com.tactfactory.harmony.generator.androidxml.DimensFile.java Source code

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Here is the source code for com.tactfactory.harmony.generator.androidxml.DimensFile.java

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/**
 * This file is part of the Harmony package.
 *
 * (c) Mickael Gaillard <mickael.gaillard@tactfactory.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
package com.tactfactory.harmony.generator.androidxml;

import java.util.ArrayList;
import java.util.List;

import org.jdom2.Element;
import org.jdom2.Namespace;

import com.tactfactory.harmony.platform.IAdapter;
import com.tactfactory.harmony.updater.old.IXmlUtil;

/**
 * Represents an android dimens.xml file.
 */
public class DimensFile extends XmlManager implements IXmlUtil {
    /** Resources element. */
    private final static String ELEMENT_ROOT = "resources";
    /** Dimen element. */
    private final static String ELEMENT_DIMEN = "dimen";
    /** Name Attribute. */
    private final static String ATTRIBUTE_NAME = "name";

    /**
     * List of defined dimens.
     */
    protected ArrayList<Dimen> dimens = new ArrayList<Dimen>();

    /**
     * Constructor.
     * 
     * @param adapter The adapter
     * @param dimenFilePath The file path
     */
    public DimensFile(IAdapter adapter, String dimenFilePath) {
        super(adapter, dimenFilePath);
        Element root = this.getDocument().getRootElement();
        List<Element> dimens = root.getChildren(ELEMENT_DIMEN);
        for (Element dimen : dimens) {
            this.dimens.add(new Dimen(dimen));
        }

    }

    public DimensFile() {

    }

    /**
     * Add a dimen if it doesn't exist yet.
     * 
     * @param dimen The dimen to add.
     */
    public void addDimen(Dimen dimen) {
        if (getDimen(dimen.getName()) == null) {
            this.dimens.add(dimen);
            this.getDocument().getRootElement().addContent(dimen.getElement());
        }
    }

    /** 
     * Get the dimen named name.
     * 
     * @param name The name of the dimen
     * @return The dimen
     */
    public Dimen getDimen(String name) {
        Dimen result = null;
        for (Dimen dimen : this.dimens) {
            if (dimen.getName().equals(name)) {
                result = dimen;
            }
        }
        return result;
    }

    /**
     * Merge a DimensFile into this one.
     * 
     * @param dimenManager The dimensfile to merge into this one
     */
    public void mergeFrom(DimensFile dimenManager) {
        ArrayList<Dimen> dimens = dimenManager.dimens;
        for (Dimen dimen : dimens) {
            this.addDimen(dimen.clone());
        }
    }

    /**
     * Class representing an android dimen.
     */
    public static class Dimen {
        /** The associated xml element. */
        protected Element element;
        /** Dimen's name. */
        protected String name;
        /** Dimen's value. */
        protected String value;

        /**
         * Empty constructor.
         */
        public Dimen() {
            this.element = new Element(ELEMENT_DIMEN);
        }

        /**
         * Clone the dimen.
         * 
         * @return The dimen
         */
        public Dimen clone() {
            Dimen result = new Dimen();
            result.setName(this.name);
            result.setValue(this.value);

            return result;
        }

        /**
         * Constructor.
         * 
         * @param element The element to extract
         */
        public Dimen(Element element) {
            this.element = element;
            this.parseFromElement();
        }

        /**
         * Parse the element to fill this dimen.
         */
        private void parseFromElement() {

            this.name = this.element.getAttributeValue(ATTRIBUTE_NAME);
            this.value = this.element.getValue();
        }

        /**
         * @return the element
         */
        public final Element getElement() {
            return element;
        }

        /**
         * @return the name
         */
        public final String getName() {
            return name;
        }

        /**
         * @param name the name to set
         */
        public final void setName(String name) {
            this.name = name;
            this.element.setAttribute(ATTRIBUTE_NAME, this.name);
        }

        /**
         * @return the name
         */
        public final String getValue() {
            return this.value;
        }

        /**
         * @param name the name to set
         */
        public final void setValue(String value) {
            this.value = value;
            this.element.setText(value);
        }
    }

    /**
     * Merge a dimens.xml files into another one. 
     * @param adapter The adapter
     * @param from The source dimens.xml 
     * @param to The dimens.xml to overwrite
     */
    public static void mergeFromTo(IAdapter adapter, String from, String to) {
        DimensFile fromDimens = new DimensFile(adapter, from);
        DimensFile toDimens = new DimensFile(adapter, to);
        toDimens.mergeFrom(fromDimens);
        toDimens.save();
    }

    @Override
    protected Element getDefaultRoot() {
        Element rootElement = new Element(ELEMENT_ROOT);
        rootElement.addNamespaceDeclaration(
                Namespace.getNamespace("android", "http://schemas.android.com/apk/res/android"));
        return rootElement;
    }

    @Override
    public void mergeFiles(String from, String to) {
        mergeFromTo(null, from, to);
    }

    @Override
    public void open(String file) {
        // TODO Auto-generated method stub

    }

    @Override
    public String addElement(String key, String value) {
        // TODO Auto-generated method stub
        return null;
    }
}