Here you can find the source of delete(File file)
public static boolean delete(File file) throws IOException
//package com.java2s; /*// www . j av a2 s . co m * * * Copyright 2014 Orient Technologies LTD (info(at)orientechnologies.com) * * * * 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. * * * * For more information: http://www.orientechnologies.com * */ import java.io.File; import java.io.IOException; import java.nio.file.*; public class Main { public static boolean delete(File file) throws IOException { if (!file.exists()) return true; try { final FileSystem fileSystem = FileSystems.getDefault(); final Path path = fileSystem.getPath(file.getAbsolutePath()); Files.delete(path); return true; } catch (FileSystemException e) { return false; } } }