org.drools.core.common

Class AgendaGroupQueueImpl

java.lang.Object

org.drools.core.common.AgendaGroupQueueImpl

All Implemented Interfaces:

InternalAgendaGroup, InternalRuleFlowGroup, org.kie.api.runtime.rule.AgendaGroup, org.kie.api.runtime.rule.RuleFlowGroup

public class AgendaGroupQueueImpl
extends Object
implements InternalAgendaGroup, InternalRuleFlowGroup

AgendaGroup implementation that uses a PriorityQueue to prioritise the evaluation of added ActivationQueues. The AgendaGroup also maintains a Map of ActivationQueues for requested salience values.

See Also:

PriorityQueue

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
class	AgendaGroupQueueImpl.ClearAction
static class	AgendaGroupQueueImpl.DeactivateCallback
class	AgendaGroupQueueImpl.SetFocusAction

Field Summary

Fields

Modifier and Type	Field and Description
protected BinaryHeapQueue	priorityQueue Items in the agenda.

Fields inherited from interface org.drools.core.spi.AgendaGroup

MAIN

Constructor Summary

Constructors

Constructor and Description
AgendaGroupQueueImpl(String name, InternalKnowledgeBase kBase)

Method Summary

Modifier and Type	Method and Description
void	add(Activation activation)
void	addNodeInstance(Long processInstanceId, String nodeInstanceId)
void	clear()
boolean	equals(Object object)
long	getActivatedForRecency()
Activation[]	getActivations()
Activation[]	getAndClear()
PropagationContext	getAutoFocusActivator()
long	getClearedForRecency()
String	getName()
Map<Long,String>	getNodeInstances()
InternalWorkingMemory	getWorkingMemory()
int	hashCode()
void	hasRuleFlowListener(boolean hasRuleFlowLister)
protected BinaryHeapQueue	initPriorityQueue(InternalKnowledgeBase kBase)
boolean	isActive()
boolean	isAutoDeactivate()
boolean	isEmpty()
boolean	isRuleFlowListener()
boolean	isSequential()
Activation	peek()
Activation	remove()
void	remove(Activation activation)
void	removeNodeInstance(Long processInstanceId, String nodeInstanceId)
void	reset()
void	setActivatedForRecency(long recency)
void	setActive(boolean activate)
void	setAutoDeactivate(boolean autoDeactivate) Sets the auto-deactivate status of this RuleFlowGroup.
void	setAutoFocusActivator(PropagationContext autoFocusActivator)
void	setClearedForRecency(long recency)
void	setFocus()
void	setWorkingMemory(InternalWorkingMemory workingMemory)
int	size()
String	toString()
void	visited()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

priorityQueue

protected final BinaryHeapQueue priorityQueue

Items in the agenda.

Constructor Detail

AgendaGroupQueueImpl

public AgendaGroupQueueImpl(String name,
                            InternalKnowledgeBase kBase)

Method Detail

initPriorityQueue

protected BinaryHeapQueue initPriorityQueue(InternalKnowledgeBase kBase)

visited

public void visited()

Specified by:

visited in interface InternalAgendaGroup

getName

public String getName()

Specified by:

getName in interface org.kie.api.runtime.rule.AgendaGroup

Specified by:

getName in interface org.kie.api.runtime.rule.RuleFlowGroup

setWorkingMemory

public void setWorkingMemory(InternalWorkingMemory workingMemory)

Specified by:

setWorkingMemory in interface InternalAgendaGroup

getWorkingMemory

public InternalWorkingMemory getWorkingMemory()

Specified by:

getWorkingMemory in interface InternalAgendaGroup

hasRuleFlowListener

public void hasRuleFlowListener(boolean hasRuleFlowLister)

Specified by:

hasRuleFlowListener in interface InternalAgendaGroup

isRuleFlowListener

public boolean isRuleFlowListener()

Specified by:

isRuleFlowListener in interface InternalAgendaGroup

clear

public void clear()

Specified by:

clear in interface org.kie.api.runtime.rule.AgendaGroup

Specified by:

clear in interface org.kie.api.runtime.rule.RuleFlowGroup

setFocus

public void setFocus()

Specified by:

setFocus in interface org.kie.api.runtime.rule.AgendaGroup

reset

public void reset()

Specified by:

reset in interface InternalAgendaGroup

getAndClear

public Activation[] getAndClear()

Specified by:

getAndClear in interface InternalAgendaGroup

size

public int size()

Returns:

The int total number of activations

add

public void add(Activation activation)

Specified by:

add in interface InternalAgendaGroup

remove

public Activation remove()

Specified by:

remove in interface InternalAgendaGroup

peek

public Activation peek()

Specified by:

peek in interface InternalAgendaGroup

isActive

public boolean isActive()

Returns:

boolean value indicating if the AgendaGroup is active and thus being evaluated.

isAutoDeactivate

public boolean isAutoDeactivate()

Specified by:

isAutoDeactivate in interface InternalAgendaGroup

setAutoDeactivate

public void setAutoDeactivate(boolean autoDeactivate)

Description copied from interface: InternalAgendaGroup

Sets the auto-deactivate status of this RuleFlowGroup. If this is set to true, an active RuleFlowGroup automatically deactivates if it has no more activations. If it had no activations when it was activated, it will be deactivated immediately.

Specified by:

setAutoDeactivate in interface InternalAgendaGroup

addNodeInstance

public void addNodeInstance(Long processInstanceId,
                            String nodeInstanceId)

Specified by:

addNodeInstance in interface InternalAgendaGroup

removeNodeInstance

public void removeNodeInstance(Long processInstanceId,
                               String nodeInstanceId)

Specified by:

removeNodeInstance in interface InternalAgendaGroup

setActive

public void setActive(boolean activate)

Specified by:

setActive in interface InternalAgendaGroup

getAutoFocusActivator

public PropagationContext getAutoFocusActivator()

setAutoFocusActivator

public void setAutoFocusActivator(PropagationContext autoFocusActivator)

isEmpty

public boolean isEmpty()

Returns:

boolean value indicating if this AgendaGroup is empty or not

getActivations

public Activation[] getActivations()

Specified by:

getActivations in interface InternalAgendaGroup

Returns:

An immutable Collection of all the activations in the AgendaGroup

getNodeInstances

public Map<Long,String> getNodeInstances()

Specified by:

getNodeInstances in interface InternalAgendaGroup

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object object)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

remove

public void remove(Activation activation)

Specified by:

remove in interface InternalAgendaGroup

getActivatedForRecency

public long getActivatedForRecency()

Specified by:

getActivatedForRecency in interface InternalAgendaGroup

setActivatedForRecency

public void setActivatedForRecency(long recency)

Specified by:

setActivatedForRecency in interface InternalAgendaGroup

getClearedForRecency

public long getClearedForRecency()

Specified by:

getClearedForRecency in interface InternalAgendaGroup

setClearedForRecency

public void setClearedForRecency(long recency)

Specified by:

setClearedForRecency in interface InternalAgendaGroup

isSequential

public boolean isSequential()

Specified by:

isSequential in interface InternalAgendaGroup