org.camunda.bpm.engine.impl.migration.instance
Class MigratingActivityInstance

java.lang.Object
  org.camunda.bpm.engine.impl.migration.instance.MigratingActivityInstance

All Implemented Interfaces:

MigratingInstance, RemovingInstance

public class MigratingActivityInstance
extends Object
implements MigratingInstance, RemovingInstance

Author:

Thorben Lindhauer

Nested Class Summary

protected static interface	MigratingActivityInstance.MigratingActivityInstanceBehavior
protected class	MigratingActivityInstance.MigratingNonScopeActivityInstanceBehavior
protected class	MigratingActivityInstance.MigratingScopeActivityInstanceBehavior

Field Summary

protected ActivityInstance	activityInstance
protected Set<MigratingActivityInstance>	childInstances
protected ScopeImpl	currentScope
protected List<EmergingInstance>	emergingDependentInstances
protected MigratingActivityInstance.MigratingActivityInstanceBehavior	instanceBehavior
protected List<MigratingInstance>	migratingDependentInstances
static MigrationLogger	MIGRATION_LOGGER
protected MigrationInstruction	migrationInstruction
protected MigratingActivityInstance	parentInstance
protected List<RemovingInstance>	removingDependentInstances
protected ExecutionEntity	representativeExecution
protected ScopeImpl	sourceScope
protected ScopeImpl	targetScope

Constructor Summary

MigratingActivityInstance(ActivityInstance activityInstance, MigrationInstruction migrationInstruction, ScopeImpl sourceScope, ScopeImpl targetScope, ExecutionEntity scopeExecution)
Creates a migrating activity instances

MigratingActivityInstance(ScopeImpl targetScope, ExecutionEntity scopeExecution)
Creates an emerged activity instance

Method Summary

void	addEmergingDependentInstance(EmergingInstance emergingInstance)
void	addMigratingDependentInstance(MigratingInstance migratingInstance)
void	addRemovingDependentInstance(RemovingInstance removingInstance)
void	attachState(MigratingActivityInstance activityInstance) Restore this instance's state as a subordinate to the given activity instance (e.g.
ExecutionEntity	createAttachableExecution()
void	destroyAttachableExecution(ExecutionEntity execution)
void	detachChildren()
void	detachDependentInstances()
void	detachState() Detach this instance's state from its owning instance and the execution tree
protected MigratingActivityInstance.MigratingActivityInstanceBehavior	determineBehavior(ScopeImpl scope)
ActivityInstance	getActivityInstance()
Set<MigratingActivityInstance>	getChildren()
ScopeImpl	getCurrentScope()
List<MigratingInstance>	getMigratingDependentInstances()
MigrationInstruction	getMigrationInstruction()
MigratingActivityInstance	getParent()
ScopeImpl	getSourceScope()
ScopeImpl	getTargetScope()
boolean	isDetached()
void	migrateDependentEntities() Migrate instances that are aggregated by this instance (e.g.
boolean	migrates()
void	migrateState() Migrate state from the source process definition to the target process definition.
void	remove() Remove this instance from the process instance.
void	removeUnmappedDependentInstances()
ExecutionEntity	resolveRepresentativeExecution()
void	setParent(MigratingActivityInstance parentInstance)

Methods inherited from class java.lang.Object

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

Field Detail

MIGRATION_LOGGER

public static final MigrationLogger MIGRATION_LOGGER

migrationInstruction

protected MigrationInstruction migrationInstruction

activityInstance

protected ActivityInstance activityInstance

representativeExecution

protected ExecutionEntity representativeExecution

removingDependentInstances

protected List<RemovingInstance> removingDependentInstances

migratingDependentInstances

protected List<MigratingInstance> migratingDependentInstances

emergingDependentInstances

protected List<EmergingInstance> emergingDependentInstances

sourceScope

protected ScopeImpl sourceScope

targetScope

protected ScopeImpl targetScope

currentScope

protected ScopeImpl currentScope

childInstances

protected Set<MigratingActivityInstance> childInstances

parentInstance

protected MigratingActivityInstance parentInstance

instanceBehavior

protected MigratingActivityInstance.MigratingActivityInstanceBehavior instanceBehavior

Constructor Detail

MigratingActivityInstance

public MigratingActivityInstance(ActivityInstance activityInstance,
                                 MigrationInstruction migrationInstruction,
                                 ScopeImpl sourceScope,
                                 ScopeImpl targetScope,
                                 ExecutionEntity scopeExecution)

Creates a migrating activity instances

MigratingActivityInstance

public MigratingActivityInstance(ScopeImpl targetScope,
                                 ExecutionEntity scopeExecution)

Creates an emerged activity instance

Method Detail

determineBehavior

protected MigratingActivityInstance.MigratingActivityInstanceBehavior determineBehavior(ScopeImpl scope)

detachChildren

public void detachChildren()

detachDependentInstances

public void detachDependentInstances()

isDetached

public boolean isDetached()

Specified by:

isDetached in interface MigratingInstance

detachState

public void detachState()

Description copied from interface: MigratingInstance

Detach this instance's state from its owning instance and the execution tree

Specified by:

detachState in interface MigratingInstance

attachState

public void attachState(MigratingActivityInstance activityInstance)

Description copied from interface: MigratingInstance

Restore this instance's state as a subordinate to the given activity instance (e.g. in the execution tree). Restoration should restore the state that was detached before (i.e. the source process definition state)

Specified by:

attachState in interface MigratingInstance

migrateDependentEntities

public void migrateDependentEntities()

Description copied from interface: MigratingInstance

Migrate instances that are aggregated by this instance (e.g. an activity instance aggregates task instances).

Specified by:

migrateDependentEntities in interface MigratingInstance

resolveRepresentativeExecution

public ExecutionEntity resolveRepresentativeExecution()

addMigratingDependentInstance

public void addMigratingDependentInstance(MigratingInstance migratingInstance)

getMigratingDependentInstances

public List<MigratingInstance> getMigratingDependentInstances()

addRemovingDependentInstance

public void addRemovingDependentInstance(RemovingInstance removingInstance)

addEmergingDependentInstance

public void addEmergingDependentInstance(EmergingInstance emergingInstance)

getActivityInstance

public ActivityInstance getActivityInstance()

getSourceScope

public ScopeImpl getSourceScope()

getTargetScope

public ScopeImpl getTargetScope()

getCurrentScope

public ScopeImpl getCurrentScope()

getChildren

public Set<MigratingActivityInstance> getChildren()

getParent

public MigratingActivityInstance getParent()

setParent

public void setParent(MigratingActivityInstance parentInstance)

getMigrationInstruction

public MigrationInstruction getMigrationInstruction()

migrates

public boolean migrates()

removeUnmappedDependentInstances

public void removeUnmappedDependentInstances()

remove

public void remove()

Description copied from interface: RemovingInstance

Remove this instance from the process instance.

Specified by:

remove in interface RemovingInstance

migrateState

public void migrateState()

Description copied from interface: MigratingInstance

Migrate state from the source process definition to the target process definition.

Specified by:

migrateState in interface MigratingInstance

createAttachableExecution

public ExecutionEntity createAttachableExecution()

destroyAttachableExecution

public void destroyAttachableExecution(ExecutionEntity execution)