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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: MetaData.java,v 1.2 2005/01/26 08:29:24 jkjome Exp $
 */

package org.enhydra.xml.xmlc.metadata;

import org.w3c.dom.Document;

/*
 * Notes:
 * Can't create section elements in constructor or we will get in
 * a second when added by the parser.  Instead, create them on the
 * fly.
 */


/**
 * Root element of XMLC metadata.  The child elements of this class represent
 * the major sections of the XMLC metadata.  Only one instance of a section
 * element object can exist.  All sections are created on first reference
 * if they don't exist to make it easy to use them to get defaults.
 */
public class MetaData extends MetaDataElement {
    /**
     * Element name.
     */
    public static final String TAG_NAME = "xmlc";

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

    /**
     * Get the parser metadata or null if it doesn't exist.
     */
    public Parser getParser() {
        return (Parser)getCreateChild(Parser.class);
    }

    /**
     * Set the parser metadata, or delete by setting to null.
     */
    public void setParser(Parser parser) {
        if (parser == null) {
            deleteChild(Parser.class);
        } else {
            setChild(parser);
        }
    }

    /**
     * Get the document class metadata or null if it doesn't exist.
     */
    public DocumentClass getDocumentClass() {
        return (DocumentClass)getCreateChild(DocumentClass.class);
    }

    /**
     * Set the document class metdata, or delete by specifying null.
     */
    public void setDocumentClass(DocumentClass documentClass) {
        if (documentClass == null) {
            deleteChild(DocumentClass.class);
        } else {
            setChild(documentClass);
        }
    }

    /**
     * Get the HTML metadata or null if it doesn't exist.
     */
    public HTMLSection getHTMLSection() {
        return (HTMLSection)getCreateChild(HTMLSection.class);
    }

    /**
     * Set the HTML metadata, or delete by specifying null.
     */
    public void setHTMLSection(HTMLSection htmlMetaData) {
        if (htmlMetaData == null) {
            deleteChild(HTMLSection.class);
        } else {
            setChild(htmlMetaData);
        }
    }

    /**
     * Get the DOM edits metadata or null if it doesn't exist.
     */
    public DOMEdits getDOMEdits() {
        return (DOMEdits)getCreateChild(DOMEdits.class);
    }

    /**
     * Set the DOM edits metadata, or delete by specifying null.
     */
    public void setDOMEdits(DOMEdits domEditsMetaData) {
        if (domEditsMetaData == null) {
            deleteChild(DOMEdits.class);
        } else {
            setChild(domEditsMetaData);
        }
    }

    /**
     * Get the java compiler metadata or null if it doesn't exist.
     */
    public JavaCompilerSection getJavaCompilerSection() {
        return (JavaCompilerSection)getCreateChild(JavaCompilerSection.class);
    }

    /**
     * Set the java compiler metadata, or delete by specifying null.
     */
    public void setJavaCompiler(JavaCompilerSection compilerSection) {
        if (compilerSection == null) {
            deleteChild(JavaCompilerSection.class);
        } else {
            setChild(compilerSection);
        }
    }

    /**
     * Get the document metadata or null if it doesn't exist.
     */
    public DocumentSection getDocumentSection() {
        return (DocumentSection)getCreateChild(DocumentSection.class);
    }

    /**
     * Set the document metadata, or delete by specifying null.
     */
    public void setDocumentSection(DocumentSection documentMetaData) {
        if (documentMetaData == null) {
            deleteChild(DocumentSection.class);
        } else {
            setChild(documentMetaData);
        }
    }

    /**
     * Get the compile options or null if it doesn't exist.
     */
    public CompileOptions getCompileOptions() {
        return (CompileOptions)getCreateChild(CompileOptions.class);
    }

    /**
     * Set the compile options, or delete by specifying null.
     */
    public void setCompileOptions(CompileOptions compileOptions) {
        if (compileOptions == null) {
            deleteChild(CompileOptions.class);
        } else {
            setChild(compileOptions);
        }
    }

    /**
     * Get the input document or null if it doesn't exist.
     */
    public InputDocument getInputDocument() {
        return (InputDocument)getCreateChild(InputDocument.class);
    }

    /**
     * Set the input document, or delete by specifying null.
     */
    public void setInputDocument(InputDocument inputDocument) {
        if (inputDocument == null) {
            deleteChild(InputDocument.class);
        } else {
            setChild(inputDocument);
        }
    }

    /**
     * Merge another element into this element.  Don't append clones of the
     * children, merge them.
     */
    protected void mergeElement(MetaDataElement srcElement) {
        mergeAttributes(srcElement);
        mergeSingletonChild(Parser.class, srcElement);
        mergeSingletonChild(DocumentClass.class, srcElement);
        mergeSingletonChild(HTMLSection.class, srcElement);
        mergeSingletonChild(DOMEdits.class, srcElement);
        mergeSingletonChild(JavaCompilerSection.class, srcElement);
        mergeSingletonChild(DocumentSection.class, srcElement);
        mergeSingletonChild(CompileOptions.class, srcElement);
        mergeSingletonChild(InputDocument.class, srcElement);
    }
}