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Adds a menu item to the GUIChooser's main menu for converting command-lines into code snippets.

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/*
 *   This program 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.
 *
 *   This program 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 this program.  If not, see .
 */

/**
 * StringArray.java
 * Copyright (C) 2016 University of Waikato, Hamilton, NZ
 */

package weka.core.code;

import weka.core.Utils;

/**
 * Turns the command into a String array.
 *
 * @author FracPete (fracpete at waikato dot ac dot nz)
 * @version $Revision$
 */
public class StringArray
  extends AbstractConverter {

  private static final long serialVersionUID = 684439147675462945L;

  /**
   * Returns the name of the conversion scheme.
   *
   * @return the name
   */
  @Override
  public String getName() {
    return "String array";
  }

  /**
   * Checks whether the command can be handled.
   *
   * @param cmd the command to check
   * @return true if converter handles the command
   */
  @Override
  public boolean handles(String cmd) {
    return true;
  }

  /**
   * Converts the command.
   *
   * @param cmd the command to convert.
   * @return the generated code or null in case of an error
   */
  @Override
  public String convert(String cmd) {
    StringBuilder	result;
    String[]		options;
    int			i;

    result = new StringBuilder();

    try {
      options = Utils.splitOptions(cmd);
      result.append("String[] options = new String[").append(options.length).append("];");
      for (i = 0; i < options.length; i++) {
	result.append("\n");
	result.append("options[").append(i).append("] = \"");
	result.append(Utils.backQuoteChars(options[i]));
	result.append("\";");
      }
    }
    catch (Exception e) {
      System.err.println("Failed to parse command-line!");
      e.printStackTrace();
      return null;
    }

    return result.toString();
  }
}