/*
* JBoss, by Red Hat.
* Copyright 2010, Red Hat, Inc., and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.forge.shell.command.parser;
import java.util.ArrayList;
import java.util.List;
import java.util.Queue;
import org.jboss.forge.parser.java.util.Strings;
import org.jboss.forge.shell.command.CommandMetadata;
import org.jboss.forge.shell.command.OptionMetadata;
/**
* @author <a href="mailto:lincolnbaxter@gmail.com">Lincoln Baxter, III</a>
*/
public class OrderedValueVarargsOptionParser implements CommandParser
{
@Override
public CommandParserContext parse(final CommandMetadata command, final Queue<String> tokens,
final CommandParserContext ctx)
{
try
{
OptionMetadata option = command.getOrderedOptionByIndex(ctx.getOrderedParamCount());
if (option.isVarargs())
{
List<String> args = new ArrayList<String>();
String lastToken = null;
// gobble unless we hit a named token
while (!tokens.isEmpty())
{
lastToken = tokens.peek();
if (lastToken.startsWith("-") && command.hasOption(lastToken.replaceAll("^--?", "")))
{
break;
}
lastToken = tokens.remove();
lastToken = Strings.stripQuotes(lastToken);
args.add(lastToken);
}
ctx.put(option, args.toArray(new String[args.size()]), Strings.stripQuotes(lastToken));
ctx.incrementParmCount();
}
}
catch (IllegalArgumentException e)
{
ctx.addWarning("The command [" + command + "] takes ["
+ command.getNumOrderedOptions() + "] unnamed argument(s), but found ["
+ (ctx.getOrderedParamCount() + 1)
+ "].");
}
return ctx;
}
}