[Php-java-bridge-users] problem in writing java method

[<php...@li...>]

hi guys, 
i try write this java code in php:
http://www.lucenetutorial.com/lucene-in-5-minutes.html

when i found this line:

IndexReader reader = DirectoryReader.open(index);

i dont get it how to write it in php.
i've tried but error result.

when it be like this:
Query q = new QueryParser(Version.LUCENE_40, "content", analyzer).parse(querystr);
i write in php like below:
$query = new Query\QueryParser($version->LUCENE_43,'content',$analyzer);
$query->parse($querystr);
it's no error.


so, could you help me how to write it in php??