TextUtils.java

/*
 * Copyright 2006-2015 The MZmine 3 Development Team
 * 
 * This file is part of MZmine 3.
 * 
 * MZmine 3 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 2 of the
 * License, or (at your option) any later version.
 * 
 * MZmine 3 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 MZmine 3; if not,
 * write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
 * USA
 */

package io.github.mzmine.util;

import java.util.regex.Pattern;

/**
 * Text processing utilities
 */
public class TextUtils {

  /**
   * Generates a regular expression from a string that contains asterisks (*) as wild cards.
   * Basically, it replaces all * with .*
   */
  public static String createRegexFromWildcards(String text) {
    final StringBuilder regex = new StringBuilder("^");
    String sections[] = text.split("\\*", -1);
    for (int i = 0; i < sections.length; i++) {
      if (i > 0)
        regex.append(".*");
      regex.append(Pattern.quote(sections[i]));
    }
    regex.append("$");
    return regex.toString();
  }

}