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

Method Detail

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