Here you can find the source of validateDockerfilePath(String name)
public static boolean validateDockerfilePath(String name)
//package com.java2s; /**/*w w w . ja v a2 s . c om*/ * Copyright (c) Microsoft Corporation * <p/> * All rights reserved. * <p/> * MIT License * <p/> * Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated * documentation files (the "Software"), to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and * to permit persons to whom the Software is furnished to do so, subject to the following conditions: * <p/> * The above copyright notice and this permission notice shall be included in all copies or substantial portions of * the Software. * <p/> * THE SOFTWARE IS PROVIDED *AS IS*, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO * THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ import java.nio.file.Files; import java.nio.file.Paths; public class Main { public static boolean validateDockerfilePath(String name) { return Files.exists(Paths.get(name)) && Files.isRegularFile(Paths.get(name)) && Files.isReadable(Paths.get(name)); } }