/*
 * The Apache Software License, Version 1.1
 *
 *
 * Copyright (c) 2000-2003 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution,
 *    if any, must include the following acknowledgment:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowledgment may appear in the software itself,
 *    if and wherever such third-party acknowledgments normally appear.
 *
 * 4. The names "Xerces" and "Apache Software Foundation" must
 *    not be used to endorse or promote products derived from this
 *    software without prior written permission. For written
 *    permission, please contact apache@apache.org.
 *
 * 5. Products derived from this software may not be called "Apache",
 *    nor may "Apache" appear in their name, without prior written
 *    permission of the Apache Software Foundation.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation and was
 * originally based on software copyright (c) 1999, International
 * Business Machines, Inc., http://www.apache.org.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

package org.apache.xerces.parsers;

import org.apache.xerces.impl.Constants;
import org.apache.xerces.util.SymbolTable;
import org.apache.xerces.xni.grammars.XMLGrammarPool;
import org.apache.xerces.xni.parser.XMLParserConfiguration;

/**
 * This is the main Xerces SAX parser class. It uses the abstract SAX
 * parser with a document scanner, a dtd scanner, and a validator, as
 * well as a grammar pool.
 *
 * @author Arnaud  Le Hors, IBM
 * @author Andy Clark, IBM
 *
 * @version $Id: SAXParser.java,v 1.37 2004/02/17 07:14:49 neeraj Exp $
 */
public class SAXParser
    extends AbstractSAXParser {

    //
    // Constants
    //

    // features

    /** Feature identifier: notify built-in refereces. */
    protected static final String NOTIFY_BUILTIN_REFS =
        Constants.XERCES_FEATURE_PREFIX + Constants.NOTIFY_BUILTIN_REFS_FEATURE;

    /** Recognized features. */
    private static final String[] RECOGNIZED_FEATURES = {
        NOTIFY_BUILTIN_REFS,
    };

    // properties

    /** Property identifier: symbol table. */
    protected static final String SYMBOL_TABLE =
        Constants.XERCES_PROPERTY_PREFIX + Constants.SYMBOL_TABLE_PROPERTY;

    /** Property identifier: XML grammar pool. */
    protected static final String XMLGRAMMAR_POOL =
        Constants.XERCES_PROPERTY_PREFIX+Constants.XMLGRAMMAR_POOL_PROPERTY;

    /** Recognized properties. */
    private static final String[] RECOGNIZED_PROPERTIES = {
        SYMBOL_TABLE,
        XMLGRAMMAR_POOL,
    };

    //
    // Constructors
    //

    /**
     * Constructs a SAX parser using the specified parser configuration.
     */
    public SAXParser(XMLParserConfiguration config) {
        super(config);
    } // <init>(XMLParserConfiguration)

    /**
     * Constructs a SAX parser using the dtd/xml schema parser configuration.
     */
    public SAXParser() {
        this(null, null);
    } // <init>()

    /**
     * Constructs a SAX parser using the specified symbol table.
     */
    public SAXParser(SymbolTable symbolTable) {
        this(symbolTable, null);
    } // <init>(SymbolTable)

    /**
     * Constructs a SAX parser using the specified symbol table and
     * grammar pool.
     */
    public SAXParser(SymbolTable symbolTable, XMLGrammarPool grammarPool) {
        super((XMLParserConfiguration)ObjectFactory.createObject(
            "org.apache.xerces.xni.parser.XMLParserConfiguration",
            "org.apache.xerces.parsers.XML11Configuration"
            ));

        // set features
        fConfiguration.addRecognizedFeatures(RECOGNIZED_FEATURES);
        fConfiguration.setFeature(NOTIFY_BUILTIN_REFS, true);

        // set properties
        fConfiguration.addRecognizedProperties(RECOGNIZED_PROPERTIES);
        if (symbolTable != null) {
            fConfiguration.setProperty(SYMBOL_TABLE, symbolTable);
        }
        if (grammarPool != null) {
            fConfiguration.setProperty(XMLGRAMMAR_POOL, grammarPool);
        }

    } // <init>(SymbolTable,XMLGrammarPool)

} // class SAXParser
