Java tutorial
//package com.java2s; /* * encdroid - EncFS client application for Android * Copyright (C) 2013 Mark R. Pariente * * 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/>. */ import android.text.TextUtils; import android.webkit.MimeTypeMap; public class Main { public static String getMimeTypeFromFileName(String fileName) { return MimeTypeMap.getSingleton().getMimeTypeFromExtension(getExtensionFromFileName(fileName)); } public static String getExtensionFromFileName(String fileName) { // Figure out the MIME type String extension = MimeTypeMap.getFileExtensionFromUrl(fileName); if (TextUtils.isEmpty(extension)) { /* * getFileExtensionFromUrl doesn't work for files with spaces */ int dotIndex = fileName.lastIndexOf('.'); if (dotIndex >= 0) { extension = fileName.substring(dotIndex + 1); } } return extension; } }