author | jlahoda |
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/* |
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* Copyright (c) 2009, 2015, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/* |
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* This file is available under and governed by the GNU General Public |
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* License version 2 only, as published by the Free Software Foundation. |
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* However, the following notice accompanied the original version of this |
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* file: |
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* |
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* The MIT License |
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* |
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* Copyright (c) 2004-2015 Paul R. Holser, Jr. |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining |
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* a copy of this software and associated documentation files (the |
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* "Software"), to deal in the Software without restriction, including |
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* without limitation the rights to use, copy, modify, merge, publish, |
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* distribute, sublicense, and/or sell copies of the Software, and to |
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* permit persons to whom the Software is furnished to do so, subject to |
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* the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be |
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* included in all copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE |
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
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*/ |
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package jdk.internal.joptsimple; |
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import java.util.ArrayList; |
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import java.util.Collection; |
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import java.util.Iterator; |
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import java.util.LinkedHashSet; |
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import java.util.List; |
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import java.util.Locale; |
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import java.util.Set; |
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import jdk.internal.joptsimple.internal.Strings; |
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import static java.util.Collections.*; |
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import static jdk.internal.joptsimple.internal.Messages.*; |
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/** |
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* Thrown when a problem occurs during option parsing. |
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* |
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* @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a> |
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*/ |
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public abstract class OptionException extends RuntimeException { |
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private static final long serialVersionUID = -1L; |
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private final List<String> options = new ArrayList<>(); |
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protected OptionException( List<String> options ) { |
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this.options.addAll( options ); |
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} |
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protected OptionException( Collection<? extends OptionSpec<?>> options ) { |
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this.options.addAll( specsToStrings( options ) ); |
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} |
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protected OptionException( Collection<? extends OptionSpec<?>> options, Throwable cause ) { |
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super( cause ); |
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this.options.addAll( specsToStrings( options ) ); |
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} |
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private List<String> specsToStrings( Collection<? extends OptionSpec<?>> options ) { |
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List<String> strings = new ArrayList<>(); |
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for ( OptionSpec<?> each : options ) |
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strings.add( specToString( each ) ); |
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return strings; |
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} |
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private String specToString( OptionSpec<?> option ) { |
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return Strings.join( new ArrayList<>( option.options() ), "/" ); |
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} |
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/** |
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* Gives the option being considered when the exception was created. |
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* |
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* @return the option being considered when the exception was created |
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*/ |
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public List<String> options() { |
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return unmodifiableList( options ); |
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} |
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protected final String singleOptionString() { |
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return singleOptionString( options.get( 0 ) ); |
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} |
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protected final String singleOptionString( String option ) { |
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return option; |
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} |
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protected final String multipleOptionString() { |
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StringBuilder buffer = new StringBuilder( "[" ); |
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Set<String> asSet = new LinkedHashSet<String>( options ); |
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for ( Iterator<String> iter = asSet.iterator(); iter.hasNext(); ) { |
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buffer.append( singleOptionString(iter.next()) ); |
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if ( iter.hasNext() ) |
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buffer.append( ", " ); |
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} |
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buffer.append( ']' ); |
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return buffer.toString(); |
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} |
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static OptionException unrecognizedOption( String option ) { |
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return new UnrecognizedOptionException( option ); |
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} |
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@Override |
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public final String getMessage() { |
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return localizedMessage( Locale.getDefault() ); |
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} |
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final String localizedMessage( Locale locale ) { |
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return formattedMessage( locale ); |
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} |
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private String formattedMessage( Locale locale ) { |
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return message( locale, "jdk.internal.joptsimple.ExceptionMessages", getClass(), "message", messageArguments() ); |
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} |
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abstract Object[] messageArguments(); |
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} |