jaxws/src/share/classes/com/sun/tools/internal/txw2/model/Grammar.java

/*
 * Copyright 2006 Sun Microsystems, Inc.  All Rights Reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 */

package com.sun.tools.internal.txw2.model;

import org.kohsuke.rngom.ast.builder.GrammarSection;

import java.util.HashMap;
import java.util.Map;
import java.util.Collection;

/**
 * Represents a RELAX NG grammar.
 *
 * A {@link Grammar} extends a {@link Define} as "start"
 *
 * @author Kohsuke Kawaguchi
 */
public class Grammar extends Define {
    private final Map<String,Define> patterns = new HashMap<String,Define>();

    public Grammar() {
        super(null,START);
        patterns.put(START,this);
    }

    public Define get(String name) {
        Define def = patterns.get(name);
        if(def==null)
            patterns.put(name,def=new Define(this,name));
        return def;
    }

    public Collection<Define> getDefinitions() {
        return patterns.values();
    }

    /**
     * The name for the start pattern
     */
    public static final String START = GrammarSection.START;
}