org.databene.formats

Interface DataIterator<E>

Type Parameters:

E - the type of iterated data

All Superinterfaces:

AutoCloseable, Closeable

All Known Implementing Classes:

AbstractDataIterator, ConvertingCSVParser, ConvertingDataIterator, CSVCellIterator, CSVLineIterator, CSVSingleColumIterator, CSVToJavaBeanMapper, CyclicDataIterator, DataIteratorAdapter, DataIteratorFromJavaIterator, DataIteratorProxy, FilteringDataIterator, FixedWidthBeanIterator, FixedWidthLineIterator, ListDataIterator, OffsetDataIterator, OrthogonalArrayIterator, XLSJavaBeanIterator, XLSLineIterator

public interface DataIterator<E>
extends Closeable

Iterates through data. Implementors are expected to be thread-safe. Created: 24.07.2011 08:49:16

Since:

0.6.0

Author:

Volker Bergmann

Method Summary

Modifier and Type	Method and Description
void	close() Closes the iterator.
Class<E>	getType() Returns the type of the iterated elements.
DataContainer<E>	next(DataContainer<E> container) Returns the container with the next data element if available, otherwise null.

Method Detail

getType

Class<E> getType()

Returns the type of the iterated elements.

Returns:

the type of iterated data

next

DataContainer<E> next(DataContainer<E> container)

Returns the container with the next data element if available, otherwise null.

Parameters:

container - a DataContainer to receive the iterated data

Returns:

a DataContainer that holds the next element, or null if none is available

close

void close()

Closes the iterator.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable