Package com.espertech.esper.rowregex

Match-recognize expression tree and state objects.

See:
Description

Interface Summary

EventRowRegexNFAViewService	Service interface for match recognize.
EventRowRegexNFAViewServiceVisitor
RegexExprPreviousEvalStrategy
RegexNFAState	Match-recognize NFA states provides this information.
RegexPartitionStateRandomAccess	Interface for random access to a previous event.
RegexPartitionStateRepo	Service for holding partition state.
RowRegexExprNodeVisitor

Class Summary

EventRowRegexHelper	Helper for match recognize.
EventRowRegexIteratorResult	Iteration result for row regex.
EventRowRegexNFAView	View for match recognize support.
EventRowRegexNFAViewFactory	View factory for match-recognize view.
EventRowRegexNFAViewFactoryHelper
MultimatchState	State holder for matches, backed by an array, for fast copying and writing.
RegexNFAStateAnyOne	Any-quantifier.
RegexNFAStateBase	Base for states.
RegexNFAStateEnd	End state in the regex NFA states.
RegexNFAStateEntry	State for a partial NFA match.
RegexNFAStateFilter	NFA state for a single match that applies a filter.
RegexNFAStateOneOptional	The '?' state in the regex NFA states.
RegexNFAStateOneToMany	The '+' state in the regex NFA states.
RegexNFAStateZeroToMany	The '*' state in the regex NFA states.
RegexNFAStrand	A strand of one or more NFA states that has a list of start states, end states and a list of all states in the strand.
RegexNFAStrandResult	A result of computing a strand of one or more NFA states that has a list of start states and a list of all states in the strand.
RegexPartitionState	All current state holding partial NFA matches.
RegexPartitionStateRandomAccessGetter	Getter that provides an index at runtime.
RegexPartitionStateRandomAccessImpl	"Prev" state for random access to event history.
RegexPartitionStateRepoGroup	Partition-by implementation for partition state.
RegexPartitionStateRepoGroupMeta
RegexPartitionStateRepoNoGroup	State for when no partitions (single partition) is required.
RegexPatternExpandUtil
RowRegexExprNode	Base node for
RowRegexExprNodeAlteration	Or-condition in a regex expression tree.
RowRegexExprNodeAtom	Atom in a regex expression tree.
RowRegexExprNodeConcatenation	Concatenation of atoms in a regular expression tree.
RowRegexExprNodeNested	Nested () regular expression in a regex expression tree.
RowRegexExprNodePermute	Permute () regular expression in a regex expression tree.
RowRegexExprNodeVisitorRepeat
RowRegexExprNodeVisitorRepeat.RowRegexNestedDesc
RowRegexExprNodeVisitorRepeat.RowRegexPermuteDesc
RowRegexExprRepeatDesc

Enum Summary

RegexNFATypeEnum	Enum for NFA types.
RowRegexExprNodePrecedenceEnum	Precendence levels for expressions.

Package com.espertech.esper.rowregex Description

Match-recognize expression tree and state objects.