code: public static String[] split(String strings, String separator) {
  		return split(strings, separator, DEFAULT_TRIM);
  	}
docs: Splits the input string using the given separator to identify its tokens;
  it will also trim the tokens.
  
  @param strings
  the string to split.
  @param separator
  the character sequence to use as a token separator.
  @return
  an array of tokens.