/*
* 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
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*/
/*
* 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 java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import static java.util.Collections.*;
import jdk.internal.joptsimple.internal.Reflection;
import jdk.internal.joptsimple.internal.ReflectionException;
import static jdk.internal.joptsimple.internal.Strings.*;
/**
* @param <V> represents the type of the arguments this option accepts
* @author <a href="mailto:pholser@alumni.rice.edu">Paul Holser</a>
*/
abstract class AbstractOptionSpec<V> implements OptionSpec<V>, OptionDescriptor {
private final List<String> options = new ArrayList<String>();
private final String description;
private boolean forHelp;
protected AbstractOptionSpec( String option ) {
this( singletonList( option ), EMPTY );
}
protected AbstractOptionSpec( Collection<String> options, String description ) {
arrangeOptions( options );
this.description = description;
}
public final Collection<String> options() {
return unmodifiableList( options );
}
public final List<V> values( OptionSet detectedOptions ) {
return detectedOptions.valuesOf( this );
}
public final V value( OptionSet detectedOptions ) {
return detectedOptions.valueOf( this );
}
public String description() {
return description;
}
public final AbstractOptionSpec<V> forHelp() {
forHelp = true;
return this;
}
public final boolean isForHelp() {
return forHelp;
}
public boolean representsNonOptions() {
return false;
}
protected abstract V convert( String argument );
protected V convertWith( ValueConverter<V> converter, String argument ) {
try {
return Reflection.convertWith( converter, argument );
}
catch ( ReflectionException ex ) {
throw new OptionArgumentConversionException( options(), argument, ex );
}
catch ( ValueConversionException ex ) {
throw new OptionArgumentConversionException( options(), argument, ex );
}
}
protected String argumentTypeIndicatorFrom( ValueConverter<V> converter ) {
if ( converter == null )
return null;
String pattern = converter.valuePattern();
return pattern == null ? converter.valueType().getName() : pattern;
}
abstract void handleOption( OptionParser parser, ArgumentList arguments, OptionSet detectedOptions,
String detectedArgument );
private void arrangeOptions( Collection<String> unarranged ) {
if ( unarranged.size() == 1 ) {
options.addAll( unarranged );
return;
}
List<String> shortOptions = new ArrayList<String>();
List<String> longOptions = new ArrayList<String>();
for ( String each : unarranged ) {
if ( each.length() == 1 )
shortOptions.add( each );
else
longOptions.add( each );
}
sort( shortOptions );
sort( longOptions );
options.addAll( shortOptions );
options.addAll( longOptions );
}
@Override
public boolean equals( Object that ) {
if ( !( that instanceof AbstractOptionSpec<?> ) )
return false;
AbstractOptionSpec<?> other = (AbstractOptionSpec<?>) that;
return options.equals( other.options );
}
@Override
public int hashCode() {
return options.hashCode();
}
@Override
public String toString() {
return options.toString();
}
}