AssetUtils.java

/*
 * Copyright (C) 2015 Federico Iosue (federico.iosue@gmail.com)
 *
 * This program 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.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package it.feio.android.omninotes.utils;

import android.content.res.AssetManager;

import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;


public class AssetUtils {

    public static boolean exists(String fileName, String path,
                                 AssetManager assetManager) throws IOException {
        for (String currentFileName : assetManager.list(path)) {
            if (currentFileName.equals(fileName)) {
                return true;
            }
        }
        return false;
    }


    public static String[] list(String path, AssetManager assetManager)
            throws IOException {
        String[] files = assetManager.list(path);
        Arrays.sort(files);
        return files;
    }


    /**
     * Loads a file into string
     */
    public static String readFile(String fileName, AssetManager assetManager) throws IOException {
        InputStream input;
        input = assetManager.open(fileName);
        int size = input.available();
        byte[] buffer = new byte[size];
        input.read(buffer);
        input.close();
        return new String(buffer);
    }
}