Java tutorial
//package com.java2s; /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ import android.content.Context; import java.io.File; public class Main { public static void removeOldVersionFiles(Context context, String fileName) { File dataDirPath = new File(context.getApplicationInfo().dataDir); File[] fileList = dataDirPath.listFiles(); for (File file : fileList) { if (file.getAbsoluteFile().toString().endsWith(fileName)) { file.delete(); } } } }