Package com.apple.foundationdb.record.cursors

Cursor implementation classes.

See: Description

Interface Summary

Interface	Description
BaseCursor<T>	A tag interface for "base" cursors which read records directly from the database.

Class Summary

Class	Description
AsyncIteratorCursor<T>	A cursor that returns the elements of an AsyncIterator.
AutoContinuingCursor<T>	A cursor that can iterate over a cursor across transactions.
ChainedCursor<T>	A cursor that iterates over a set of data that is dynamically generated a single value at a time.
ConcatCursor<T>	A cursor that returns the elements of a first cursor followed by the elements of a second cursor.
CursorLimitManager	Handles the logic of tracking various out-of-band limits on a BaseCursor.
EmptyCursor<T>	A RecordCursor that always returns zero items.
FilterCursor<T>	A cursor that filters elements using a predicate.
FlatMapPipelinedCursor<T,V>	A cursor that maps elements to another cursor which is then flattened.
FutureCursor<T>	A cursor that returns a single element when a future completes.
IllegalContinuationAccessChecker	Check that RecordCursor.getContinuation() is only called when allowed.
IteratorCursor<T>	A cursor that returns the elements of an ordinary synchronous iterator.
LazyCursor<T>	Wraps a future that supplies a record cursor.
ListCursor<T>	A cursor that returns the elements of a list.
MapCursor<T,V>	A cursor that applies a function to the elements of another cursor.
MapPipelinedCursor<T,V>	A cursor that applies an asynchronous function to the elements of another cursor.
MapWhileCursor<T,V>	A RecordCursor that calls a function that maps the value and can stop the cursor.
OrElseCursor<T>	A cursor that returns the elements of one cursor followed by the elements of another cursor if the first was empty.
RowLimitedCursor<T>	A cursor that limits the number of elements that it allows through.
SkipCursor<T>	A cursor that skips a specified number of initial elements.

Enum Summary

Enum	Description
MapWhileCursor.StopContinuation	What to return for MapWhileCursor.getContinuation() after stopping.

Package com.apple.foundationdb.record.cursors Description

Cursor implementation classes.