Java tutorial
// Copyright 2013 fernando.hernandez // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // http://www.apache.org/licenses/LICENSE-2.0 // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. package com.book.identification; import java.io.File; import org.apache.commons.io.FilenameUtils; public enum FileType { PDF, CHM; public static FileType valueOf(File file) { String extension = FilenameUtils.getExtension(file.getName()); return FileType.valueOf(extension.toUpperCase()); } }