hivemall.utils.lang.CommandLineUtils.java Source code

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Here is the source code for hivemall.utils.lang.CommandLineUtils.java

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/*
 * Hivemall: Hive scalable Machine Learning Library
 *
 * Copyright (C) 2015 Makoto YUI
 * Copyright (C) 2013-2015 National Institute of Advanced Industrial Science and Technology (AIST)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package hivemall.utils.lang;

import org.apache.commons.cli.BasicParser;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;

public final class CommandLineUtils {

    private CommandLineUtils() {
    }

    public static CommandLine parseOptions(final String[] args, final Options opts) {
        final BasicParser parser = new BasicParser();
        final CommandLine cl;
        try {
            cl = parser.parse(opts, args);
        } catch (ParseException e) {
            throw new IllegalArgumentException(e);
        }
        return cl;
    }
}