com.espertech.esper.pattern

Interface EvalStateNodeVisitor

public interface EvalStateNodeVisitor

Interface for visiting each element in the evaluation node tree for an event expression (see Visitor pattern).

Method Summary

Modifier and Type	Method and Description
void	visitAnd(EvalAndFactoryNode factoryNode, EvalStateNode stateNode, Object... stateDeep)
void	visitAudit()
void	visitEvery(EvalEveryFactoryNode factoryNode, EvalStateNode stateNode, MatchedEventMap beginState, Object... stateFlat)
void	visitEveryDistinct(EvalEveryDistinctFactoryNode factoryNode, EvalStateNode stateNode, MatchedEventMap beginState, Collection keySetCollection)
void	visitFilter(EvalFilterFactoryNode factoryNode, EvalStateNode stateNode, EPStatementHandleCallback handle, MatchedEventMap beginState)
void	visitFollowedBy(EvalFollowedByFactoryNode factoryNode, EvalStateNode stateNode, Object... stateFlat)
void	visitGuard(EvalGuardFactoryNode factoryNode, EvalStateNode stateNode, Guard guard)
void	visitMatchUntil(EvalMatchUntilFactoryNode factoryNode, EvalStateNode stateNode, Object... stateDeep)
void	visitNot(EvalNotFactoryNode factoryNode, EvalStateNode stateNode)
void	visitObserver(EvalObserverFactoryNode factoryNode, EvalStateNode stateNode, EventObserver eventObserver)
void	visitOr(EvalOrFactoryNode factoryNode, EvalStateNode stateNode)
void	visitRoot(EvalStateNode stateNode)

Method Detail

visitGuard

void visitGuard(EvalGuardFactoryNode factoryNode,
                EvalStateNode stateNode,
                Guard guard)

visitFollowedBy

void visitFollowedBy(EvalFollowedByFactoryNode factoryNode,
                     EvalStateNode stateNode,
                     Object... stateFlat)

visitFilter

void visitFilter(EvalFilterFactoryNode factoryNode,
                 EvalStateNode stateNode,
                 EPStatementHandleCallback handle,
                 MatchedEventMap beginState)

visitMatchUntil

void visitMatchUntil(EvalMatchUntilFactoryNode factoryNode,
                     EvalStateNode stateNode,
                     Object... stateDeep)

visitObserver

void visitObserver(EvalObserverFactoryNode factoryNode,
                   EvalStateNode stateNode,
                   EventObserver eventObserver)

visitNot

void visitNot(EvalNotFactoryNode factoryNode,
              EvalStateNode stateNode)

visitOr

void visitOr(EvalOrFactoryNode factoryNode,
             EvalStateNode stateNode)

visitRoot

void visitRoot(EvalStateNode stateNode)

visitAnd

void visitAnd(EvalAndFactoryNode factoryNode,
              EvalStateNode stateNode,
              Object... stateDeep)

visitEvery

void visitEvery(EvalEveryFactoryNode factoryNode,
                EvalStateNode stateNode,
                MatchedEventMap beginState,
                Object... stateFlat)

visitEveryDistinct

void visitEveryDistinct(EvalEveryDistinctFactoryNode factoryNode,
                        EvalStateNode stateNode,
                        MatchedEventMap beginState,
                        Collection keySetCollection)

visitAudit

void visitAudit()