| /* |
| * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Oracle designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Oracle in the LICENSE file that accompanied this code. |
| * |
| * This code 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 |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| package jdk.internal.joptsimple.util; |
| |
| import java.nio.file.Files; |
| import java.nio.file.Path; |
| |
| /** |
| * Enum for checking common conditions of files and directories. |
| * |
| * @see jdk.internal.joptsimple.util.PathConverter |
| */ |
| public enum PathProperties { |
| FILE_EXISTING( "file.existing" ) { |
| @Override |
| boolean accept( Path path ) { |
| return Files.isRegularFile( path ); |
| } |
| }, |
| DIRECTORY_EXISTING( "directory.existing" ) { |
| @Override |
| boolean accept( Path path ) { |
| return Files.isDirectory( path ); |
| } |
| }, |
| NOT_EXISTING( "file.not.existing" ) { |
| @Override |
| boolean accept( Path path ) { |
| return Files.notExists( path ); |
| } |
| }, |
| FILE_OVERWRITABLE( "file.overwritable" ) { |
| @Override |
| boolean accept( Path path ) { |
| return FILE_EXISTING.accept( path ) && WRITABLE.accept( path ); |
| } |
| }, |
| READABLE( "file.readable" ) { |
| @Override |
| boolean accept( Path path ) { |
| return Files.isReadable( path ); |
| } |
| }, |
| WRITABLE( "file.writable" ) { |
| @Override |
| boolean accept( Path path ) { |
| return Files.isWritable( path ); |
| } |
| }; |
| |
| private final String messageKey; |
| |
| private PathProperties( String messageKey ) { |
| this.messageKey = messageKey; |
| } |
| |
| abstract boolean accept( Path path ); |
| |
| String getMessageKey() { |
| return messageKey; |
| } |
| } |