| /* |
| * 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.Path; |
| import java.nio.file.Paths; |
| import java.text.MessageFormat; |
| import java.util.ResourceBundle; |
| |
| import jdk.internal.joptsimple.ValueConversionException; |
| import jdk.internal.joptsimple.ValueConverter; |
| |
| /** |
| * Converts command line options to {@link Path} objects and checks the status of the underlying file. |
| */ |
| public class PathConverter implements ValueConverter<Path> { |
| private final PathProperties[] pathProperties; |
| |
| public PathConverter( PathProperties... pathProperties ) { |
| this.pathProperties = pathProperties; |
| } |
| |
| @Override |
| public Path convert( String value ) { |
| Path path = Paths.get(value); |
| |
| if ( pathProperties != null ) { |
| for ( PathProperties each : pathProperties ) { |
| if ( !each.accept( path ) ) |
| throw new ValueConversionException( message( each.getMessageKey(), path.toString() ) ); |
| } |
| } |
| |
| return path; |
| } |
| |
| @Override |
| public Class<Path> valueType() { |
| return Path.class; |
| } |
| |
| @Override |
| public String valuePattern() { |
| return null; |
| } |
| |
| private String message( String errorKey, String value ) { |
| ResourceBundle bundle = ResourceBundle.getBundle( "jdk.internal.joptsimple.ExceptionMessages" ); |
| Object[] arguments = new Object[] { value, valuePattern() }; |
| String template = bundle.getString( PathConverter.class.getName() + "." + errorKey + ".message" ); |
| return new MessageFormat( template ).format( arguments ); |
| } |
| } |