de.topobyte.utilities.apache.commons.cli.OptionUtil.java Source code

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Here is the source code for de.topobyte.utilities.apache.commons.cli.OptionUtil.java

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// Copyright 2016 Sebastian Kuerten
//
// This file is part of commons-cli-helper.
//
// commons-cli-helper 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.
//
// commons-cli-helper 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 commons-cli-helper. If not, see <http://www.gnu.org/licenses/>.

package de.topobyte.utilities.apache.commons.cli;

import org.apache.commons.cli.Option;

public class OptionUtil {

    /**
     * This method provides the same functionality as the {@link Option}'s
     * {@code getKey()} method, which has package private visibility however. It
     * returns {@link Option#getOpt()} if the return value of that method is
     * non-null and {@link Option#getLongOpt()} otherwise.
     * 
     * @param option
     *            the option to get the key for.
     */
    public static String getKey(Option option) {
        String opt = option.getOpt();
        return opt != null ? opt : option.getLongOpt();
    }

}