stanhebben.zenscript.parser

Class DFA.DFAState

java.lang.Object

stanhebben.zenscript.parser.DFA.DFAState

Enclosing class:

DFA

public static class DFA.DFAState
extends java.lang.Object

Represents a state in a DFA.

Constructor Summary

Constructors

Constructor and Description
DFAState() Creates a new DFA state.

Method Summary

Modifier and Type	Method and Description
void	addTransition(int label, DFA.DFAState next) Adds a transition.
int	getFinal() Gets the final class of this state.
void	setFinal(int finalCode) Sets the final class of this state.

Methods inherited from class java.lang.Object

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

Constructor Detail

DFAState

public DFAState()

Creates a new DFA state.

Method Detail

addTransition

public void addTransition(int label,
                          DFA.DFAState next)

Adds a transition.

Parameters:

label - transition edge label

next - next state

getFinal

public int getFinal()

Gets the final class of this state. Equals NOFINAL if this state is not a final.

Returns:

final index

setFinal

public void setFinal(int finalCode)

Sets the final class of this state. Finals can be divided in multiple class, in which case each class gets its own index. Class NOFINAL is used to indicate nonfinals.

Parameters:

finalCode - final index