X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/util/OpenBitSetDISI.java diff --git a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/util/OpenBitSetDISI.java b/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/util/OpenBitSetDISI.java deleted file mode 100644 index 3e3c77e..0000000 --- a/lucene-java-3.4.0/lucene/src/java/org/apache/lucene/util/OpenBitSetDISI.java +++ /dev/null @@ -1,102 +0,0 @@ -package org.apache.lucene.util; - -/** - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed with - * this work for additional information regarding copyright ownership. - * The ASF licenses this file to You under the Apache License, Version 2.0 - * (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -import java.io.IOException; -import org.apache.lucene.search.DocIdSetIterator; - -public class OpenBitSetDISI extends OpenBitSet { - - /** Construct an OpenBitSetDISI with its bits set - * from the doc ids of the given DocIdSetIterator. - * Also give a maximum size one larger than the largest doc id for which a - * bit may ever be set on this OpenBitSetDISI. - */ - public OpenBitSetDISI(DocIdSetIterator disi, int maxSize) throws IOException { - super(maxSize); - inPlaceOr(disi); - } - - /** Construct an OpenBitSetDISI with no bits set, and a given maximum size - * one larger than the largest doc id for which a bit may ever be set - * on this OpenBitSetDISI. - */ - public OpenBitSetDISI(int maxSize) { - super(maxSize); - } - - /** - * Perform an inplace OR with the doc ids from a given DocIdSetIterator, - * setting the bit for each such doc id. - * These doc ids should be smaller than the maximum size passed to the - * constructor. - */ - public void inPlaceOr(DocIdSetIterator disi) throws IOException { - int doc; - long size = size(); - while ((doc = disi.nextDoc()) < size) { - fastSet(doc); - } - } - - /** - * Perform an inplace AND with the doc ids from a given DocIdSetIterator, - * leaving only the bits set for which the doc ids are in common. - * These doc ids should be smaller than the maximum size passed to the - * constructor. - */ - public void inPlaceAnd(DocIdSetIterator disi) throws IOException { - int bitSetDoc = nextSetBit(0); - int disiDoc; - while (bitSetDoc != -1 && (disiDoc = disi.advance(bitSetDoc)) != DocIdSetIterator.NO_MORE_DOCS) { - clear(bitSetDoc, disiDoc); - bitSetDoc = nextSetBit(disiDoc + 1); - } - if (bitSetDoc != -1) { - clear(bitSetDoc, size()); - } - } - - /** - * Perform an inplace NOT with the doc ids from a given DocIdSetIterator, - * clearing all the bits for each such doc id. - * These doc ids should be smaller than the maximum size passed to the - * constructor. - */ - public void inPlaceNot(DocIdSetIterator disi) throws IOException { - int doc; - long size = size(); - while ((doc = disi.nextDoc()) < size) { - fastClear(doc); - } - } - - /** - * Perform an inplace XOR with the doc ids from a given DocIdSetIterator, - * flipping all the bits for each such doc id. - * These doc ids should be smaller than the maximum size passed to the - * constructor. - */ - public void inPlaceXor(DocIdSetIterator disi) throws IOException { - int doc; - long size = size(); - while ((doc = disi.nextDoc()) < size) { - fastFlip(doc); - } - } -}