Java XML Parse String parseArguments(final String command)

Description

Parses the specified command into an array of arguments.

License

Open Source License

Parameter

Parameter	Description
command	The command to parse

Return

An array of arguments corresponding to the command

Declaration

public static String[] parseArguments(final String command) 

Method Source Code

//package com.java2s;
/*/*from  w ww . j a v a2  s  .co m*/
 * Copyright (c) 2006-2015 DMDirc Developers
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

import java.util.ArrayList;
import java.util.List;

public class Main {
    /**
     * Parses the specified command into an array of arguments. Arguments are
     * separated by spaces. Multi-word arguments may be specified by starting
     * the argument with a quote (") and finishing it with a quote (").
     *
     * @param command The command to parse
     * @return An array of arguments corresponding to the command
     */
    public static String[] parseArguments(final String command) {
        final List<String> args = new ArrayList<>();
        final StringBuilder builder = new StringBuilder();
        boolean inquote = false;

        for (String word : command.split(" ")) {
            if (word.endsWith("\"") && inquote) {
                args.add(builder.toString() + ' ' + word.substring(0, word.length() - 1));
                builder.delete(0, builder.length());
                inquote = false;
            } else if (inquote) {
                builder.append(' ');
                builder.append(word);
            } else if (word.startsWith("\"") && !word.endsWith("\"")) {
                inquote = true;
                builder.append(word.substring(1));
            } else if (word.startsWith("\"") && word.endsWith("\"")) {
                if (word.length() == 1) {
                    inquote = true;
                } else {
                    args.add(word.substring(1, word.length() - 1));
                }
            } else {
                args.add(word);
            }
        }

        return args.toArray(new String[args.size()]);
    }
}

Related

1. parseArgs(String text)
2. parseArgs(String[] args)
3. parseArgs(String[] args)
4. parseArgsString(String args)
5. parseArgsToVmArgs(String[] args, String prefixOfVmArgs)
6. parseArguments(String args)
7. parseArguments(String[] arguments, String delimiter)
8. parseArgumentString(String argStr)
9. parseArgumentString(String command)