And() public method

Does in-place AND of the bits provided by the iterator.
public And ( DocIdSetIterator iter ) : void
iter DocIdSetIterator
return void
示例#1
0
        //JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
        //ORIGINAL LINE: private void doChain(org.apache.lucene.util.FixedBitSet result, int logic, org.apache.lucene.search.DocIdSet dis) throws java.io.IOException
        private void doChain(FixedBitSet result, int logic, DocIdSet dis)
        {
            if (dis is FixedBitSet)
            {
                // optimized case for FixedBitSets
                switch (logic)
                {
                    case OR:
                        result.Or((FixedBitSet)dis);
                        break;
                    case AND:
                        result.And((FixedBitSet)dis);
                        break;
                    case ANDNOT:
                        result.AndNot((FixedBitSet)dis);
                        break;
                    case XOR:
                        result.Xor((FixedBitSet)dis);
                        break;
                    default:
                        doChain(result, DEFAULT, dis);
                        break;
                }
            }
            else
            {
                DocIdSetIterator disi;
                if (dis == null)
                {
                    disi = DocIdSetIterator.Empty();
                }
                else
                {
                    disi = dis.GetIterator() ?? DocIdSetIterator.Empty();
                }

                switch (logic)
                {
                    case OR:
                        result.Or(disi);
                        break;
                    case AND:
                        result.And(disi);
                        break;
                    case ANDNOT:
                        result.AndNot(disi);
                        break;
                    case XOR:
                        result.Xor(disi);
                        break;
                    default:
                        doChain(result, DEFAULT, dis);
                        break;
                }
            }
        }