DeepMergeOperation (cayenne-doc: Cayenne Documentation 4.1.RC2 API)

java.lang.Object
- org.apache.cayenne.util.DeepMergeOperation

```
public class DeepMergeOperation
extends Object
```
An operation that merges changes from an object graph, whose objects are registered in some ObjectContext, to peer objects in an ObjectConext that is a child of that context. The merge terminates at hollow nodes in the parent context to avoid tripping over unresolved relationships.

Since:

1.2

- Constructor Summary
  
  Constructors
  Constructor Description
  
  DeepMergeOperation(ObjectContext context)
- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method Description
  
  <T extends Persistent> T merge(T peerInParentContext)
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DeepMergeOperation

public DeepMergeOperation(ObjectContext context)

Method Detail

merge

public <T extends Persistent> T merge(T peerInParentContext)