Class NFAStateTransition

java.lang.Object

com.oracle.truffle.regex.tregex.nfa.NFAStateTransition

All Implemented Interfaces:

AbstractTransition<NFAState,NFAStateTransition>, JsonConvertible

public final class NFAStateTransition
extends Object
implements AbstractTransition<NFAState,NFAStateTransition>, JsonConvertible

Provides information about a transition from one NFAState to another state.

Constructor Summary

Constructors

Constructor	Description
NFAStateTransition(short id, NFAState source, NFAState target, CodePointSet codePointSet, GroupBoundaries groupBoundaries)
NFAStateTransition(NFAStateTransition original)	Creates a (shallow) copy of the original transition.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object o)
CodePointSet	getCodePointSet()
GroupBoundaries	getGroupBoundaries()	groups entered and exited by this transition.
int	getId()
NFAState	getSource()
NFAState	getSource(boolean forward)
NFAState	getTarget()
int	hashCode()
void	setSource(NFAState source)
void	setTarget(NFAState target)
JsonValue	toJson()
JsonValue	toJson(boolean forward)

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.oracle.truffle.regex.tregex.automaton.AbstractTransition

getTarget

Constructor Details

NFAStateTransition

public NFAStateTransition(short id,
 NFAState source,
 NFAState target,
 CodePointSet codePointSet,
 GroupBoundaries groupBoundaries)

NFAStateTransition

public NFAStateTransition(NFAStateTransition original)

Creates a (shallow) copy of the original transition. If this is called as part of a deep copy of the NFA, the getSource() and getTarget() have to be updated to point to states in the copied NFA.

Method Details

getId

public int getId()

Specified by:

getId in interface AbstractTransition<NFAState,NFAStateTransition>

getSource

public NFAState getSource()

Specified by:

getSource in interface AbstractTransition<NFAState,NFAStateTransition>

setSource

public void setSource(NFAState source)

getTarget

public NFAState getTarget()

Specified by:

getTarget in interface AbstractTransition<NFAState,NFAStateTransition>

setTarget

public void setTarget(NFAState target)

getSource

public NFAState getSource(boolean forward)

getCodePointSet

public CodePointSet getCodePointSet()

getGroupBoundaries

public GroupBoundaries getGroupBoundaries()

groups entered and exited by this transition.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toJson

public JsonValue toJson()

Specified by:

toJson in interface JsonConvertible

toJson

public JsonValue toJson(boolean forward)