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<?php
namespace SMW;
use SMW\Iterators\AppendIterator;
use SMW\Iterators\ChunkedIterator;
use SMW\Iterators\CsvFileIterator;
use SMW\Iterators\MappingIterator;
use SMW\Iterators\ResultIterator;
/**
* @license GNU GPL v2+
* @since 2.5
*
* @author mwjames
*/
class IteratorFactory {
/**
* @since 2.5
*
* @param ResultWrapper|Iterator|array $res
*
* @return ResultIterator
*/
public function newResultIterator( $res ) {
return new ResultIterator( $res );
}
/**
* @since 2.5
*
* @param Iterator/array $iterable
* @param callable $callback
*
* @return MappingIterator
*/
public function newMappingIterator( $iterable, callable $callback ) {
return new MappingIterator( $iterable, $callback );
}
/**
* @since 3.0
*
* @param Iterator/array $$iterable
* @param integer $chunkSize
*
* @return ChunkedIterator
*/
public function newChunkedIterator( $iterable, $chunkSize = 500 ) {
return new ChunkedIterator( $iterable, $chunkSize );
}
/**
* @since 3.0
*
* @return AppendIterator
*/
public function newAppendIterator() {
return new AppendIterator();
}
/**
* @since 3.0
*
* @param string $file
* @param boolean $parseHeader
* @param string $delimiter
* @param integer $length
*
* @return CsvFileIterator
*/
public function newCsvFileIterator( $file, $parseHeader = false, $delimiter = "\t", $length = 8000 ) {
return new CsvFileIterator( $file, $parseHeader, $delimiter, $length );
}
}
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