/*
 * Copyright 2010 Pablo Arrighi, Alex Concha, Miguel Lezama for version 1.
 * Copyright 2013 Pablo Arrighi, Miguel Lezama, Kevin Mazet for version 2.    
 *
 * This file is part of GOOL.
 *
 * GOOL is free software: you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation, version 3.
 *
 * GOOL is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * See the GNU General Public License version 3 for more details.
 *
 * You should have received a copy of the GNU General Public License along with GOOL,
 * in the file COPYING.txt.  If not, see <http://www.gnu.org/licenses/>.
 */

package gool.generator.android;

import gool.Settings;
import gool.executor.android.AndroidCompiler;
import gool.executor.common.SpecificCompiler;
import gool.generator.common.CodePrinter;
import gool.generator.common.Platform;
import java.io.File;
import java.util.ArrayList;

/**
 * This is the default Android Platform. It uses the output folders specified in
 * Settings. It uses AndroidCodePrinter for concrete Android generation. It uses
 * AndroidCompiler for compiling and executing the generated concrete Java.
 * Since it is fully specified, and since there should only ever be one instance
 * of it, this could almost have been a static class. But since platforms in
 * general are objects, this is not the case. Still, we make sure that there is
 * always only one instance of this object.
 */
public class AndroidPlatform extends Platform {

	private final String outputDir = Settings.get("android_out_dir");

	private AndroidPlatform() {
		super("ANDROID");
	}

	@Override
	protected CodePrinter initializeCodeWriter() {
		return new AndroidCodePrinter(new File(outputDir));
	}

	@Override
	protected SpecificCompiler initializeCompiler() {
		return new AndroidCompiler(new File(outputDir), new ArrayList<File>());
	}

	/**
	 * What follows is to make sure that we always use the same instance of this
	 * object.
	 */

	private static AndroidPlatform instance = new AndroidPlatform();

	public static AndroidPlatform getInstance() {
		return instance;
	}

	public static void newInstance() {
		instance = new AndroidPlatform();
	}
}