com.espertech.esper.rowregex

Class RegexPartitionStateRepoNoGroup

java.lang.Object

com.espertech.esper.rowregex.RegexPartitionStateRepoNoGroup

All Implemented Interfaces:

RegexPartitionStateRepo

public class RegexPartitionStateRepoNoGroup
extends Object
implements RegexPartitionStateRepo

State for when no partitions (single partition) is required.

Constructor Summary

Constructors

Constructor and Description
RegexPartitionStateRepoNoGroup(RegexPartitionStateImpl singletonState) Ctor.
RegexPartitionStateRepoNoGroup(RegexPartitionStateRandomAccessGetter getter, boolean keepScheduleState, RegexPartitionTerminationStateComparator terminationStateCompare)

Method Summary

Modifier and Type	Method and Description
void	accept(EventRowRegexNFAViewServiceVisitor visitor)
RegexPartitionStateRepo	copyForIterate(boolean forOutOfOrderReprocessing) Copy state for iteration.
void	destroy()
RegexPartitionStateRepoScheduleState	getScheduleState()
RegexPartitionState	getState(EventBean theEvent, boolean collect) Return state for event or create state if not found.
RegexPartitionState	getState(Object key) Return state for key or create state if not found.
int	getStateCount()
int	incrementAndGetEventSequenceNum()
boolean	isPartitioned()
int	removeOld(EventBean[] oldEvents, boolean isEmpty, boolean[] found) Remove old events from the state, applicable for "prev" function and partial NFA state.
void	removeState(Object partitionKey)
void	setEventSequenceNum(int num)

Methods inherited from class java.lang.Object

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

Constructor Detail

RegexPartitionStateRepoNoGroup

public RegexPartitionStateRepoNoGroup(RegexPartitionStateImpl singletonState)

Ctor.

Parameters:

singletonState - state

RegexPartitionStateRepoNoGroup

public RegexPartitionStateRepoNoGroup(RegexPartitionStateRandomAccessGetter getter,
                                      boolean keepScheduleState,
                                      RegexPartitionTerminationStateComparator terminationStateCompare)

Method Detail

incrementAndGetEventSequenceNum

public int incrementAndGetEventSequenceNum()

Specified by:

incrementAndGetEventSequenceNum in interface RegexPartitionStateRepo

setEventSequenceNum

public void setEventSequenceNum(int num)

Specified by:

setEventSequenceNum in interface RegexPartitionStateRepo

getScheduleState

public RegexPartitionStateRepoScheduleState getScheduleState()

Specified by:

getScheduleState in interface RegexPartitionStateRepo

removeState

public void removeState(Object partitionKey)

Specified by:

removeState in interface RegexPartitionStateRepo

copyForIterate

public RegexPartitionStateRepo copyForIterate(boolean forOutOfOrderReprocessing)

Copy state for iteration.

Specified by:

copyForIterate in interface RegexPartitionStateRepo

Parameters:

forOutOfOrderReprocessing - indicator whether we are processing out-of-order events

Returns:

copy

removeOld

public int removeOld(EventBean[] oldEvents,
                     boolean isEmpty,
                     boolean[] found)

Description copied from interface: RegexPartitionStateRepo

Remove old events from the state, applicable for "prev" function and partial NFA state.

Specified by:

removeOld in interface RegexPartitionStateRepo

Parameters:

oldEvents - to remove

isEmpty - indicator if there are not matches

found - indicator if any partial matches exist to be deleted

Returns:

number removed

getState

public RegexPartitionState getState(EventBean theEvent,
                                    boolean collect)

Description copied from interface: RegexPartitionStateRepo

Return state for event or create state if not found.

Specified by:

getState in interface RegexPartitionStateRepo

Parameters:

theEvent - to look up

collect - true if a collection of unused state can occur

Returns:

state

getState

public RegexPartitionState getState(Object key)

Description copied from interface: RegexPartitionStateRepo

Return state for key or create state if not found.

Specified by:

getState in interface RegexPartitionStateRepo

Parameters:

key - to look up

Returns:

state

accept

public void accept(EventRowRegexNFAViewServiceVisitor visitor)

Specified by:

accept in interface RegexPartitionStateRepo

isPartitioned

public boolean isPartitioned()

Specified by:

isPartitioned in interface RegexPartitionStateRepo

getStateCount

public int getStateCount()

Specified by:

getStateCount in interface RegexPartitionStateRepo

destroy

public void destroy()

Specified by:

destroy in interface RegexPartitionStateRepo