org.kie.api.event.process

Interface ProcessVariableChangedEvent

All Superinterfaces:

KieRuntimeEvent, ProcessEvent

public interface ProcessVariableChangedEvent
extends ProcessEvent

An event when a variable inside a process instance has been changed.

Method Summary

Modifier and Type	Method and Description
Object	getNewValue() The new value of the variable.
Object	getOldValue() The old value of the variable.
List<String>	getTags() List of tags associated with variable that is being changed.
String	getVariableId() The unique id of the process variable (definition).
String	getVariableInstanceId() The unique id of the process variable instance (as multiple node instances with the same process variable definition exists).
boolean	hasTag(String tag) Determines if variable that is being changed has given tag associated with it

Methods inherited from interface org.kie.api.event.process.ProcessEvent

getEventDate, getProcessInstance

Methods inherited from interface org.kie.api.event.KieRuntimeEvent

getKieRuntime

Method Detail

getVariableId

String getVariableId()

The unique id of the process variable (definition).

Returns:

the variable id

getVariableInstanceId

String getVariableInstanceId()

The unique id of the process variable instance (as multiple node instances with the same process variable definition exists). This is an aggregation of the unique id of the instance that contains the variable scope and the variable id.

Returns:

the variable instance id

getOldValue

Object getOldValue()

The old value of the variable. This may be null.

Returns:

the old value

getNewValue

Object getNewValue()

The new value of the variable. This may be null.

Returns:

the new value

getTags

List<String> getTags()

List of tags associated with variable that is being changed.

Returns:

list of tags if there are any otherwise empty list

hasTag

boolean hasTag(String tag)

Determines if variable that is being changed has given tag associated with it

Parameters:

tag - name of the tag

Returns:

returns true if given tag is associated with variable otherwise false