WrappedBloomFilter.java
/*
* 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.
*/
package org.apache.commons.collections4.bloomfilter;
import java.util.function.IntPredicate;
import java.util.function.LongPredicate;
/**
* An abstract class to assist in implementing Bloom filter decorators.
*
* @since 4.5
*/
public abstract class WrappedBloomFilter implements BloomFilter {
final BloomFilter wrapped;
/**
* Wraps a Bloom filter. The wrapped filter is maintained as a reference
* not a copy. Changes in one will be reflected in the other.
* @param bf The Bloom filter.
*/
public WrappedBloomFilter(BloomFilter bf) {
this.wrapped = bf;
}
@Override
public long[] asBitMapArray() {
return wrapped.asBitMapArray();
}
@Override
public int[] asIndexArray() {
return wrapped.asIndexArray();
}
@Override
public int cardinality() {
return wrapped.cardinality();
}
@Override
public int characteristics() {
return wrapped.characteristics();
}
@Override
public void clear() {
wrapped.clear();
}
@Override
public boolean contains(BitMapProducer bitMapProducer) {
return wrapped.contains(bitMapProducer);
}
@Override
public boolean contains(BloomFilter other) {
return wrapped.contains(other);
}
@Override
public boolean contains(Hasher hasher) {
return wrapped.contains(hasher);
}
@Override
public boolean contains(IndexProducer indexProducer) {
return wrapped.contains(indexProducer);
}
@Override
public BloomFilter copy() {
return wrapped.copy();
}
@Override
public int estimateIntersection(BloomFilter other) {
return wrapped.estimateIntersection(other);
}
@Override
public int estimateN() {
return wrapped.estimateN();
}
@Override
public int estimateUnion(BloomFilter other) {
return wrapped.estimateUnion(other);
}
@Override
public boolean forEachBitMap(LongPredicate predicate) {
return wrapped.forEachBitMap(predicate);
}
@Override
public boolean forEachBitMapPair(BitMapProducer other, LongBiPredicate func) {
return wrapped.forEachBitMapPair(other, func);
}
@Override
public boolean forEachIndex(IntPredicate predicate) {
return wrapped.forEachIndex(predicate);
}
@Override
public Shape getShape() {
return wrapped.getShape();
}
@Override
public boolean isFull() {
return wrapped.isFull();
}
@Override
public boolean merge(BitMapProducer bitMapProducer) {
return wrapped.merge(bitMapProducer);
}
@Override
public boolean merge(BloomFilter other) {
return wrapped.merge(other);
}
@Override
public boolean merge(Hasher hasher) {
return wrapped.merge(hasher);
}
@Override
public boolean merge(IndexProducer indexProducer) {
return wrapped.merge(indexProducer);
}
}