperationProfile(SessionProfiler.Merge); ObjectBuilder builder = getDescriptor(rmiClone).getObjectBuilder(); Object implementation = builder.unwrapObject(rmiClone, this); MergeManager manager = new MergeManager(this); manager.mergeCloneIntoWorkingCopy(); manager.setCascadePolicy(cascadeDepth); Object merged = null; try { merged = manager.mergeChanges(implementation, null); } catch (RuntimeException exception) { merged = handleException(exception); } endOperationProfile(SessionProfiler.Merge); return merged; }