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 java.io.File; import java.io.FilenameFilter; import java.io.IOException; public class Main { public static void deleteFromInternalStorage(Context context, final String contains) throws IOException { File file = context.getFilesDir(); FilenameFilter filter = new FilenameFilter() { @Override public boolean accept(File dir, String filename) { return filename.contains(contains); } }; File[] files = file.listFiles(filter); if (files != null) { for (File f : files) { //noinspection ResultOfMethodCallIgnored if (!f.delete()) { throw new IOException("Error while deleting files"); } } } } }