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The start utility
There is a newer version: 12.0.13
//
//  ========================================================================
//  Copyright (c) 1995-2018 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//

package org.eclipse.jetty.start;

import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import org.eclipse.jetty.start.RawArgs.Entry;

public class RawArgs implements Iterable
{
    public class Entry
    {
        private String line;
        private String origin;

        private Entry(String line, String origin)
        {
            this.line = line;
            this.origin = origin;
        }

        public String getLine()
        {
            return line;
        }

        public String getOrigin()
        {
            return origin;
        }

        public boolean startsWith(String val)
        {
            return line.startsWith(val);
        }
    }

    /**
     * All of the args, in argument order
     */
    private List args = new ArrayList<>();

    public void addAll(List lines, Path sourceFile)
    {
        String source = sourceFile.toAbsolutePath().toString();
        for (String line : lines)
        {
            addArg(line,source);
        }
    }

    public void addArg(final String rawline, final String source)
    {
        if (rawline == null)
        {
            return;
        }

        String line = rawline.trim();
        if (line.length() == 0)
        {
            return;
        }

        args.add(new Entry(line,source));
    }

    @Override
    public Iterator iterator()
    {
        return args.iterator();
    }

    public int size()
    {
        return args.size();
    }
}