Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import java.io.File; public class Main { public static void cleanDatabases(Context context) { deleteFilesByDirectory(new File( context.getFilesDir().getPath() + context.getPackageName() + File.separator + "databases")); } private static void deleteFilesByDirectory(File directory) { if (directory != null && directory.exists() && directory.isDirectory()) { for (File item : directory.listFiles()) { item.delete(); } } } }