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/*
 * Enhydra Java Application Server Project
 * 
 * The contents of this file are subject to the Enhydra Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License on
 * the Enhydra web site ( http://www.enhydra.org/ ).
 * 
 * Software distributed under the License is distributed on an "AS IS"
 * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See 
 * the License for the specific terms governing rights and limitations
 * under the License.
 * 
 * The Initial Developer of the Enhydra Application Server is Lutris
 * Technologies, Inc. The Enhydra Application Server and portions created
 * by Lutris Technologies, Inc. are Copyright Lutris Technologies, Inc.
 * All Rights Reserved.
 * 
 * Contributor(s):
 * 
 * $Id: Parser.java,v 1.2 2005/01/26 08:29:24 jkjome Exp $
 */

package org.enhydra.xml.xmlc.metadata;

import org.w3c.dom.Document;

//FIXME: modify Xerces to take a already created document class.

/**
 * Specifies the parser and parsing options.
 */
public class Parser extends MetaDataElement {
    /**
     * Element name.
     */
    public static final String TAG_NAME = "parser";

    /**
     * Attribute names.
     */
    private static final String NAME_ATTR = "name";
    private static final String VALIDATE_ATTR = "validate";
    private static final String WARNINGS_ATTR = "warnings";

    /**
     * Constructor.
     */
    public Parser(Document ownerDoc) {
    	super(ownerDoc, TAG_NAME);
    }

    /**
     * Get the xcatalog metadata.
     */
    public XCatalog[] getXCatalog() {
        return (XCatalog[])getChildren(XCatalog.class);
    }

    /**
     * Add a XCatalog metadata object.
     */
    public void addXCatalog(XCatalog xCatalog) {
        appendChild(xCatalog);
    }

    /**
     * Create and add a XCatalog metadata object.
     */
    public XCatalog addXCatalog() {
        XCatalog xCatalog = new XCatalog(getOwnerDocument());
        appendChild(xCatalog);
        return xCatalog;
    }

    /**
     * Delete a XCatalog metadata object.
     */
    public void deleteXCatalog(XCatalog xCatalog) {
        removeChild(xCatalog);
    }

    /**
     * Get the list of XCatalog file URLs.
     */
    public String[] getXCatalogURLs() {
        XCatalog[] xCatalogs = getXCatalog();
        String[] urls = new String[xCatalogs.length];
        for (int idx = 0; idx < xCatalogs.length; idx++) {
            urls[idx] = xCatalogs[idx].getUrl();
        }
        return urls;
    }

    /**
     * Get the parser to use.
     */
    public ParserType getName() {
        return ParserType.getType(getAttributeNull(NAME_ATTR));
    }

    /**
     * Set the parser to use.
     */
    public void setName(ParserType value) {
        if (value == null) {
            removeAttribute(NAME_ATTR);
        } else {
            setAttribute(NAME_ATTR, value.getName());
        }
    }

    /**
     * Get the document validation flag.  Returns null if not specified.
     */
    public Boolean getValidate() {
        return getBooleanObjectAttribute(VALIDATE_ATTR);
    }

    /**
     * Set the document validation flag.  Use a null value to make
     * attribute unspecified.
     */
    public void setValidate(Boolean validate) {
        setBooleanObjectAttribute(VALIDATE_ATTR, validate);
    }

    /**
     * Set the document validation flag.
     */
    public void setValidate(boolean validate) {
        setBooleanAttribute(VALIDATE_ATTR, validate);
    }

    /**
     * Get the parser warning flag.  Returns null if not specified.
     */
    public boolean getWarnings() {
        return getBooleanAttribute(WARNINGS_ATTR, true);
    }

    /**
     * Set the document validation flag.
     */
    public void setWarnings(boolean warnings) {
        setBooleanAttribute(WARNINGS_ATTR, warnings, true);
    }
}