com.espertech.esper.rowregex
Interface RegexPartitionStateRepo

All Known Implementing Classes:

RegexPartitionStateRepoGroup, RegexPartitionStateRepoNoGroup

public interface RegexPartitionStateRepo

Service for holding partition state.

Method Summary

void	accept(EventRowRegexNFAViewServiceVisitor visitor)
RegexPartitionStateRepo	copyForIterate() Copy state for iteration.
RegexPartitionState	getState(EventBean theEvent, boolean isCollect) Return state for event or create state if not found.
RegexPartitionState	getState(java.lang.Object key) Return state for key or create state if not found.
boolean	isPartitioned()
void	removeOld(EventBean[] events, boolean isEmpty, boolean[] found) Remove old events from the state, applicable for "prev" function and partial NFA state.
void	removeState(java.lang.Object partitionKey)

Method Detail

getState

RegexPartitionState getState(java.lang.Object key)

Return state for key or create state if not found.

Parameters:

key - to look up

Returns:

state

getState

RegexPartitionState getState(EventBean theEvent,
                             boolean isCollect)

Return state for event or create state if not found.

Parameters:

theEvent - to look up

isCollect - true if a collection of unused state can occur

Returns:

state

removeOld

void removeOld(EventBean[] events,
               boolean isEmpty,
               boolean[] found)

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

Parameters:

events - to remove

isEmpty - indicator if there are not matches

found - indicator if any partial matches exist to be deleted

copyForIterate

RegexPartitionStateRepo copyForIterate()

Copy state for iteration.

Returns:

copied state

removeState

void removeState(java.lang.Object partitionKey)

accept

void accept(EventRowRegexNFAViewServiceVisitor visitor)

isPartitioned

boolean isPartitioned()