Package org.drools.kiesession.session

Class StatefulKnowledgeSessionImpl

java.lang.Object

org.drools.core.impl.AbstractRuntime

org.drools.kiesession.session.StatefulKnowledgeSessionImpl

All Implemented Interfaces:

Externalizable, Serializable, AutoCloseable, org.drools.base.base.ValueResolver, EventSupport, InternalKnowledgeRuntime, InternalWorkingMemory, InternalWorkingMemoryActions, ReteEvaluator, WorkingMemory, WorkingMemoryEntryPoint, WorkingMemoryEventManager, KieBaseEventManager, KieRuntimeEventManager, ProcessEventManager, RuleRuntimeEventManager, CommandExecutor, KieRuntime, KieSession, ProcessRuntime, StatefulProcessSession, EntryPoint, RuleRuntime, StatefulRuleSession, RuleEventManager, CorrelationAwareProcessRuntime, StatefulKnowledgeSession

public class StatefulKnowledgeSessionImpl
extends AbstractRuntime
implements StatefulKnowledgeSession, WorkingMemoryEntryPoint, InternalKnowledgeRuntime, KieSession, KieRuntimeEventManager, InternalWorkingMemoryActions, EventSupport, RuleEventManager, ProcessEventManager, CorrelationAwareProcessRuntime, Externalizable

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	StatefulKnowledgeSessionImpl.DummyInternalProcessRuntime
static class	StatefulKnowledgeSessionImpl.GlobalsAdapter

Nested classes/interfaces inherited from interface org.kie.api.runtime.KieSession

KieSession.AtomicAction

Nested classes/interfaces inherited from interface org.drools.core.common.ReteEvaluator

ReteEvaluator.InternalOperationType

Field Summary

Fields

Modifier and Type	Field	Description
protected InternalAgenda	agenda	Rule-firing agenda.
protected AgendaEventSupport	agendaEventSupport
byte[]	bytes
protected Calendars	calendars
protected KieSessionConfiguration	config
static final String	DEFAULT_RULE_UNIT
static final StatefulKnowledgeSessionImpl.DummyInternalProcessRuntime	DUMMY_PROCESS_RUNTIME
static final String	ERRORMSG
protected org.drools.base.rule.accessor.GlobalResolver	globalResolver	Global values which are associated with this memory.
protected FactHandleFactory	handleFactory
protected Long	id
protected InternalFactHandle	initialFactHandle
protected InternalKnowledgeBase	kBase	The RuleBase with which this memory is associated.
protected List<KieBaseEventListener>	kieBaseEventListeners
protected ReentrantLock	lock
protected RuleEventListenerSupport	ruleEventListenerSupport
protected RuleRuntimeEventSupport	ruleRuntimeEventSupport	The eventSupport
protected RuleSessionConfiguration	ruleSessionConfig

Fields inherited from class org.drools.core.impl.AbstractRuntime

logger

Constructor Summary

Constructors

Constructor	Description
StatefulKnowledgeSessionImpl()
StatefulKnowledgeSessionImpl(long id, InternalKnowledgeBase kBase)
StatefulKnowledgeSessionImpl(long id, InternalKnowledgeBase kBase, boolean initInitFactHandle, SessionConfiguration config, Environment environment)
StatefulKnowledgeSessionImpl(long id, InternalKnowledgeBase kBase, FactHandleFactory handleFactory, long propagationContext, SessionConfiguration config, Environment environment)

Method Summary

Modifier and Type	Method	Description
void	abortProcessInstance(String id)
void	activate()
void	addEventListener(KieBaseEventListener listener)
void	addEventListener(ProcessEventListener listener)
void	addEventListener(AgendaEventListener listener)
void	addEventListener(RuleRuntimeEventListener listener)
void	addEventListener(RuleEventListener listener)
void	addPropagation(PropagationEntry propagationEntry)
void	cancelActivation(InternalMatch internalMatch, boolean declarativeAgenda)
protected void	checkAlive()
void	clearActivationGroup(String group)
void	clearAgenda()
void	clearAgendaGroup(String group)
void	clearNodeMemory(MemoryFactory node)
void	clearRuleFlowGroup(String group)
void	closeLiveQuery(InternalFactHandle factHandle)
ProcessInstance	createProcessInstance(String processId, Map<String,Object> parameters)
ProcessInstance	createProcessInstance(String processId, CorrelationKey correlationKey, Map<String,Object> parameters)
<T> T	createRuntimeService(Class<T> cls)
protected TimerService	createTimerService()
void	deactivate()
void	delete(FactHandle handle)
void	delete(FactHandle factHandle, org.drools.base.definitions.rule.impl.RuleImpl rule, TerminalNode terminalNode)
void	delete(FactHandle factHandle, org.drools.base.definitions.rule.impl.RuleImpl rule, TerminalNode terminalNode, FactHandle.State fhState)
void	delete(FactHandle handle, FactHandle.State fhState)
void	destroy()
void	dispose()
<T, K> T	don(InternalMatch internalMatch, K core, Class<T> trait, boolean b, org.drools.base.beliefsystem.Mode[] modes)
<T, K> T	don(InternalMatch internalMatch, K core, Collection<Class<? extends org.drools.base.factmodel.traits.Thing>> traits, boolean b, org.drools.base.beliefsystem.Mode[] modes)
void	enableTMS()
void	endBatchExecution()
void	endOperation(ReteEvaluator.InternalOperationType operationType)	This method must be called after finishing any work in the engine, like inserting a new fact or firing a new rule.
<T> T	execute(Command<T> command)
int	fireAllRules()
int	fireAllRules(int fireLimit)
int	fireAllRules(AgendaFilter agendaFilter)
int	fireAllRules(AgendaFilter agendaFilter, int fireLimit)
void	fireUntilHalt()	Keeps firing activations until a halt is called.
void	fireUntilHalt(AgendaFilter agendaFilter)	Keeps firing activations until a halt is called.
void	flushPropagations()
Iterator<? extends PropagationEntry>	getActionsIterator()
ActivationsManager	getActivationsManager()
InternalAgenda	getAgenda()
Collection<AgendaEventListener>	getAgendaEventListeners()
AgendaEventSupport	getAgendaEventSupport()
Calendars	getCalendars()
Map<String,Channel>	getChannels()
long	getCurrentTime()
org.drools.base.rule.EntryPointId	getEntryPoint()
WorkingMemoryEntryPoint	getEntryPoint(String name)
String	getEntryPointId()
EntryPointNode	getEntryPointNode()
Collection<? extends EntryPoint>	getEntryPoints()
Environment	getEnvironment()
long	getFactCount()
InternalFactHandle	getFactHandle(Object object)
FactHandleFactory	getFactHandleFactory()
<T extends FactHandle> Collection<T>	getFactHandles()
<T extends FactHandle> Collection<T>	getFactHandles(ObjectFilter filter)
Object	getGlobal(String identifier)
org.drools.base.rule.accessor.GlobalResolver	getGlobalResolver()
Globals	getGlobals()
FactHandleFactory	getHandleFactory()
int	getId()
long	getIdentifier()
long	getIdleTime()	Returns the number of time units (usually ms) that the engine is idle according to the session clock or -1 if it is not idle.
InternalFactHandle	getInitialFactHandle()
KieBase	getKieBase()
Collection<KieBaseEventListener>	getKieBaseEventListeners()
<T> T	getKieRuntime(Class<T> cls)
InternalKnowledgeBase	getKnowledgeBase()
InternalKnowledgeRuntime	getKnowledgeRuntime()
long	getLastIdleTimestamp()
Lock	getLock()
long	getNextPropagationIdCounter()
NodeMemories	getNodeMemories()
<T extends Memory> T	getNodeMemory(MemoryFactory<T> node)	Retrieve the JoinMemory for a particular JoinNode.
Object	getObject(FactHandle handle)	Returns the fact Object for the given FactHandle.
Collection<?>	getObjects()
Collection<?>	getObjects(ObjectFilter filter)
ObjectStore	getObjectStore()
ObjectTypeConfigurationRegistry	getObjectTypeConfigurationRegistry()
Collection<ProcessEventListener>	getProcessEventListeners()
ProcessInstance	getProcessInstance(String processInstanceId)
ProcessInstance	getProcessInstance(String processInstanceId, boolean readOnly)
ProcessInstance	getProcessInstance(CorrelationKey correlationKey)
Collection<ProcessInstance>	getProcessInstances()
InternalProcessRuntime	getProcessRuntime()
QueryResultsImpl	getQueryResults(String queryName, Object... arguments)
QueryResultsImpl	getQueryResultsFromRHS(String queryName, Object... arguments)	(This shall NOT be exposed on public API)
ReteEvaluator	getReteEvaluator()
org.drools.base.RuleBase	getRuleBase()
RuleEventListenerSupport	getRuleEventSupport()
Collection<RuleRuntimeEventListener>	getRuleRuntimeEventListeners()
RuleRuntimeEventSupport	getRuleRuntimeEventSupport()
RuleSessionConfiguration	getRuleSessionConfiguration()
SessionClock	getSessionClock()
SessionConfiguration	getSessionConfiguration()
TimerService	getTimerService()
long	getTimeToNextJob()	Returns the number of time units (usually ms) to the next scheduled job
long	getTotalFactCount()
Consumer<PropagationEntry>	getWorkingMemoryActionListener()
WorkItemManager	getWorkItemManager()
void	halt()
InternalFactHandle	initInitialFact(MarshallerReaderContext context)
void	initMBeans(String containerId, String kbaseName, String ksessionName)
FactHandle	insert(Object object)
FactHandle	insert(Object object, boolean dynamic)
FactHandle	insert(Object object, boolean dynamic, org.drools.base.definitions.rule.impl.RuleImpl rule, TerminalNode terminalNode)
FactHandle	insertAsync(Object object)
InternalProcessRuntime	internalGetProcessRuntime()
protected QueryResultsImpl	internalGetQueryResult(boolean calledFromRHS, String queryName, Object... arguments)
boolean	isAlive()
boolean	isSequential()
boolean	isTMSEnabled()
Iterator<InternalFactHandle>	iterateFactHandles()	This class is not thread safe, changes to the working memory during iteration may give unexpected results
Iterator<InternalFactHandle>	iterateFactHandles(ObjectFilter filter)	This class is not thread safe, changes to the working memory during iteration may give unexpected results
Iterator	iterateObjects()	This class is not thread safe, changes to the working memory during iteration may give unexpected results
Iterator	iterateObjects(ObjectFilter filter)	This class is not thread safe, changes to the working memory during iteration may give unexpected results
void	notifyWaitOnRest()
LiveQuery	openLiveQuery(String query, Object[] arguments, ViewChangedEventListener listener)
void	readExternal(ObjectInput in)
void	registerChannel(String name, Channel channel)
void	removeEventListener(KieBaseEventListener listener)
void	removeEventListener(ProcessEventListener listener)
void	removeEventListener(AgendaEventListener listener)
void	removeEventListener(RuleRuntimeEventListener listener)
void	removeEventListener(RuleEventListener listener)
void	removeGlobal(String identifier)
void	reset()
void	reset(long handleId, long handleCounter, long propagationCounter)
void	retract(FactHandle handle)
void	setAgendaEventSupport(AgendaEventSupport agendaEventSupport)
void	setEndOperationListener(EndOperationListener listener)
void	setFocus(String focus)
void	setGlobal(String identifier, Object value)
void	setGlobalResolver(org.drools.base.rule.accessor.GlobalResolver globalResolver)
void	setHandleFactory(FactHandleFactory handleFactory)
void	setIdentifier(long id)
void	setInitialFactHandle(InternalFactHandle initialFactHandle)
void	setRuleEventListenerSupport(RuleEventListenerSupport ruleEventListenerSupport)
void	setRuleRuntimeEventSupport(RuleRuntimeEventSupport ruleRuntimeEventSupport)
StatefulKnowledgeSessionImpl	setStateless(boolean stateless)
void	setWorkingMemoryActionListener(Consumer<PropagationEntry> workingMemoryActionListener)
<T, K, X extends org.drools.base.factmodel.traits.TraitableBean> org.drools.base.factmodel.traits.Thing<K>	shed(InternalMatch internalMatch, org.drools.base.factmodel.traits.TraitableBean<K,X> core, Class<T> trait)
void	signalEvent(String type, Object event)
void	signalEvent(String type, Object event, String processInstanceId)
void	startBatchExecution()
void	startOperation(ReteEvaluator.InternalOperationType operationType)	This method must be called before starting any new work in the engine, like inserting a new fact or firing a new rule.
ProcessInstance	startProcess(String processId)
ProcessInstance	startProcess(String processId, Map<String,Object> parameters)
ProcessInstance	startProcess(String processId, Map<String,Object> parameters, AgendaFilter agendaFilter)
ProcessInstance	startProcess(String processId, AgendaFilter agendaFilter)
ProcessInstance	startProcess(String processId, CorrelationKey correlationKey, Map<String,Object> parameters)
ProcessInstance	startProcessFromNodeIds(String processId, Map<String,Object> params, String... nodeInstancesIds)
ProcessInstance	startProcessFromNodeIds(String processId, CorrelationKey key, Map<String,Object> params, String... nodeIds)
ProcessInstance	startProcessInstance(String processInstanceId)
void	submit(KieSession.AtomicAction action)
String	toString()
boolean	tryDeactivate()
void	unregisterChannel(String name)
void	update(FactHandle factHandle)
void	update(FactHandle handle, Object object)
void	update(FactHandle handle, Object object, String... modifiedProperties)
void	update(FactHandle factHandle, Object object, org.drools.util.bitmask.BitMask mask, Class<?> modifiedClass, InternalMatch internalMatch)	modify is implemented as half way retract / assert due to the truth maintenance issues.
void	updateEntryPointsCache()
void	updateTraits(InternalFactHandle h, org.drools.util.bitmask.BitMask mask, Class<?> modifiedClass, InternalMatch internalMatch)
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.core.impl.AbstractRuntime

getLogger, setLogger

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.kie.api.runtime.rule.EntryPoint

getInstancesOf, getSingleInstanceOf

Methods inherited from interface org.drools.core.common.InternalWorkingMemory

isThreadSafe

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

getLogger

Methods inherited from interface org.kie.api.runtime.KieSession

close

Methods inherited from interface org.drools.core.common.ReteEvaluator

createFactHandle, createKnowledgeHelper, getDefaultEntryPoint, getDefaultEntryPointId, getTimerJobInstances, onWorkingMemoryAction

Methods inherited from interface org.drools.core.WorkingMemoryEntryPoint

getRuleUnit, setRuleUnit

Field Details

ERRORMSG

public static final String ERRORMSG

See Also:

• Constant Field Values

DEFAULT_RULE_UNIT

public static final String DEFAULT_RULE_UNIT

See Also:

• Constant Field Values

bytes

public byte[] bytes

id

protected Long id

globalResolver

protected org.drools.base.rule.accessor.GlobalResolver globalResolver

Global values which are associated with this memory.

calendars

protected Calendars calendars

ruleRuntimeEventSupport

protected RuleRuntimeEventSupport ruleRuntimeEventSupport

The eventSupport

ruleEventListenerSupport

protected RuleEventListenerSupport ruleEventListenerSupport

agendaEventSupport

protected AgendaEventSupport agendaEventSupport

kieBaseEventListeners

protected List<KieBaseEventListener> kieBaseEventListeners

kBase

protected transient InternalKnowledgeBase kBase

The RuleBase with which this memory is associated.

handleFactory

protected FactHandleFactory handleFactory

agenda

protected InternalAgenda agenda

Rule-firing agenda.

lock

protected ReentrantLock lock

initialFactHandle

protected InternalFactHandle initialFactHandle

config

protected KieSessionConfiguration config

ruleSessionConfig

protected RuleSessionConfiguration ruleSessionConfig

DUMMY_PROCESS_RUNTIME

public static final StatefulKnowledgeSessionImpl.DummyInternalProcessRuntime DUMMY_PROCESS_RUNTIME

Constructor Details

StatefulKnowledgeSessionImpl

public StatefulKnowledgeSessionImpl()

StatefulKnowledgeSessionImpl

public StatefulKnowledgeSessionImpl(long id,
 InternalKnowledgeBase kBase)

StatefulKnowledgeSessionImpl

public StatefulKnowledgeSessionImpl(long id,
 InternalKnowledgeBase kBase,
 boolean initInitFactHandle,
 SessionConfiguration config,
 Environment environment)

StatefulKnowledgeSessionImpl

public StatefulKnowledgeSessionImpl(long id,
 InternalKnowledgeBase kBase,
 FactHandleFactory handleFactory,
 long propagationContext,
 SessionConfiguration config,
 Environment environment)

Method Details

setStateless

public StatefulKnowledgeSessionImpl setStateless(boolean stateless)

initMBeans

public void initMBeans(String containerId,
 String kbaseName,
 String ksessionName)

getHandleFactory

public FactHandleFactory getHandleFactory()

Specified by:

getHandleFactory in interface WorkingMemoryEntryPoint

setHandleFactory

public void setHandleFactory(FactHandleFactory handleFactory)

getKieRuntime

public <T> T getKieRuntime(Class<T> cls)

Specified by:

getKieRuntime in interface KieSession

createRuntimeService

public <T> T createRuntimeService(Class<T> cls)

getEntryPoint

public WorkingMemoryEntryPoint getEntryPoint(String name)

Specified by:

getEntryPoint in interface ReteEvaluator

Specified by:

getEntryPoint in interface RuleRuntime

getEntryPoints

public Collection<? extends EntryPoint> getEntryPoints()

Specified by:

getEntryPoints in interface InternalWorkingMemory

Specified by:

getEntryPoints in interface ReteEvaluator

Specified by:

getEntryPoints in interface RuleRuntime

getRuleRuntimeEventListeners

public Collection<RuleRuntimeEventListener> getRuleRuntimeEventListeners()

Specified by:

getRuleRuntimeEventListeners in interface EventSupport

Specified by:

getRuleRuntimeEventListeners in interface RuleRuntimeEventManager

Specified by:

getRuleRuntimeEventListeners in interface WorkingMemoryEventManager

getAgendaEventListeners

public Collection<AgendaEventListener> getAgendaEventListeners()

Specified by:

getAgendaEventListeners in interface EventSupport

Specified by:

getAgendaEventListeners in interface RuleRuntimeEventManager

Specified by:

getAgendaEventListeners in interface WorkingMemoryEventManager

getProcessRuntime

public InternalProcessRuntime getProcessRuntime()

Specified by:

getProcessRuntime in interface InternalKnowledgeRuntime

Specified by:

getProcessRuntime in interface InternalWorkingMemory

internalGetProcessRuntime

public InternalProcessRuntime internalGetProcessRuntime()

Specified by:

internalGetProcessRuntime in interface InternalWorkingMemory

addEventListener

public void addEventListener(ProcessEventListener listener)

Specified by:

addEventListener in interface ProcessEventManager

getProcessEventListeners

public Collection<ProcessEventListener> getProcessEventListeners()

Specified by:

getProcessEventListeners in interface ProcessEventManager

removeEventListener

public void removeEventListener(ProcessEventListener listener)

Specified by:

removeEventListener in interface ProcessEventManager

getKieBase

public KieBase getKieBase()

Specified by:

getKieBase in interface KieRuntime

getWorkingMemoryActionListener

public Consumer<PropagationEntry> getWorkingMemoryActionListener()

Specified by:

getWorkingMemoryActionListener in interface ReteEvaluator

setWorkingMemoryActionListener

public void setWorkingMemoryActionListener(Consumer<PropagationEntry> workingMemoryActionListener)

Specified by:

setWorkingMemoryActionListener in interface ReteEvaluator

dispose

public void dispose()

Specified by:

dispose in interface KieSession

Specified by:

dispose in interface ReteEvaluator

Specified by:

dispose in interface WorkingMemoryEntryPoint

isAlive

public boolean isAlive()

destroy

public void destroy()

Specified by:

destroy in interface KieSession

update

public void update(FactHandle factHandle)

abortProcessInstance

public void abortProcessInstance(String id)

Specified by:

abortProcessInstance in interface ProcessRuntime

signalEvent

public void signalEvent(String type,
 Object event)

Specified by:

signalEvent in interface ProcessRuntime

signalEvent

public void signalEvent(String type,
 Object event,
 String processInstanceId)

Specified by:

signalEvent in interface ProcessRuntime

getGlobals

public Globals getGlobals()

Specified by:

getGlobals in interface KieRuntime

getFactHandles

public <T extends FactHandle> Collection<T> getFactHandles()

Specified by:

getFactHandles in interface EntryPoint

getFactHandles

public <T extends FactHandle> Collection<T> getFactHandles(ObjectFilter filter)

Specified by:

getFactHandles in interface EntryPoint

getObjects

public Collection<?> getObjects()

Specified by:

getObjects in interface EntryPoint

getObjects

public Collection<?> getObjects(ObjectFilter filter)

Specified by:

getObjects in interface EntryPoint

execute

public <T> T execute(Command<T> command)

Specified by:

execute in interface CommandExecutor

initInitialFact

public InternalFactHandle initInitialFact(MarshallerReaderContext context)

getEntryPointId

public String getEntryPointId()

Specified by:

getEntryPointId in interface EntryPoint

getQueryResultsFromRHS

public QueryResultsImpl getQueryResultsFromRHS(String queryName,
 Object... arguments)

(This shall NOT be exposed on public API)

getQueryResults

public QueryResultsImpl getQueryResults(String queryName,
 Object... arguments)

Specified by:

getQueryResults in interface ReteEvaluator

Specified by:

getQueryResults in interface RuleRuntime

Specified by:

getQueryResults in interface WorkingMemory

internalGetQueryResult

protected QueryResultsImpl internalGetQueryResult(boolean calledFromRHS,
 String queryName,
 Object... arguments)

openLiveQuery

public LiveQuery openLiveQuery(String query,
 Object[] arguments,
 ViewChangedEventListener listener)

Specified by:

openLiveQuery in interface RuleRuntime

closeLiveQuery

public void closeLiveQuery(InternalFactHandle factHandle)

Specified by:

closeLiveQuery in interface InternalWorkingMemory

getEntryPoint

public org.drools.base.rule.EntryPointId getEntryPoint()

Specified by:

getEntryPoint in interface WorkingMemoryEntryPoint

getReteEvaluator

public ReteEvaluator getReteEvaluator()

Specified by:

getReteEvaluator in interface WorkingMemoryEntryPoint

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

updateEntryPointsCache

public void updateEntryPointsCache()

Specified by:

updateEntryPointsCache in interface InternalWorkingMemory

getRuleSessionConfiguration

public RuleSessionConfiguration getRuleSessionConfiguration()

Specified by:

getRuleSessionConfiguration in interface ReteEvaluator

getSessionConfiguration

public SessionConfiguration getSessionConfiguration()

Specified by:

getSessionConfiguration in interface KieRuntime

Specified by:

getSessionConfiguration in interface ReteEvaluator

reset

public void reset()

Specified by:

reset in interface WorkingMemoryEntryPoint

reset

public void reset(long handleId,
 long handleCounter,
 long propagationCounter)

setRuleRuntimeEventSupport

public void setRuleRuntimeEventSupport(RuleRuntimeEventSupport ruleRuntimeEventSupport)

Specified by:

setRuleRuntimeEventSupport in interface InternalWorkingMemory

setAgendaEventSupport

public void setAgendaEventSupport(AgendaEventSupport agendaEventSupport)

Specified by:

setAgendaEventSupport in interface InternalWorkingMemory

isSequential

public boolean isSequential()

Specified by:

isSequential in interface ReteEvaluator

addEventListener

public void addEventListener(RuleRuntimeEventListener listener)

Specified by:

addEventListener in interface RuleRuntimeEventManager

Specified by:

addEventListener in interface WorkingMemoryEventManager

removeEventListener

public void removeEventListener(RuleRuntimeEventListener listener)

Specified by:

removeEventListener in interface RuleRuntimeEventManager

Specified by:

removeEventListener in interface WorkingMemoryEventManager

addEventListener

public void addEventListener(AgendaEventListener listener)

Specified by:

addEventListener in interface RuleRuntimeEventManager

Specified by:

addEventListener in interface WorkingMemoryEventManager

removeEventListener

public void removeEventListener(AgendaEventListener listener)

Specified by:

removeEventListener in interface RuleRuntimeEventManager

Specified by:

removeEventListener in interface WorkingMemoryEventManager

addEventListener

public void addEventListener(KieBaseEventListener listener)

Specified by:

addEventListener in interface KieBaseEventManager

getKieBaseEventListeners

public Collection<KieBaseEventListener> getKieBaseEventListeners()

Specified by:

getKieBaseEventListeners in interface KieBaseEventManager

removeEventListener

public void removeEventListener(KieBaseEventListener listener)

Specified by:

removeEventListener in interface KieBaseEventManager

getRuleEventSupport

public RuleEventListenerSupport getRuleEventSupport()

Specified by:

getRuleEventSupport in interface EventSupport

Specified by:

getRuleEventSupport in interface ReteEvaluator

setRuleEventListenerSupport

public void setRuleEventListenerSupport(RuleEventListenerSupport ruleEventListenerSupport)

addEventListener

public void addEventListener(RuleEventListener listener)

Specified by:

addEventListener in interface RuleEventManager

removeEventListener

public void removeEventListener(RuleEventListener listener)

Specified by:

removeEventListener in interface RuleEventManager

getFactHandleFactory

public FactHandleFactory getFactHandleFactory()

Specified by:

getFactHandleFactory in interface ReteEvaluator

setGlobal

public void setGlobal(String identifier,
 Object value)

Specified by:

setGlobal in interface KieRuntime

Specified by:

setGlobal in interface ReteEvaluator

Specified by:

setGlobal in interface WorkingMemory

removeGlobal

public void removeGlobal(String identifier)

Specified by:

removeGlobal in interface InternalWorkingMemory

setGlobalResolver

public void setGlobalResolver(org.drools.base.rule.accessor.GlobalResolver globalResolver)

Specified by:

setGlobalResolver in interface WorkingMemory

getGlobalResolver

public org.drools.base.rule.accessor.GlobalResolver getGlobalResolver()

Specified by:

getGlobalResolver in interface org.drools.base.base.ValueResolver

getCalendars

public Calendars getCalendars()

Specified by:

getCalendars in interface KieRuntime

Specified by:

getCalendars in interface ReteEvaluator

getId

public int getId()

Specified by:

getId in interface KieSession

getIdentifier

public long getIdentifier()

Specified by:

getIdentifier in interface InternalWorkingMemory

Specified by:

getIdentifier in interface KieSession

Specified by:

getIdentifier in interface ReteEvaluator

setIdentifier

public void setIdentifier(long id)

Specified by:

setIdentifier in interface InternalKnowledgeRuntime

Specified by:

setIdentifier in interface InternalWorkingMemory

checkAlive

protected void checkAlive()

getGlobal

public Object getGlobal(String identifier)

Specified by:

getGlobal in interface KieRuntime

Specified by:

getGlobal in interface ReteEvaluator

Specified by:

getGlobal in interface org.drools.base.base.ValueResolver

getEnvironment

public Environment getEnvironment()

Specified by:

getEnvironment in interface KieRuntime

Specified by:

getEnvironment in interface WorkingMemory

getAgenda

public InternalAgenda getAgenda()

Specified by:

getAgenda in interface InternalWorkingMemory

Specified by:

getAgenda in interface RuleRuntime

Specified by:

getAgenda in interface WorkingMemory

clearAgenda

public void clearAgenda()

Specified by:

clearAgenda in interface WorkingMemory

clearAgendaGroup

public void clearAgendaGroup(String group)

Specified by:

clearAgendaGroup in interface WorkingMemory

clearActivationGroup

public void clearActivationGroup(String group)

Specified by:

clearActivationGroup in interface WorkingMemory

clearRuleFlowGroup

public void clearRuleFlowGroup(String group)

Specified by:

clearRuleFlowGroup in interface WorkingMemory

getActivationsManager

public ActivationsManager getActivationsManager()

Specified by:

getActivationsManager in interface ReteEvaluator

getKnowledgeBase

public InternalKnowledgeBase getKnowledgeBase()

Specified by:

getKnowledgeBase in interface ReteEvaluator

Specified by:

getKnowledgeBase in interface WorkingMemoryEntryPoint

halt

public void halt()

Specified by:

halt in interface RuleRuntime

Specified by:

halt in interface WorkingMemory

fireAllRules

public int fireAllRules()

Specified by:

fireAllRules in interface ReteEvaluator

Specified by:

fireAllRules in interface StatefulRuleSession

Specified by:

fireAllRules in interface WorkingMemory

fireAllRules

public int fireAllRules(int fireLimit)

Specified by:

fireAllRules in interface ReteEvaluator

Specified by:

fireAllRules in interface StatefulRuleSession

Specified by:

fireAllRules in interface WorkingMemory

fireAllRules

public int fireAllRules(AgendaFilter agendaFilter)

Specified by:

fireAllRules in interface ReteEvaluator

Specified by:

fireAllRules in interface StatefulRuleSession

Specified by:

fireAllRules in interface WorkingMemory

fireAllRules

public int fireAllRules(AgendaFilter agendaFilter,
 int fireLimit)

Specified by:

fireAllRules in interface ReteEvaluator

Specified by:

fireAllRules in interface StatefulRuleSession

Specified by:

fireAllRules in interface WorkingMemory

fireUntilHalt

public void fireUntilHalt()

Keeps firing activations until a halt is called. If in a given moment, there is no activation to fire, it will wait for an activation to be added to an active agenda group or rule flow group.

Specified by:

fireUntilHalt in interface StatefulRuleSession

Throws:

IllegalStateException - if this method is called when running in sequential mode

fireUntilHalt

public void fireUntilHalt(AgendaFilter agendaFilter)

Keeps firing activations until a halt is called. If in a given moment, there is no activation to fire, it will wait for an activation to be added to an active agenda group or rule flow group.

Specified by:

fireUntilHalt in interface StatefulRuleSession

Parameters:

agendaFilter - filters the activations that may fire

Throws:

IllegalStateException - if this method is called when running in sequential mode

getObject

public Object getObject(FactHandle handle)

Returns the fact Object for the given FactHandle. It actually attempts to return the value from the handle, before retrieving it from objects map.

Specified by:

getObject in interface EntryPoint

Parameters:

handle - The FactHandle reference for the Object lookup

See Also:

• WorkingMemory

getObjectStore

public ObjectStore getObjectStore()

Specified by:

getObjectStore in interface WorkingMemoryEntryPoint

getFactHandle

public InternalFactHandle getFactHandle(Object object)

Specified by:

getFactHandle in interface EntryPoint

Specified by:

getFactHandle in interface ReteEvaluator

See Also:

• WorkingMemory

iterateObjects

public Iterator iterateObjects()

This class is not thread safe, changes to the working memory during iteration may give unexpected results

Specified by:

iterateObjects in interface WorkingMemory

iterateObjects

public Iterator iterateObjects(ObjectFilter filter)

This class is not thread safe, changes to the working memory during iteration may give unexpected results

Specified by:

iterateObjects in interface WorkingMemory

iterateFactHandles

public Iterator<InternalFactHandle> iterateFactHandles()

This class is not thread safe, changes to the working memory during iteration may give unexpected results

Specified by:

iterateFactHandles in interface WorkingMemory

iterateFactHandles

public Iterator<InternalFactHandle> iterateFactHandles(ObjectFilter filter)

This class is not thread safe, changes to the working memory during iteration may give unexpected results

Specified by:

iterateFactHandles in interface WorkingMemory

setFocus

public void setFocus(String focus)

Specified by:

setFocus in interface WorkingMemory

insertAsync

public FactHandle insertAsync(Object object)

Specified by:

insertAsync in interface InternalWorkingMemoryActions

enableTMS

public void enableTMS()

Specified by:

enableTMS in interface ReteEvaluator

isTMSEnabled

public boolean isTMSEnabled()

Specified by:

isTMSEnabled in interface ReteEvaluator

insert

public FactHandle insert(Object object)

Specified by:

insert in interface EntryPoint

Specified by:

insert in interface ReteEvaluator

See Also:

• WorkingMemory

insert

public FactHandle insert(Object object,
 boolean dynamic)

Specified by:

insert in interface WorkingMemoryEntryPoint

submit

public void submit(KieSession.AtomicAction action)

Specified by:

submit in interface KieSession

updateTraits

public void updateTraits(InternalFactHandle h,
 org.drools.util.bitmask.BitMask mask,
 Class<?> modifiedClass,
 InternalMatch internalMatch)

Specified by:

updateTraits in interface InternalWorkingMemoryActions

shed

public <T,
K,
X extends org.drools.base.factmodel.traits.TraitableBean>
org.drools.base.factmodel.traits.Thing<K> shed(InternalMatch internalMatch,
 org.drools.base.factmodel.traits.TraitableBean<K,X> core,
 Class<T> trait)

Specified by:

shed in interface InternalWorkingMemoryActions

don

public <T,
K> T don(InternalMatch internalMatch,
 K core,
 Collection<Class<? extends org.drools.base.factmodel.traits.Thing>> traits,
 boolean b,
 org.drools.base.beliefsystem.Mode[] modes)

Specified by:

don in interface InternalWorkingMemoryActions

don

public <T,
K> T don(InternalMatch internalMatch,
 K core,
 Class<T> trait,
 boolean b,
 org.drools.base.beliefsystem.Mode[] modes)

Specified by:

don in interface InternalWorkingMemoryActions

insert

public FactHandle insert(Object object,
 boolean dynamic,
 org.drools.base.definitions.rule.impl.RuleImpl rule,
 TerminalNode terminalNode)

Specified by:

insert in interface InternalWorkingMemoryActions

retract

public void retract(FactHandle handle)

Specified by:

retract in interface EntryPoint

delete

public void delete(FactHandle handle)

Specified by:

delete in interface EntryPoint

delete

public void delete(FactHandle handle,
 FactHandle.State fhState)

Specified by:

delete in interface EntryPoint

delete

public void delete(FactHandle factHandle,
 org.drools.base.definitions.rule.impl.RuleImpl rule,
 TerminalNode terminalNode)

Specified by:

delete in interface WorkingMemoryEntryPoint

delete

public void delete(FactHandle factHandle,
 org.drools.base.definitions.rule.impl.RuleImpl rule,
 TerminalNode terminalNode,
 FactHandle.State fhState)

Specified by:

delete in interface WorkingMemoryEntryPoint

getEntryPointNode

public EntryPointNode getEntryPointNode()

Specified by:

getEntryPointNode in interface WorkingMemoryEntryPoint

update

public void update(FactHandle handle,
 Object object)

Specified by:

update in interface EntryPoint

update

public void update(FactHandle handle,
 Object object,
 String... modifiedProperties)

Specified by:

update in interface EntryPoint

update

public void update(FactHandle factHandle,
 Object object,
 org.drools.util.bitmask.BitMask mask,
 Class<?> modifiedClass,
 InternalMatch internalMatch)

modify is implemented as half way retract / assert due to the truth maintenance issues.

Specified by:

update in interface InternalWorkingMemoryActions

Specified by:

update in interface WorkingMemoryEntryPoint

See Also:

• WorkingMemory

getNodeMemory

public <T extends Memory> T getNodeMemory(MemoryFactory<T> node)

Retrieve the JoinMemory for a particular JoinNode.

Specified by:

getNodeMemory in interface ReteEvaluator

Parameters:

node - The JoinNode key.

Returns:

The node's memory.

clearNodeMemory

public void clearNodeMemory(MemoryFactory node)

Specified by:

clearNodeMemory in interface InternalWorkingMemory

getNodeMemories

public NodeMemories getNodeMemories()

Specified by:

getNodeMemories in interface InternalWorkingMemory

Specified by:

getNodeMemories in interface ReteEvaluator

getRuleRuntimeEventSupport

public RuleRuntimeEventSupport getRuleRuntimeEventSupport()

Specified by:

getRuleRuntimeEventSupport in interface EventSupport

Specified by:

getRuleRuntimeEventSupport in interface ReteEvaluator

getAgendaEventSupport

public AgendaEventSupport getAgendaEventSupport()

Specified by:

getAgendaEventSupport in interface EventSupport

Specified by:

getAgendaEventSupport in interface ReteEvaluator

getNextPropagationIdCounter

public long getNextPropagationIdCounter()

Specified by:

getNextPropagationIdCounter in interface ReteEvaluator

getLock

public Lock getLock()

Specified by:

getLock in interface InternalWorkingMemory

startProcess

public ProcessInstance startProcess(String processId)

Specified by:

startProcess in interface ProcessRuntime

Specified by:

startProcess in interface WorkingMemory

startProcess

public ProcessInstance startProcess(String processId,
 Map<String,Object> parameters)

Specified by:

startProcess in interface ProcessRuntime

Specified by:

startProcess in interface WorkingMemory

startProcess

public ProcessInstance startProcess(String processId,
 AgendaFilter agendaFilter)

Specified by:

startProcess in interface ProcessRuntime

startProcess

public ProcessInstance startProcess(String processId,
 Map<String,Object> parameters,
 AgendaFilter agendaFilter)

Specified by:

startProcess in interface ProcessRuntime

createProcessInstance

public ProcessInstance createProcessInstance(String processId,
 Map<String,Object> parameters)

Specified by:

createProcessInstance in interface ProcessRuntime

startProcessInstance

public ProcessInstance startProcessInstance(String processInstanceId)

Specified by:

startProcessInstance in interface ProcessRuntime

getProcessInstances

public Collection<ProcessInstance> getProcessInstances()

Specified by:

getProcessInstances in interface ProcessRuntime

Specified by:

getProcessInstances in interface WorkingMemory

getProcessInstance

public ProcessInstance getProcessInstance(String processInstanceId)

Specified by:

getProcessInstance in interface ProcessRuntime

Specified by:

getProcessInstance in interface WorkingMemory

startProcess

public ProcessInstance startProcess(String processId,
 CorrelationKey correlationKey,
 Map<String,Object> parameters)

Specified by:

startProcess in interface CorrelationAwareProcessRuntime

createProcessInstance

public ProcessInstance createProcessInstance(String processId,
 CorrelationKey correlationKey,
 Map<String,Object> parameters)

Specified by:

createProcessInstance in interface CorrelationAwareProcessRuntime

getProcessInstance

public ProcessInstance getProcessInstance(CorrelationKey correlationKey)

Specified by:

getProcessInstance in interface CorrelationAwareProcessRuntime

getProcessInstance

public ProcessInstance getProcessInstance(String processInstanceId,
 boolean readOnly)

Specified by:

getProcessInstance in interface ProcessRuntime

Specified by:

getProcessInstance in interface WorkingMemory

getWorkItemManager

public WorkItemManager getWorkItemManager()

Specified by:

getWorkItemManager in interface ProcessRuntime

Specified by:

getWorkItemManager in interface WorkingMemory

getObjectTypeConfigurationRegistry

public ObjectTypeConfigurationRegistry getObjectTypeConfigurationRegistry()

Specified by:

getObjectTypeConfigurationRegistry in interface WorkingMemoryEntryPoint

getInitialFactHandle

public InternalFactHandle getInitialFactHandle()

Specified by:

getInitialFactHandle in interface InternalWorkingMemory

setInitialFactHandle

public void setInitialFactHandle(InternalFactHandle initialFactHandle)

getTimerService

public TimerService getTimerService()

Specified by:

getTimerService in interface InternalKnowledgeRuntime

Specified by:

getTimerService in interface ReteEvaluator

createTimerService

protected TimerService createTimerService()

getSessionClock

public SessionClock getSessionClock()

Specified by:

getSessionClock in interface KieRuntime

Specified by:

getSessionClock in interface ReteEvaluator

startBatchExecution

public void startBatchExecution()

Specified by:

startBatchExecution in interface InternalWorkingMemory

endBatchExecution

public void endBatchExecution()

Specified by:

endBatchExecution in interface InternalWorkingMemory

getKnowledgeRuntime

public InternalKnowledgeRuntime getKnowledgeRuntime()

Specified by:

getKnowledgeRuntime in interface InternalWorkingMemory

registerChannel

public void registerChannel(String name,
 Channel channel)

Specified by:

registerChannel in interface KieRuntime

unregisterChannel

public void unregisterChannel(String name)

Specified by:

unregisterChannel in interface KieRuntime

getChannels

public Map<String,Channel> getChannels()

Specified by:

getChannels in interface InternalWorkingMemory

Specified by:

getChannels in interface KieRuntime

getFactCount

public long getFactCount()

Specified by:

getFactCount in interface EntryPoint

getTotalFactCount

public long getTotalFactCount()

Specified by:

getTotalFactCount in interface InternalWorkingMemory

startOperation

public void startOperation(ReteEvaluator.InternalOperationType operationType)

This method must be called before starting any new work in the engine, like inserting a new fact or firing a new rule. It will reset the engine idle time counter. This method must be extremely light to avoid contentions when called by multiple threads/entry-points

Specified by:

startOperation in interface ReteEvaluator

setEndOperationListener

public void setEndOperationListener(EndOperationListener listener)

Specified by:

setEndOperationListener in interface InternalKnowledgeRuntime

endOperation

public void endOperation(ReteEvaluator.InternalOperationType operationType)

This method must be called after finishing any work in the engine, like inserting a new fact or firing a new rule. It will reset the engine idle time counter. This method must be extremely light to avoid contentions when called by multiple threads/entry-points

Specified by:

endOperation in interface ReteEvaluator

getCurrentTime

public long getCurrentTime()

Specified by:

getCurrentTime in interface org.drools.base.base.ValueResolver

getRuleBase

public org.drools.base.RuleBase getRuleBase()

Specified by:

getRuleBase in interface org.drools.base.base.ValueResolver

getIdleTime

public long getIdleTime()

Returns the number of time units (usually ms) that the engine is idle according to the session clock or -1 if it is not idle. This method is not synchronised and might return an approximate value.

Specified by:

getIdleTime in interface InternalWorkingMemory

getLastIdleTimestamp

public long getLastIdleTimestamp()

Specified by:

getLastIdleTimestamp in interface InternalKnowledgeRuntime

getTimeToNextJob

public long getTimeToNextJob()

Returns the number of time units (usually ms) to the next scheduled job

Specified by:

getTimeToNextJob in interface InternalWorkingMemory

Returns:

the number of time units until the next scheduled job or -1 if there is no job scheduled

addPropagation

public void addPropagation(PropagationEntry propagationEntry)

Specified by:

addPropagation in interface ReteEvaluator

flushPropagations

public void flushPropagations()

Specified by:

flushPropagations in interface InternalWorkingMemory

notifyWaitOnRest

public void notifyWaitOnRest()

Specified by:

notifyWaitOnRest in interface InternalWorkingMemory

getActionsIterator

public Iterator<? extends PropagationEntry> getActionsIterator()

Specified by:

getActionsIterator in interface InternalWorkingMemory

activate

public void activate()

Specified by:

activate in interface InternalWorkingMemory

deactivate

public void deactivate()

Specified by:

deactivate in interface InternalWorkingMemory

tryDeactivate

public boolean tryDeactivate()

Specified by:

tryDeactivate in interface InternalWorkingMemory

cancelActivation

public void cancelActivation(InternalMatch internalMatch,
 boolean declarativeAgenda)

Specified by:

cancelActivation in interface InternalWorkingMemory

toString

public String toString()

Overrides:

toString in class Object

startProcessFromNodeIds

public ProcessInstance startProcessFromNodeIds(String processId,
 Map<String,Object> params,
 String... nodeInstancesIds)

Specified by:

startProcessFromNodeIds in interface ProcessRuntime

startProcessFromNodeIds

public ProcessInstance startProcessFromNodeIds(String processId,
 CorrelationKey key,
 Map<String,Object> params,
 String... nodeIds)

Specified by:

startProcessFromNodeIds in interface CorrelationAwareProcessRuntime