/*
* RHQ Management Platform
* Copyright (C) 2005-2014 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation version 2 of the License.
*
* This program 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.rhq.server.control;
import java.util.ListIterator;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;
/**
* @author Jirka Kremser
*
* This parser class throws an exception if it finds some unknown option.
* Option in the commons-cli terminology is the command line token starting with '-' or '--')
*
*/
public class RHQPosixParser extends PosixParser {
private boolean ignoreUnrecognizedOption;
public RHQPosixParser() {
this(false);
}
public RHQPosixParser(final boolean ignoreUnrecognizedOption) {
this.ignoreUnrecognizedOption = ignoreUnrecognizedOption;
}
@Override
protected void processOption(final String arg, final ListIterator iter) throws ParseException {
boolean hasOption = getOptions().hasOption(arg);
if (!ignoreUnrecognizedOption && !hasOption) {
throw new ParseException("Unknown option: " + arg);
}
super.processOption(arg, iter);
}
}