grammarstate.java

来自「It is the Speech recognition software. 」· Java 代码 · 共 67 行

/*
 * Copyright 1999-2002 Carnegie Mellon University.  
 * Portions Copyright 2002 Sun Microsystems, Inc.  
 * Portions Copyright 2002 Mitsubishi Electric Research Laboratories.
 * All Rights Reserved.  Use is subject to license terms.
 * 
 * See the file "license.terms" for information on usage and
 * redistribution of this file, and for a DISCLAIMER OF ALL 
 * WARRANTIES.
 *
 */

package edu.cmu.sphinx.linguist.flat;


import edu.cmu.sphinx.linguist.language.grammar.GrammarNode;

/**
 * Represents a non-emitting sentence hmm state
 * 
 */
public class GrammarState extends SentenceHMMState {
    private GrammarNode grammarNode;

    /**
     * Creates a GrammarState
     *
     * @param node the GrammarNode associated with this state
     */
    public GrammarState(GrammarNode node) {
	super("G", null,  node.getID());
	this.grammarNode = node;
	setFinalState(grammarNode.isFinalNode());
    }

    /**
     * Gets the grammar node associated with this state
     *
     * @return the grammar node
     */
    public GrammarNode getGrammarNode() {
	return grammarNode;
    }

    /**
     * Retrieves a short label describing the type of this state.
     * Typically, subclasses of SentenceHMMState will implement this
     * method and return a short (5 chars or less) label
     *
     * @return the short label.
     */
    public String getTypeLabel() {
	return "Gram";
    }

    /**
     * Returns the state order for this state type
     *
     * @return the state order
     */
    public int getOrder() {
        return 3;
    }
}