Java tutorial
//package com.java2s; /* * Copyright (C) Stichting Akvo (Akvo Foundation) * * This file is part of Akvo Caddisfly. * * Akvo Caddisfly 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. * * Akvo Caddisfly 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 Akvo Caddisfly. If not, see <http://www.gnu.org/licenses/>. */ import android.content.Context; import android.util.Log; import java.io.FileOutputStream; import java.io.IOException; import java.nio.charset.StandardCharsets; public class Main { private static final String TAG = "FileUtil"; public static void writeToInternalStorage(Context context, String fileName, String json) { FileOutputStream outputStream = null; try { outputStream = context.openFileOutput(fileName, Context.MODE_PRIVATE); for (byte s : json.getBytes(StandardCharsets.UTF_8)) { outputStream.write(s); } } catch (Exception e) { Log.e(TAG, e.getMessage(), e); } finally { if (outputStream != null) { try { outputStream.close(); } catch (IOException e) { Log.e(TAG, e.getMessage(), e); } } } } }