org.apache.cayenne.lifecycle.changeset
Class GenericChangeSet

java.lang.Object
  org.apache.cayenne.lifecycle.changeset.GenericChangeSet

All Implemented Interfaces:

ChangeSet

public class GenericChangeSet
extends Object
implements ChangeSet

A ChangeSet implemented as a wrapper on top of GraphDiff of unspecified nature.

Synchronization note: While this class is thread safe, but is not generally intended for use in multi-threaded manner. It is common to use it within a single transaction thread.

Since:

3.1

Field Summary

Fields inherited from interface org.apache.cayenne.lifecycle.changeset.ChangeSet

OBJECT_ID_PROPERTY_NAME

Constructor Summary

GenericChangeSet(GraphDiff diff)

Method Summary

Map<String,PropertyChange>

getChanges(Persistent object) Returns a map of changes for a given object in its context, keyed by property name.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

GenericChangeSet

public GenericChangeSet(GraphDiff diff)

Method Detail

getChanges

public Map<String,PropertyChange> getChanges(Persistent object)

Description copied from interface: ChangeSet

Returns a map of changes for a given object in its context, keyed by property name. If the object is unchanged, an empty map is returned.

Specified by:

getChanges in interface ChangeSet