public interface PositionTrackingStream<T>
Modifier and Type | Method and Description |
---|---|
T |
getKnownPositionElement(boolean allowApproximateLocation)
Returns an element containing concrete information about the current
position in the stream.
|
boolean |
hasPositionInformation(T element)
Determines if the specified
element contains concrete position
information. |
T getKnownPositionElement(boolean allowApproximateLocation)
allowApproximateLocation
- if false
, this method returns
null
if an element containing exact information about the current
position is not availableboolean hasPositionInformation(T element)
element
contains concrete position
information.element
- the element to checktrue
if element
contains concrete position
information, otherwise false
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