nl.cyso.vcloud.client.config.IgnorePosixParser.java Source code

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Here is the source code for nl.cyso.vcloud.client.config.IgnorePosixParser.java

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/*
 * Copyright (c) 2013 Cyso < development [at] cyso . nl >
 *
 * This file is part of vcloud-client.
 *
 * vcloud-client 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, either version 3 of the License, or
 * (at your option) any later version.
 *
 * vcloud-client 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 vcloud-client. If not, see <http://www.gnu.org/licenses/>.
 */
package nl.cyso.vcloud.client.config;

import java.util.Iterator;
import java.util.List;
import java.util.ListIterator;

import org.apache.commons.cli.MissingOptionException;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.ParseException;
import org.apache.commons.cli.PosixParser;

public class IgnorePosixParser extends PosixParser {
    private boolean ignoreUnknown = false;

    public IgnorePosixParser() {
        super();
    }

    public IgnorePosixParser(boolean ignore) {
        super();
        this.setIgnoreUnknown(ignore);
    }

    protected void setIgnoreUnknown(boolean ignore) {
        this.ignoreUnknown = ignore;
    }

    @SuppressWarnings("rawtypes")
    protected void processOption(final String arg, final ListIterator iter) throws ParseException {
        boolean hasOption = this.getOptions().hasOption(arg);

        if (hasOption || !this.ignoreUnknown) {
            super.processOption(arg, iter);
        }
    }

    @SuppressWarnings("rawtypes")
    protected void checkRequiredOptions() throws MissingOptionException {
        List requiredOptions = this.getRequiredOptions();
        if (!requiredOptions.isEmpty()) {
            Iterator it = requiredOptions.iterator();
            while (it.hasNext()) {
                Object opt = it.next();
                if (opt.getClass().equals(String.class)) {
                    if (Configuration.has(((String) opt))) {
                        it.remove();
                    }
                } else if (opt.getClass().equals(Option.class)) {
                    if (Configuration.has(((Option) opt).getLongOpt())) {
                        it.remove();
                    }
                }
            }
        }
        if (!requiredOptions.isEmpty()) {
            throw new MissingOptionException(requiredOptions);
        }
    }
}