| /* |
| * Copyright (c) 2009, 2015, 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. |
| */ |
| |
| /* |
| * This file is available under and governed by the GNU General Public |
| * License version 2 only, as published by the Free Software Foundation. |
| * However, the following notice accompanied the original version of this |
| * file: |
| * |
| * The MIT License |
| * |
| * Copyright (c) 2004-2014 Paul R. Holser, Jr. |
| * |
| * 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: |
| * |
| * The above copyright notice and this permission notice shall be |
| * included in all copies or substantial portions of the Software. |
| * |
| * 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. |
| */ |
| |
| package jdk.internal.joptsimple; |
| |
| import static jdk.internal.joptsimple.ParserRules.*; |
| |
| /** |
| * Abstraction of parser state; mostly serves to model how a parser behaves depending on whether end-of-options |
| * has been detected. |
| * |
| * @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a> |
| */ |
| abstract class OptionParserState { |
| static OptionParserState noMoreOptions() { |
| return new OptionParserState() { |
| @Override |
| protected void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions ) { |
| parser.handleNonOptionArgument( arguments.next(), arguments, detectedOptions ); |
| } |
| }; |
| } |
| |
| static OptionParserState moreOptions( final boolean posixlyCorrect ) { |
| return new OptionParserState() { |
| @Override |
| protected void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions ) { |
| String candidate = arguments.next(); |
| try { |
| if ( isOptionTerminator( candidate ) ) { |
| parser.noMoreOptions(); |
| return; |
| } else if ( isLongOptionToken( candidate ) ) { |
| parser.handleLongOptionToken( candidate, arguments, detectedOptions ); |
| return; |
| } else if ( isShortOptionToken( candidate ) ) { |
| parser.handleShortOptionToken( candidate, arguments, detectedOptions ); |
| return; |
| } |
| } catch ( UnrecognizedOptionException e ) { |
| if ( !parser.doesAllowsUnrecognizedOptions() ) |
| throw e; |
| } |
| |
| if ( posixlyCorrect ) |
| parser.noMoreOptions(); |
| |
| parser.handleNonOptionArgument( candidate, arguments, detectedOptions ); |
| } |
| }; |
| } |
| |
| protected abstract void handleArgument( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions ); |
| } |