org.dishevelled.commandline.argument.ByteSetArgument.java Source code

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Here is the source code for org.dishevelled.commandline.argument.ByteSetArgument.java

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/*
    
dsh-commandline  Command line parser based on typed arguments.
Copyright (c) 2004-2014 held jointly by the individual authors.
    
This library 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 3 of the License, or (at
your option) any later version.
    
This library is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; with out 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 library;  if not, write to the Free Software Foundation,
Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA.
    
> http://www.fsf.org/licensing/licenses/lgpl.html
> http://www.opensource.org/licenses/lgpl-license.php
    
*/
package org.dishevelled.commandline.argument;

import java.util.Set;
import java.util.HashSet;
import java.util.StringTokenizer;

import org.apache.commons.lang.StringUtils;

/**
 * A byte set argument.
 *
 * @author  Michael Heuer
 */
public final class ByteSetArgument extends AbstractArgument<Set<Byte>> {

    /**
     * Create a new integer set argument.
     *
     * @param shortName short argument name
     * @param longName long argument name
     * @param description argument description
     * @param required <code>true</code> if this argument is required
     */
    public ByteSetArgument(final String shortName, final String longName, final String description,
            final boolean required) {
        super(shortName, longName, description, required);
    }

    /** {@inheritDoc} */
    protected Set<Byte> convert(final String s) throws Exception {
        Set<Byte> set = new HashSet<Byte>();
        StringTokenizer st = new StringTokenizer(s, ",");
        while (st.hasMoreTokens()) {
            String token = StringUtils.stripToEmpty(st.nextToken());
            Byte b = Byte.valueOf(token);
            set.add(b);
        }
        return set;
    }
}