Method NewAnonymous

NewAnonymous(Func<AtomicReaderContext, IBits, DocIdSet>)

Creates a new instance with the ability to specify the body of the GetDocIdSet(AtomicReaderContext, IBits) method through the getDocIdSet parameter. Simple example:

    var filter = Filter.NewAnonymous(getDocIdSet: (context, acceptDocs) =>
    {
        if (acceptDocs == null) acceptDocs = new Bits.MatchAllBits(5);
        OpenBitSet bitset = new OpenBitSet(5);
        if (acceptDocs.Get(1)) bitset.Set(1);
        if (acceptDocs.Get(3)) bitset.Set(3);
        return new DocIdBitSet(bitset);
    });

LUCENENET specific

Declaration
public static Filter NewAnonymous(Func<AtomicReaderContext, IBits, DocIdSet> getDocIdSet)
Parameters
Type Name Description
Func<AtomicReaderContext, IBits, DocIdSet> getDocIdSet

A delegate method that represents (is called by) the GetDocIdSet(AtomicReaderContext, IBits) method. It accepts a AtomicReaderContext context and a IBits acceptDocs and returns the DocIdSet for this filter.
Returns
Type Description
Filter