Method isEmpty

src/java/org/apache/nutch/util/StringUtil.java:189–191

Checks if a string is empty (ie is null or empty).

(String str)

   * Checks if a string is empty (ie is null or empty).
   */
  public static boolean isEmpty(String str) {
    return (str == null) || (str.equals(""));
  }

  /**
   * Takes in a String value and cleans out any offending "�"