edu.cmu.sphinx.fst

Class State

java.lang.Object

edu.cmu.sphinx.fst.State

Direct Known Subclasses:

ImmutableState

public class State
extends java.lang.Object

The fst's mutable state implementation. Holds its outgoing Arc objects in an ArrayList allowing additions/deletions

Field Summary

Fields

Modifier and Type	Field and Description
protected int	id
protected int	initialNumArcs

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	State() Default Constructor
	State(float fnlWeight) Constructor specifying the state's final weight
	State(int initialNumArcs) Constructor specifying the initial capacity of the arc's ArrayList (this is an optimization used in various operations)

Method Summary

Modifier and Type	Method and Description
void	addArc(Arc arc) Add an outgoing arc to the state
void	arcSort(java.util.Comparator<Arc> cmp) Shorts the arc's ArrayList based on the provided Comparator
Arc	deleteArc(int index) Delete an arc based on its index
boolean	equals(java.lang.Object obj)
Arc	getArc(int index) Get an arc based on it's index the arcs ArrayList
float	getFinalWeight() Get the state's final Weight
int	getId() Get the state's id
int	getNumArcs() Get the number of outgoing arcs
int	hashCode()
void	setArc(int index, Arc arc) Set an arc at the specified position in the arcs' ArrayList.
void	setArcs(java.util.ArrayList<Arc> arcs) Set the state's arcs ArrayList
void	setFinalWeight(float fnlfloat) Set the state's final weight
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

id

protected int id

initialNumArcs

protected int initialNumArcs

Constructor Detail

State

protected State()

Default Constructor

State

public State(float fnlWeight)

Constructor specifying the state's final weight

Parameters:

fnlWeight - final weight

State

public State(int initialNumArcs)

Constructor specifying the initial capacity of the arc's ArrayList (this is an optimization used in various operations)

Parameters:

initialNumArcs - number of arcs

Method Detail

arcSort

public void arcSort(java.util.Comparator<Arc> cmp)

Shorts the arc's ArrayList based on the provided Comparator

Parameters:

cmp - comparator

getFinalWeight

public float getFinalWeight()

Get the state's final Weight

Returns:

final weight

setArcs

public void setArcs(java.util.ArrayList<Arc> arcs)

Set the state's arcs ArrayList

Parameters:

arcs - the arcs ArrayList to set

setFinalWeight

public void setFinalWeight(float fnlfloat)

Set the state's final weight

Parameters:

fnlfloat - the final weight to set

getId

public int getId()

Get the state's id

Returns:

state id

getNumArcs

public int getNumArcs()

Get the number of outgoing arcs

Returns:

number of arcs

addArc

public void addArc(Arc arc)

Add an outgoing arc to the state

Parameters:

arc - the arc to add

getArc

public Arc getArc(int index)

Get an arc based on it's index the arcs ArrayList

Parameters:

index - the arc's index

Returns:

the arc

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

deleteArc

public Arc deleteArc(int index)

Delete an arc based on its index

Parameters:

index - the arc's index

Returns:

the deleted arc

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

setArc

public void setArc(int index,
                   Arc arc)

Set an arc at the specified position in the arcs' ArrayList.

Parameters:

index - the position to the arcs' array

arc - the arc value to set