org.rdfhdt.hdt.triples

Interface IteratorTripleString

All Superinterfaces:

Iterator<TripleString>

public interface IteratorTripleString
extends Iterator<TripleString>

Iterator of TripleStrings based on IteratorTripleID

Method Summary

Modifier and Type	Method and Description
long	estimatedNumResults() Returns the number of estimated results of the Iterator.
void	goToStart() Point the cursor to the first element of the data structure.
boolean	hasPrevious() Whether the iterator has previous elements.
ResultEstimationType	numResultEstimation() Returns the accuracy of the estimation of number of results as returned by estimatedNumResults()
TripleString	previous() Get the previous element.

Methods inherited from interface java.util.Iterator

forEachRemaining, hasNext, next, remove

Method Detail

hasPrevious

boolean hasPrevious()

Whether the iterator has previous elements.

Returns:

previous

TripleString previous()

Get the previous element. Call only if hasPrevious() returns true. It moves the cursor of the Iterator to the previous entry.

Returns:

goToStart

void goToStart()

Point the cursor to the first element of the data structure.

estimatedNumResults

long estimatedNumResults()

Returns the number of estimated results of the Iterator. It is usually more efficient than going through all the results.

Returns:

Number of estimated results.

numResultEstimation

ResultEstimationType numResultEstimation()

Returns the accuracy of the estimation of number of results as returned by estimatedNumResults()

Returns: