org.drools.core.reteoo
Class AbstractTerminalNode

java.lang.Object
  org.drools.core.common.BaseNode
      org.drools.core.reteoo.AbstractTerminalNode

All Implemented Interfaces:

Externalizable, Serializable, MemoryFactory, NetworkNode, LeftTupleSink, LeftTupleSinkNode, Sink, TerminalNode

Direct Known Subclasses:

QueryTerminalNode, RuleTerminalNode

public abstract class AbstractTerminalNode
extends BaseNode
implements TerminalNode, MemoryFactory, Externalizable

See Also:

Serialized Form

Field Summary

Fields inherited from class org.drools.core.common.BaseNode

associations, id, partitionId, partitionsEnabled, streamMode

Constructor Summary

AbstractTerminalNode()

AbstractTerminalNode(int id, RuleBasePartitionId partitionId, boolean partitionsEnabled, LeftTupleSource source)

Method Summary

Memory	createMemory(RuleBaseConfiguration config, InternalWorkingMemory wm)
LeftTuple	createPeer(LeftTuple original)
protected void	doRemove(RuleRemovalContext context, ReteooBuilder builder, InternalWorkingMemory[] workingMemories) Removes the node from teh network.
long	getDeclaredMask()
long	getInferredMask()
long	getLeftInferredMask()
LeftTupleSource	getLeftTupleSource()
long	getNegativeMask()
abstract Rule	getRule()
void	initDeclaredMask(BuildContext context)
void	initInferredMask()
static void	initPathMemory(PathMemory pmem, LeftTupleSource tupleSource, LeftTupleSource startTupleSource, InternalWorkingMemory wm, Rule removingRule) Creates and return the node memory
void	modifyLeftTuple(InternalFactHandle factHandle, ModifyPreviousTuples modifyPreviousTuples, PropagationContext context, InternalWorkingMemory workingMemory)
void	readExternal(ObjectInput in)
void	setDeclaredMask(long mask)
void	setInferredMask(long mask)
void	setNegativeMask(long mask)
LeftTupleSource	unwrapTupleSource()
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.core.common.BaseNode

addAssociation, attach, attach, getAssociations, getId, getPartitionId, hashCode, isInUse, isStreamMode, networkUpdated, remove, removeAssociation, setId, setPartitionId, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.drools.core.reteoo.TerminalNode

getDeclarations, getSalienceDeclarations, getSubRule, getTimerDeclarations, isFireDirect

Methods inherited from interface org.drools.core.reteoo.LeftTupleSinkNode

getNextLeftTupleSinkNode, getPreviousLeftTupleSinkNode, setNextLeftTupleSinkNode, setPreviousLeftTupleSinkNode

Methods inherited from interface org.drools.core.reteoo.LeftTupleSink

assertLeftTuple, createLeftTuple, createLeftTuple, createLeftTuple, createLeftTuple, createLeftTuple, getLeftInputOtnId, isLeftTupleMemoryEnabled, modifyLeftTuple, retractLeftTuple, setLeftInputOtnId, setLeftTupleMemoryEnabled

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

getAssociations, getId, getPartitionId

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

getId

Constructor Detail

AbstractTerminalNode

public AbstractTerminalNode()

AbstractTerminalNode

public AbstractTerminalNode(int id,
                            RuleBasePartitionId partitionId,
                            boolean partitionsEnabled,
                            LeftTupleSource source)

Method Detail

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Overrides:

readExternal in class BaseNode

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Overrides:

writeExternal in class BaseNode

Throws:

IOException

initDeclaredMask

public void initDeclaredMask(BuildContext context)

initInferredMask

public void initInferredMask()

Specified by:

initInferredMask in interface TerminalNode

unwrapTupleSource

public LeftTupleSource unwrapTupleSource()

Specified by:

unwrapTupleSource in interface TerminalNode

modifyLeftTuple

public void modifyLeftTuple(InternalFactHandle factHandle,
                            ModifyPreviousTuples modifyPreviousTuples,
                            PropagationContext context,
                            InternalWorkingMemory workingMemory)

Specified by:

modifyLeftTuple in interface LeftTupleSink

getRule

public abstract Rule getRule()

Specified by:

getRule in interface TerminalNode

createMemory

public Memory createMemory(RuleBaseConfiguration config,
                           InternalWorkingMemory wm)

Specified by:

createMemory in interface MemoryFactory

initPathMemory

public static void initPathMemory(PathMemory pmem,
                                  LeftTupleSource tupleSource,
                                  LeftTupleSource startTupleSource,
                                  InternalWorkingMemory wm,
                                  Rule removingRule)

Creates and return the node memory

createPeer

public LeftTuple createPeer(LeftTuple original)

Specified by:

createPeer in interface LeftTupleSink

doRemove

protected void doRemove(RuleRemovalContext context,
                        ReteooBuilder builder,
                        InternalWorkingMemory[] workingMemories)

Description copied from class: BaseNode

Removes the node from teh network. Usually from the parent ObjectSource or TupleSource

Specified by:

doRemove in class BaseNode

getLeftTupleSource

public LeftTupleSource getLeftTupleSource()

Specified by:

getLeftTupleSource in interface LeftTupleSink

Specified by:

getLeftTupleSource in interface TerminalNode

getDeclaredMask

public long getDeclaredMask()

Specified by:

getDeclaredMask in interface TerminalNode

getInferredMask

public long getInferredMask()

Specified by:

getInferredMask in interface TerminalNode

getLeftInferredMask

public long getLeftInferredMask()

Specified by:

getLeftInferredMask in interface LeftTupleSink

setDeclaredMask

public void setDeclaredMask(long mask)

Specified by:

setDeclaredMask in interface TerminalNode

setInferredMask

public void setInferredMask(long mask)

Specified by:

setInferredMask in interface TerminalNode

getNegativeMask

public long getNegativeMask()

Specified by:

getNegativeMask in interface TerminalNode

setNegativeMask

public void setNegativeMask(long mask)

Specified by:

setNegativeMask in interface TerminalNode