FSA

Class FSA

java.lang.Object

FSA.FSA

All Implemented Interfaces:

java.io.Serializable

Direct Known Subclasses:

CA, FMA, PFSA

public class FSA
extends java.lang.Object
implements java.io.Serializable

This class represents a FSA.

Author:

Davide Basile

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
FSA() Create the FSA by taking in input all the parameters and store the created Automaton.
FSA(java.lang.String message) Create a FSA by taking in input the parameters
FSA(Transition[] t) initialize only the transitions

Method Summary

Methods

Modifier and Type	Method and Description
protected Simulator	createSim()
protected Transition	createTransition(int i)
int[]	getFinalStates()
int	getInitial()
int	getStates()
Transition[]	getTransition()
static FSA	load(java.lang.String name) Load a stored automaton
void	print() Print in output a description of the automaton
void	run() Take in input a string to be recognized by the automaton, create an instance of the Simulator and run it with the string in input.
void	setTransition(Transition[] tra)
static void	write(FSA a) Store in a file the automaton

Methods inherited from class java.lang.Object

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

Constructor Detail

FSA

public FSA(java.lang.String message)

Create a FSA by taking in input the parameters

Parameters:

message - a message of help

FSA

public FSA()

Create the FSA by taking in input all the parameters and store the created Automaton.

FSA

public FSA(Transition[] t)

initialize only the transitions

Parameters:

t -

Method Detail

print

public void print()

Print in output a description of the automaton

write

public static void write(FSA a)

Store in a file the automaton

Parameters:

a - the automaton to be saved

load

public static FSA load(java.lang.String name)

Load a stored automaton

Parameters:

name - the name of the file

Returns:

the automaton

run

public void run()

Take in input a string to be recognized by the automaton, create an instance of the Simulator and run it with the string in input.

getInitial

public int getInitial()

Returns:

the initial state

getFinalStates

public int[] getFinalStates()

Returns:

the array of final states

getTransition

public Transition[] getTransition()

Returns:

the array of transitions

setTransition

public void setTransition(Transition[] tra)

Parameters:

tra - initialize the variable Transition

getStates

public int getStates()

Returns:

the number of states

createSim

protected Simulator createSim()

Returns:

an instance of the simulator istantiated with this automaton

createTransition

protected Transition createTransition(int i)

Parameters:

i - the index of the transition to be showed as a message to the user

Returns:

a new Transition for this automaton