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<?php
namespace Box\Spout\Reader;
/**
* Interface ReaderInterface
*/
interface ReaderInterface
{
/**
* Prepares the reader to read the given file. It also makes sure
* that the file exists and is readable.
*
* @param string $filePath Path of the file to be read
* @throws \Box\Spout\Common\Exception\IOException
* @return void
*/
public function open($filePath);
/**
* Returns an iterator to iterate over sheets.
*
* @throws \Box\Spout\Reader\Exception\ReaderNotOpenedException If called before opening the reader
* @return \Iterator To iterate over sheets
*/
public function getSheetIterator();
/**
* Closes the reader, preventing any additional reading
*
* @return void
*/
public function close();
}
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