pars Character Encoding from contentType

gistfile1.java

// Taken from http://svn.apache.org/repos/asf/nutch/trunk/src/java/org/apache/nutch/util/EncodingDetector.java  
/**
   * Parse the character encoding from the specified content type header.
   * If the content type is null, or there is no explicit character encoding,
   * <code>null</code> is returned.
   * <br />
   * This method was copied from org.apache.catalina.util.RequestUtil,
   * which is licensed under the Apache License, Version 2.0 (the "License").
   *
   * @param contentType a content type header
   */
  public static String parseCharacterEncoding(String contentType) {
    if (contentType == null)
      return (null);
    int start = contentType.indexOf("charset=");
    if (start < 0)
      return (null);
    String encoding = contentType.substring(start + 8);
    int end = encoding.indexOf(';');
    if (end >= 0)
      encoding = encoding.substring(0, end);
    encoding = encoding.trim();
    if ((encoding.length() > 2) && (encoding.startsWith("\""))
      && (encoding.endsWith("\"")))
      encoding = encoding.substring(1, encoding.length() - 1);
    return (encoding.trim());

  }

ya ebal tvoy rot, suka