com.mware.ge.io

Interface ResourceIterator<T>

Type Parameters:

T - type of values returned by this Iterator

All Superinterfaces:

AutoCloseable, Iterator<T>, Resource

All Known Implementing Classes:

CombiningResourceIterator, PrefetchingResourceIterator, ResourceClosingIterator

public interface ResourceIterator<T>
extends Iterator<T>, Resource

Closeable Iterator with associated resources.

The associated resources are always released when the owning transaction is committed or rolled back. The resource may also be released eagerly by explicitly calling close() or by exhausting the iterator.

See Also:

ResourceIterable

Field Summary

Fields inherited from interface com.mware.ge.io.Resource

EMPTY

Method Summary

Modifier and Type	Method and Description
void	close() Close the iterator early, freeing associated resources
default <R> ResourceIterator<R>	map(Function<T,R> map)
default Stream<T>	stream()

Methods inherited from interface java.util.Iterator

forEachRemaining, hasNext, next, remove

Method Detail

close

void close()

Close the iterator early, freeing associated resources

It is an error to use the iterator after this has been called.

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Resource

stream

default Stream<T> stream()

Returns:

this iterator as a Stream

map

default <R> ResourceIterator<R> map(Function<T,R> map)