inpro.irmrsc.simplepcfg
Class Production

java.lang.Object
  inpro.irmrsc.simplepcfg.Production

public class Production
extends java.lang.Object

A weighted production rule of a Grammar expanding a lefthandside Symbol into a list of righthandside symbols. Each production should have an ID unique in the grammar.

Author:

Andreas Peldszus

Field Summary

private java.lang.String	mID
private Symbol	mLHS
private double	mProbability
private java.util.List<Symbol>	mRHS

Constructor Summary

Production(java.lang.String ID, Symbol mLHS, java.util.List<Symbol> mRHS, double mProbability)

Method Summary

java.lang.String	getID()
Symbol	getLHS()
double	getProbability()
java.util.List<Symbol>	getRHS()
void	setLHS(Symbol lhs)
void	setProbability(double probability)
void	setRHS(java.util.List<Symbol> rhs)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

mID

private java.lang.String mID

mLHS

private Symbol mLHS

mRHS

private java.util.List<Symbol> mRHS

mProbability

private double mProbability

Constructor Detail

Production

public Production(java.lang.String ID,
                  Symbol mLHS,
                  java.util.List<Symbol> mRHS,
                  double mProbability)

Method Detail

getID

public java.lang.String getID()

Returns:

the production ID

getLHS

public Symbol getLHS()

Returns:

the lefthandside symbol

setLHS

public void setLHS(Symbol lhs)

Parameters:

lhs - the lefthandside symbol to set

getRHS

public java.util.List<Symbol> getRHS()

Returns:

the list of righthandside symbols

setRHS

public void setRHS(java.util.List<Symbol> rhs)

Parameters:

rhs - the list of righthandside symbols

getProbability

public double getProbability()

Returns:

the probability of the production

setProbability

public void setProbability(double probability)

Parameters:

probability - the probability to set

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object