code: private boolean _isNextCharacterEscapedQuote (@Nonnull final String sNextLine,
                                                  final boolean bInQuotes,
                                                  final int nIndex)
    {
      // 1. we are in quotes, therefore there can be escaped quotes in here.
      // 2. there is indeed another character to check.
      return bInQuotes &&
             sNextLine.length () > (nIndex + 1) &&
             _isCharacterQuoteCharacter (sNextLine.charAt (nIndex + 1));
    }
docs: Checks to see if the character after the index is a quotation character.
  precondition: the current character is a quote or an escape
  
  @param sNextLine
  the current line
  @param bInQuotes
  <code>true</code> if the current context is quoted
  @param nIndex
  current index in line
  @return true if the following character is a quote