org.drools.base
Class DefaultKnowledgeHelper

java.lang.Object
  org.drools.base.DefaultKnowledgeHelper

All Implemented Interfaces:

Externalizable, Serializable, org.drools.runtime.KnowledgeContext, org.drools.runtime.rule.RuleContext, KnowledgeHelper

public class DefaultKnowledgeHelper
extends Object
implements KnowledgeHelper, Externalizable

See Also:

Serialized Form

Constructor Summary

DefaultKnowledgeHelper()

DefaultKnowledgeHelper(Activation activation, WorkingMemory workingMemory)

DefaultKnowledgeHelper(WorkingMemory workingMemory)

Method Summary

void	blockActivation(org.drools.runtime.rule.Activation act)
void	cancelActivation(org.drools.runtime.rule.Activation act)
void	cancelRemainingPreviousLogicalDependencies()
<T,K> T	don(K core, Class<T> trait)
<T,K> T	don(K core, Class<T> trait, boolean logical)
<T,K> T	don(Thing<K> core, Class<T> trait)
<T,K> T	don(Thing<K> core, Class<T> trait, boolean logical)
Object	get(Declaration declaration)
Activation	getActivation()
org.drools.runtime.Channel	getChannel(String id)
Map<String,org.drools.runtime.Channel>	getChannels()
<T> T	getContext(Class<T> contextClass)
Declaration	getDeclaration(String identifier)
org.drools.runtime.rule.WorkingMemoryEntryPoint	getEntryPoint(String id)
Map<String,org.drools.runtime.rule.WorkingMemoryEntryPoint>	getEntryPoints()
org.drools.runtime.ExitPoint	getExitPoint(String id) Deprecated. use getChannel(String) instead
Map<String,org.drools.runtime.ExitPoint>	getExitPoints() Deprecated. use getChannels() instead
FactHandle	getFactHandle(FactHandle handle)
FactHandle	getFactHandle(Object object)
IdentityHashMap<Object,FactHandle>	getIdentityMap()
org.drools.runtime.KnowledgeRuntime	getKnowledgeRuntime()
Rule	getRule()
Tuple	getTuple()
WorkingMemory	getWorkingMemory()
void	halt()
void	insert(Object object) Asserts an object, notice that it does not return the FactHandle
void	insert(Object object, boolean dynamic) Asserts an object specifying that it implement the onPropertyChange listener, notice that it does not return the FactHandle.
void	insertLogical(Object object)
void	insertLogical(Object object, boolean dynamic)
void	modify(Object newObject)
void	readExternal(ObjectInput in)
void	reset()
void	retract(FactHandle handle)
void	retract(Object object)
void	setActivation(Activation agendaItem)
void	setFocus(String focus)
void	setIdentityMap(IdentityHashMap<Object,FactHandle> identityMap)
<T,K> Thing<K>	shed(Thing<K> thing, Class<T> trait)
<T,K> Thing<K>	shed(TraitableBean<K> core, Class<T> trait)
void	unblockAllActivations(org.drools.runtime.rule.Activation act)
void	update(FactHandle handle)
void	update(FactHandle handle, long mask)
void	update(FactHandle handle, Object newObject)
void	update(Object object)
void	update(Object object, long mask)
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultKnowledgeHelper

public DefaultKnowledgeHelper()

DefaultKnowledgeHelper

public DefaultKnowledgeHelper(WorkingMemory workingMemory)

DefaultKnowledgeHelper

public DefaultKnowledgeHelper(Activation activation,
                              WorkingMemory workingMemory)

Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

setActivation

public void setActivation(Activation agendaItem)

Specified by:

setActivation in interface KnowledgeHelper

reset

public void reset()

Specified by:

reset in interface KnowledgeHelper

blockActivation

public void blockActivation(org.drools.runtime.rule.Activation act)

Specified by:

blockActivation in interface org.drools.runtime.rule.RuleContext

unblockAllActivations

public void unblockAllActivations(org.drools.runtime.rule.Activation act)

Specified by:

unblockAllActivations in interface org.drools.runtime.rule.RuleContext

insert

public void insert(Object object)

Description copied from interface: KnowledgeHelper

Asserts an object, notice that it does not return the FactHandle

Specified by:

insert in interface KnowledgeHelper

Parameters:

object - - the object to be asserted

insert

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

Description copied from interface: KnowledgeHelper

Asserts an object specifying that it implement the onPropertyChange listener, notice that it does not return the FactHandle.

Specified by:

insert in interface KnowledgeHelper

Parameters:

object - - the object to be asserted

dynamic - - specifies the object implements onPropertyChangeListener

Throws:

FactException

insertLogical

public void insertLogical(Object object)

Specified by:

insertLogical in interface org.drools.runtime.rule.RuleContext

Specified by:

insertLogical in interface KnowledgeHelper

insertLogical

public void insertLogical(Object object,
                          boolean dynamic)

Specified by:

insertLogical in interface KnowledgeHelper

cancelRemainingPreviousLogicalDependencies

public void cancelRemainingPreviousLogicalDependencies()

Specified by:

cancelRemainingPreviousLogicalDependencies in interface KnowledgeHelper

cancelActivation

public void cancelActivation(org.drools.runtime.rule.Activation act)

Specified by:

cancelActivation in interface org.drools.runtime.rule.RuleContext

getFactHandle

public FactHandle getFactHandle(Object object)

Specified by:

getFactHandle in interface KnowledgeHelper

getFactHandle

public FactHandle getFactHandle(FactHandle handle)

Specified by:

getFactHandle in interface KnowledgeHelper

update

public void update(FactHandle handle,
                   Object newObject)

Specified by:

update in interface KnowledgeHelper

update

public void update(FactHandle handle)

Specified by:

update in interface KnowledgeHelper

update

public void update(FactHandle handle,
                   long mask)

Specified by:

update in interface KnowledgeHelper

update

public void update(Object object)

Specified by:

update in interface KnowledgeHelper

update

public void update(Object object,
                   long mask)

Specified by:

update in interface KnowledgeHelper

retract

public void retract(Object object)

Specified by:

retract in interface KnowledgeHelper

retract

public void retract(FactHandle handle)

Specified by:

retract in interface KnowledgeHelper

getRule

public Rule getRule()

Specified by:

getRule in interface org.drools.runtime.rule.RuleContext

Specified by:

getRule in interface KnowledgeHelper

Returns:

- The rule name

getTuple

public Tuple getTuple()

Specified by:

getTuple in interface KnowledgeHelper

getWorkingMemory

public WorkingMemory getWorkingMemory()

Specified by:

getWorkingMemory in interface KnowledgeHelper

getKnowledgeRuntime

public org.drools.runtime.KnowledgeRuntime getKnowledgeRuntime()

Specified by:

getKnowledgeRuntime in interface org.drools.runtime.KnowledgeContext

getActivation

public Activation getActivation()

Specified by:

getActivation in interface org.drools.runtime.rule.RuleContext

Specified by:

getActivation in interface KnowledgeHelper

setFocus

public void setFocus(String focus)

Specified by:

setFocus in interface KnowledgeHelper

get

public Object get(Declaration declaration)

Specified by:

get in interface KnowledgeHelper

getDeclaration

public Declaration getDeclaration(String identifier)

Specified by:

getDeclaration in interface KnowledgeHelper

halt

public void halt()

Specified by:

halt in interface KnowledgeHelper

getEntryPoint

public org.drools.runtime.rule.WorkingMemoryEntryPoint getEntryPoint(String id)

Specified by:

getEntryPoint in interface KnowledgeHelper

getExitPoint

@Deprecated
public org.drools.runtime.ExitPoint getExitPoint(String id)

Deprecated. use getChannel(String) instead

Specified by:

getExitPoint in interface KnowledgeHelper

getChannel

public org.drools.runtime.Channel getChannel(String id)

Specified by:

getChannel in interface KnowledgeHelper

getEntryPoints

public Map<String,org.drools.runtime.rule.WorkingMemoryEntryPoint> getEntryPoints()

Specified by:

getEntryPoints in interface KnowledgeHelper

getExitPoints

@Deprecated
public Map<String,org.drools.runtime.ExitPoint> getExitPoints()

Deprecated. use getChannels() instead

Specified by:

getExitPoints in interface KnowledgeHelper

getChannels

public Map<String,org.drools.runtime.Channel> getChannels()

Specified by:

getChannels in interface KnowledgeHelper

getIdentityMap

public IdentityHashMap<Object,FactHandle> getIdentityMap()

Specified by:

getIdentityMap in interface KnowledgeHelper

Returns:

the identityMap

setIdentityMap

public void setIdentityMap(IdentityHashMap<Object,FactHandle> identityMap)

Specified by:

setIdentityMap in interface KnowledgeHelper

Parameters:

identityMap - the identityMap to set

getContext

public <T> T getContext(Class<T> contextClass)

Specified by:

getContext in interface KnowledgeHelper

don

public <T,K> T don(K core,
                   Class<T> trait,
                   boolean logical)

Specified by:

don in interface KnowledgeHelper

don

public <T,K> T don(Thing<K> core,
                   Class<T> trait,
                   boolean logical)

Specified by:

don in interface KnowledgeHelper

don

public <T,K> T don(K core,
                   Class<T> trait)

Specified by:

don in interface KnowledgeHelper

don

public <T,K> T don(Thing<K> core,
                   Class<T> trait)

Specified by:

don in interface KnowledgeHelper

shed

public <T,K> Thing<K> shed(Thing<K> thing,
                           Class<T> trait)

Specified by:

shed in interface KnowledgeHelper

shed

public <T,K> Thing<K> shed(TraitableBean<K> core,
                           Class<T> trait)

Specified by:

shed in interface KnowledgeHelper

modify

public void modify(Object newObject)

Specified by:

modify in interface KnowledgeHelper