41      * @param  string $filePath Path of the file to be read
44     abstract protected function openReader($filePath);  argument
105      * @param  string $filePath Path of the file to be read
109     public function open($filePath)  argument
111 …if ($this->isStreamWrapper($filePath) && (!$this->doesSupportStreamWrapper() || !$this->isSupporte…
112 …throw new IOException("Could not open $filePath for reading! Stream wrapper used is not supported …
115         if (!$this->isPhpStream($filePath)) {
117             if (!$this->globalFunctionsHelper->file_exists($filePath)) {
118                 throw new IOException("Could not open $filePath for reading! File does not exist.");
120             if (!$this->globalFunctionsHelper->is_readable($filePath)) {
121 …              throw new IOException("Could not open $filePath for reading! File is not readable.");
126             $fileRealPath = $this->getFileRealPath($filePath);
130 …       throw new IOException("Could not open $filePath for reading! ({$exception->getMessage()})");
138      * @param string $filePath
141     protected function getFileRealPath($filePath)  argument
143         if ($this->isSupportedStreamWrapper($filePath)) {
144             return $filePath;
148         return \realpath($filePath);
155      * @param string $filePath Path of the file to be read
158     protected function getStreamWrapperScheme($filePath)  argument
161         if (\preg_match('/^(\w+):\/\//', $filePath, $matches)) {
172      * @param string $filePath Path of the file to be read
175     protected function isStreamWrapper($filePath)  argument
177         return ($this->getStreamWrapperScheme($filePath) !== null);
185      * @param string $filePath Path of the file to be read
188     protected function isSupportedStreamWrapper($filePath)  argument
190         $streamScheme = $this->getStreamWrapperScheme($filePath);
200      * @param string $filePath Path of the file to be read
203     protected function isPhpStream($filePath)  argument
205         $streamScheme = $this->getStreamWrapperScheme($filePath);