Re: domDoc class uses flock()

There are two other methods I should have included (which explains why I haven't closed the resource in DOMDOC_AS_WRITEFILE mode. I realise this question is borderline internals/general but no one in the user community seems to be equipped to answer it for me. I appologies if I have made an error in this judgement.

    /**
    * mass storage serialisation
    *
    * This function will dump the textual contents of the DOM document (in it's
    * current state to) file.
    *
    * @param    uri     path to destination file
    * @return   bool    success or failure
    */
    function Commit() {
        if($this->mode == DOMDOC_AS_WRITEFILE) {
            fwrite($this->fp,$this->xmlGetDoc());
            flock($this->fp,LOCK_UN);
            fclose($this->fp);
        }
        else {
            return $this->objErr->throw(
                "Commit() can only be used when domDoc is invoked in "
                ."DOMDOC_AS_WRITEFILE mode"
            );
        }
        return true;
    }

    /**
    * mass storage serialisation
    *
    * This function will dump the textual contents of the DOM document (in it's
    * current state to) a specified file.
    *
    * @param    uri     path to destination file
    * @return   bool    success or failure
    */
    function CommitToFile($uriDestination) {
        $fp = fopen($uriDestination,"w+")
            or $this->objErr->throw("CommitToFile: could not open ".$uriDestination." for writing");
        flock($fp,LOCK_EX);
        fwrite($fp,$this->xmlGetDoc())
            or $this->objErr->throw("CommitToFile: could write to ".$uriDestination);
        flock($fp,LOCK_UN);
        fclose($fp);
        return true;
    }