Package com.saxonica.ee.stream.feed

Interface FilteringFeed.Filter

All Known Implementing Classes:

FilteringFeed.FilterLambda, SubsequenceStreamer.SubsequenceFilter

Enclosing class:

FilteringFeed

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public static interface FilteringFeed.Filter

Interface defining the filter function, to be implemented by the caller

Method Summary

Modifier and Type	Method	Description
FilteringFeed.FilterResult	matches(Item item, int position)	Test whether a given item, at a given position in the sequence, matches the filter

Method Details

matches

FilteringFeed.FilterResult matches(Item item,
 int position)
                            throws XPathException

Test whether a given item, at a given position in the sequence, matches the filter

Parameters:

item - the item to be matched

position - the 1-based position of the item in the sequence

Returns:

MATCHES if the item is to be included in the result, SKIP if it is to be excluded; DONE if this and all future items are to be excluded

Throws:

XPathException - if a dynamic error occurs