public java.lang.String parse(java.lang.String input)
Looks in the cache and returns the cached value if one is present. If no
match exists in the cache, a new parser is created, the input parsed and
the results placed in the cache and returned to the user.
input - The content-type header value to parse
The results are provided as a two element String array. The
first element is the media type less the charset and
the second element is the charset