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

package org.enhydra.xml.xmlc.metadata;

import java.util.ArrayList;

import org.w3c.dom.Document;

/**
 * Java compiler metadata.
 */
public class JavaCompilerSection extends MetaDataElement {
    /**
     * Element name.
     */
    public static final String TAG_NAME = "javaCompiler";

    /**
     * Attribute names.
     */
    private static final String JAVAC_ATTR = "javac";

    /**
     * Default javac compiler.
     */
    public static final String DEFAULT_JAVAC = "javac";

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

    /**
     * Get the value of the javac attribute or the default if not specified.
     */
    public String getJavac() {
         String javac = getAttributeNull(JAVAC_ATTR);
         if (javac == null) {
             return DEFAULT_JAVAC;
         } else {
             return javac;
         }
    }

    /**
     * Set the value of the javac attribute.
     */
    public void setJavac(String value) {
        setAttribute(JAVAC_ATTR, value);
    }

    /**
     * Determine if the javac attribute is specified.
     */
    public boolean isJavacSpecified() {
        return isAttributeSpecified(JAVAC_ATTR);
    }

    /**
     * Get the JavacOption child elements.
     */
    public JavacOption[] getJavacOptions() {
        return (JavacOption[])getChildren(JavacOption.class);
    }

    /**
     * Add a JavacOption child element.
     */
    public void addJavacOption(JavacOption javacOption) {
        appendChild(javacOption);
    }

    /**
     * Create and add a new JavacOption child element.
     */
    public JavacOption addJavacOption() {
        JavacOption javacOption = new JavacOption(getOwnerDocument());
        appendChild(javacOption);
        return javacOption;
    }

    /**
     * Delete a JavacOption child element.
     */
    public void deleteJavacOption(JavacOption javacOption) {
        removeChild(javacOption);
    }

    /**
     * Delete a JavacOption child element by name.  Ignore if it doesn't
     * exist.  Deletes all copies if specified multiple times.
     */
    public void deleteJavacOption(String optionName) {
        JavacOption[] options = getJavacOptions();
        for (int idx = 0; idx < options.length; idx++) {
            if (options[idx].getName().equals(optionName)) {
                removeChild(options[idx]);
            }
        }
    }

    /*
     * Get the javac arguments (flags + options), in command line form.
     */
    public String[] getJavacArgs() {
        ArrayList args = new ArrayList();

        JavacOption[] options = getJavacOptions();
        for (int idx = 0; idx < options.length; idx++) {
            args.add(options[idx].getName());
            String value = options[idx].getValue();
            if (value != null) {
                args.add(value);
            }
        }
        return (String[])args.toArray(new String[args.size()]);
    }
}