com.wewebu.ow.server.history
Class OwStandardHistoryObjectChangeEvent

java.lang.Object
  com.wewebu.ow.server.history.OwStandardHistoryObjectChangeEvent

All Implemented Interfaces:

OwEvent, OwHistoryObjectChangeEvent

public class OwStandardHistoryObjectChangeEvent
extends Object
implements OwHistoryObjectChangeEvent

Standard implementation of the OwHistoryObjectChangeEvent interface.

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Constructor Summary

OwStandardHistoryObjectChangeEvent(Collection objects_p, OwObjectReference parent_p)
construct a history object change event with a list of objects and parent / root

OwStandardHistoryObjectChangeEvent(OwObjectReference object_p, OwObjectReference parent_p)
construct a history object change event with one object and parent / root

Method Summary

Collection	getAffectedObjects() return a list of the affected OwObjectReference, or null if no objects where affected
OwObjectReference	getParent() return the parent or root object, or null if no parent / root exists
String	getSummary() get a summary of the event for systems that do only want to write a single string to the history database

Methods inherited from class java.lang.Object

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

Constructor Detail

OwStandardHistoryObjectChangeEvent

public OwStandardHistoryObjectChangeEvent(OwObjectReference object_p,
                                          OwObjectReference parent_p)

construct a history object change event with one object and parent / root

Parameters:

object_p - object that was involved / changed in the event

parent_p - parent or root object of the given object

OwStandardHistoryObjectChangeEvent

public OwStandardHistoryObjectChangeEvent(Collection objects_p,
                                          OwObjectReference parent_p)

construct a history object change event with a list of objects and parent / root

Parameters:

objects_p - collection of OwObjectReference objects that where involved / changed in the event

parent_p - parent or root object of the given object

Method Detail

getSummary

public String getSummary()
                  throws Exception

get a summary of the event for systems that do only want to write a single string to the history database

Specified by:

getSummary in interface OwEvent

Throws:

Exception

getParent

public OwObjectReference getParent()
                            throws Exception

return the parent or root object, or null if no parent / root exists

Specified by:

getParent in interface OwHistoryObjectChangeEvent

Throws:

Exception

getAffectedObjects

public Collection getAffectedObjects()
                              throws Exception

return a list of the affected OwObjectReference, or null if no objects where affected

Specified by:

getAffectedObjects in interface OwHistoryObjectChangeEvent

Throws:

Exception