PuzzleSourceResolver.java :  » Game » andoku » com » googlecode » andoku » source » Android Open Source

/*
 * Andoku - a sudoku puzzle game for Android.
 * Copyright (C) 2009  Markus Wiederkehr
 *
 * This file is part of Andoku.
 *
 * Andoku 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Andoku 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 for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Andoku.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.googlecode.andoku.source;

import android.content.Context;
import android.content.res.AssetManager;

import com.googlecode.andoku.db.AndokuDatabase;

public class PuzzleSourceResolver {
  private PuzzleSourceResolver() {
  }

  public static PuzzleSource resolveSource(Context context, String puzzleSourceId) {
    if (PuzzleSourceIds.isAssetSource(puzzleSourceId))
      return resolveAssetSource(context, PuzzleSourceIds.getAssetFolderName(puzzleSourceId));

    if (PuzzleSourceIds.isDbSource(puzzleSourceId))
      return resolveDbSource(context, PuzzleSourceIds.getDbFolderId(puzzleSourceId));

    throw new IllegalArgumentException(puzzleSourceId);
  }

  private static PuzzleSource resolveAssetSource(Context context, String folderName) {
    AssetManager assets = context.getAssets();
    return new AssetsPuzzleSource(assets, folderName);
  }

  private static PuzzleSource resolveDbSource(Context context, long folderId) {
    AndokuDatabase db = new AndokuDatabase(context);
    return new DbPuzzleSource(db, folderId);
  }
}