org.drools.common
Class NamedEntryPoint

java.lang.Object
  org.drools.common.NamedEntryPoint

All Implemented Interfaces:

PropertyChangeListener, EventListener, InternalWorkingMemoryEntryPoint, org.drools.runtime.rule.WorkingMemoryEntryPoint

public class NamedEntryPoint
extends Object
implements InternalWorkingMemoryEntryPoint, WorkingMemoryEntryPoint, PropertyChangeListener

Field Summary

protected static Class<?>[]	ADD_REMOVE_PROPERTY_CHANGE_LISTENER_ARG_TYPES
protected Object[]	addRemovePropertyChangeListenerArgs The arguments used when adding/removing a property change listener.
protected Set<InternalFactHandle>	dynamicFacts
protected EntryPoint	entryPoint
protected EntryPointNode	entryPointNode
protected ReentrantLock	lock
protected static org.slf4j.Logger	logger
protected ObjectStore	objectStore
protected InternalRuleBase	ruleBase

Constructor Summary

NamedEntryPoint(EntryPoint entryPoint, EntryPointNode entryPointNode, AbstractWorkingMemory wm)

NamedEntryPoint(EntryPoint entryPoint, EntryPointNode entryPointNode, AbstractWorkingMemory wm, ReentrantLock lock)

Method Summary

protected void	addPropertyChangeListener(InternalFactHandle handle, boolean dynamicFlag)
void	dispose() Internal method called by the engine when the session is being disposed, so that the entry point can proceed with the necessary clean ups.
EntryPoint	getEntryPoint()
String	getEntryPointId()
EntryPointNode	getEntryPointNode()
long	getFactCount()
FactHandle	getFactHandle(Object object)
FactHandle	getFactHandleByIdentity(Object object)
<T extends org.drools.runtime.rule.FactHandle> Collection<T>	getFactHandles()
<T extends org.drools.runtime.rule.FactHandle> Collection<T>	getFactHandles(org.drools.runtime.ObjectFilter filter)
InternalWorkingMemory	getInternalWorkingMemory()
Object	getObject(org.drools.runtime.rule.FactHandle factHandle)
Collection<Object>	getObjects()
Collection<Object>	getObjects(org.drools.runtime.ObjectFilter filter)
ObjectStore	getObjectStore()
ObjectTypeConfigurationRegistry	getObjectTypeConfigurationRegistry()
RuleBase	getRuleBase()
WorkingMemoryEntryPoint	getWorkingMemoryEntryPoint(String name)
void	insert(InternalFactHandle handle, Object object, Rule rule, Activation activation, ObjectTypeConf typeConf)
FactHandle	insert(Object object) Assert a fact.
FactHandle	insert(Object object, boolean dynamic) Insert a fact registering JavaBean PropertyChangeListeners on the Object to automatically trigger update calls if dynamic is true.
protected FactHandle	insert(Object object, Object tmsValue, boolean dynamic, boolean logical, Rule rule, Activation activation)
void	propertyChange(PropertyChangeEvent event)
protected void	removePropertyChangeListener(FactHandle handle, boolean removeFromSet)
void	reset()
void	retract(org.drools.runtime.rule.FactHandle handle) Retract a fact.
void	retract(FactHandle factHandle, boolean removeLogical, boolean updateEqualsMap, Rule rule, Activation activation)
void	update(org.drools.runtime.rule.FactHandle handle, Object object) Inform the WorkingMemory that a Fact has been modified and that it should now update the network.
void	update(org.drools.runtime.rule.FactHandle factHandle, Object object, long mask, Activation activation)
void	update(FactHandle factHandle, Object object, long mask, Activation activation)

Methods inherited from class java.lang.Object

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

Field Detail

logger

protected static transient org.slf4j.Logger logger

ADD_REMOVE_PROPERTY_CHANGE_LISTENER_ARG_TYPES

protected static final Class<?>[] ADD_REMOVE_PROPERTY_CHANGE_LISTENER_ARG_TYPES

addRemovePropertyChangeListenerArgs

protected final Object[] addRemovePropertyChangeListenerArgs

The arguments used when adding/removing a property change listener.

objectStore

protected ObjectStore objectStore

ruleBase

protected transient InternalRuleBase ruleBase

entryPoint

protected EntryPoint entryPoint

entryPointNode

protected EntryPointNode entryPointNode

lock

protected final ReentrantLock lock

dynamicFacts

protected Set<InternalFactHandle> dynamicFacts

Constructor Detail

NamedEntryPoint

public NamedEntryPoint(EntryPoint entryPoint,
                       EntryPointNode entryPointNode,
                       AbstractWorkingMemory wm)

NamedEntryPoint

public NamedEntryPoint(EntryPoint entryPoint,
                       EntryPointNode entryPointNode,
                       AbstractWorkingMemory wm,
                       ReentrantLock lock)

Method Detail

reset

public void reset()

Specified by:

reset in interface InternalWorkingMemoryEntryPoint

getObjectStore

public ObjectStore getObjectStore()

Specified by:

getObjectStore in interface InternalWorkingMemoryEntryPoint

getEntryPointNode

public EntryPointNode getEntryPointNode()

Specified by:

getEntryPointNode in interface InternalWorkingMemoryEntryPoint

insert

public FactHandle insert(Object object)
                  throws FactException

Description copied from interface: WorkingMemoryEntryPoint

Assert a fact.

Specified by:

insert in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

Parameters:

object - The fact object.

Returns:

The new fact-handle associated with the object.

Throws:

FactException - If a RuntimeException error occurs.

See Also:

WorkingMemory

insert

public FactHandle insert(Object object,
                         boolean dynamic)
                  throws FactException

Description copied from interface: WorkingMemoryEntryPoint

Insert a fact registering JavaBean PropertyChangeListeners on the Object to automatically trigger update calls if dynamic is true.

Parameters:

object - The fact object.

dynamic - true if Drools should add JavaBean PropertyChangeListeners to the object.

Returns:

The new fact-handle associated with the object.

Throws:

FactException - If a RuntimeException error occurs.

insert

protected FactHandle insert(Object object,
                            Object tmsValue,
                            boolean dynamic,
                            boolean logical,
                            Rule rule,
                            Activation activation)
                     throws FactException

Throws:

FactException

insert

public void insert(InternalFactHandle handle,
                   Object object,
                   Rule rule,
                   Activation activation,
                   ObjectTypeConf typeConf)

update

public void update(org.drools.runtime.rule.FactHandle handle,
                   Object object)
            throws FactException

Description copied from interface: WorkingMemoryEntryPoint

Inform the WorkingMemory that a Fact has been modified and that it should now update the network.

Specified by:

update in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

Parameters:

handle - The fact-handle associated with the fact to modify.

object - The new value of the fact.

Throws:

FactException - If a RuntimeException error occurs.

update

public void update(org.drools.runtime.rule.FactHandle factHandle,
                   Object object,
                   long mask,
                   Activation activation)
            throws FactException

Specified by:

update in interface InternalWorkingMemoryEntryPoint

Throws:

FactException

update

public void update(FactHandle factHandle,
                   Object object,
                   long mask,
                   Activation activation)
            throws FactException

Throws:

FactException

retract

public void retract(org.drools.runtime.rule.FactHandle handle)
             throws FactException

Description copied from interface: WorkingMemoryEntryPoint

Retract a fact.

Specified by:

retract in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

Parameters:

handle - The fact-handle associated with the fact to retract.

Throws:

FactException - If a RuntimeException error occurs.

retract

public void retract(FactHandle factHandle,
                    boolean removeLogical,
                    boolean updateEqualsMap,
                    Rule rule,
                    Activation activation)
             throws FactException

Specified by:

retract in interface InternalWorkingMemoryEntryPoint

Throws:

FactException

addPropertyChangeListener

protected void addPropertyChangeListener(InternalFactHandle handle,
                                         boolean dynamicFlag)

removePropertyChangeListener

protected void removePropertyChangeListener(FactHandle handle,
                                            boolean removeFromSet)

getWorkingMemoryEntryPoint

public WorkingMemoryEntryPoint getWorkingMemoryEntryPoint(String name)

getObjectTypeConfigurationRegistry

public ObjectTypeConfigurationRegistry getObjectTypeConfigurationRegistry()

Specified by:

getObjectTypeConfigurationRegistry in interface InternalWorkingMemoryEntryPoint

getRuleBase

public RuleBase getRuleBase()

Specified by:

getRuleBase in interface InternalWorkingMemoryEntryPoint

getFactHandle

public FactHandle getFactHandle(Object object)

Specified by:

getFactHandle in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getEntryPoint

public EntryPoint getEntryPoint()

Specified by:

getEntryPoint in interface InternalWorkingMemoryEntryPoint

getInternalWorkingMemory

public InternalWorkingMemory getInternalWorkingMemory()

Specified by:

getInternalWorkingMemory in interface InternalWorkingMemoryEntryPoint

getFactHandleByIdentity

public FactHandle getFactHandleByIdentity(Object object)

Specified by:

getFactHandleByIdentity in interface InternalWorkingMemoryEntryPoint

getObject

public Object getObject(org.drools.runtime.rule.FactHandle factHandle)

Specified by:

getObject in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getFactHandles

public <T extends org.drools.runtime.rule.FactHandle> Collection<T> getFactHandles()

Specified by:

getFactHandles in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getFactHandles

public <T extends org.drools.runtime.rule.FactHandle> Collection<T> getFactHandles(org.drools.runtime.ObjectFilter filter)

Specified by:

getFactHandles in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getObjects

public Collection<Object> getObjects()

Specified by:

getObjects in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getObjects

public Collection<Object> getObjects(org.drools.runtime.ObjectFilter filter)

Specified by:

getObjects in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getEntryPointId

public String getEntryPointId()

Specified by:

getEntryPointId in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

getFactCount

public long getFactCount()

Specified by:

getFactCount in interface org.drools.runtime.rule.WorkingMemoryEntryPoint

propertyChange

public void propertyChange(PropertyChangeEvent event)

Specified by:

propertyChange in interface PropertyChangeListener

dispose

public void dispose()

Description copied from interface: WorkingMemoryEntryPoint

Internal method called by the engine when the session is being disposed, so that the entry point can proceed with the necessary clean ups.