hyracks-fullstack/hyracks/hyracks-storage-am-bloomfilter/src/main/java/org/apache/hyracks/storage/am/bloomfilter/impls/BloomFilterFactory.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.hyracks.storage.am.bloomfilter.impls;

import org.apache.hyracks.api.exceptions.HyracksDataException;
import org.apache.hyracks.api.io.FileReference;
import org.apache.hyracks.storage.common.buffercache.IBufferCache;
import org.apache.hyracks.storage.common.file.IFileMapProvider;

public class BloomFilterFactory {
    private final IBufferCache bufferCache;
    private final IFileMapProvider fileMapProvider;
    private final int[] bloomFilterKeyFields;

    public BloomFilterFactory(IBufferCache bufferCache, IFileMapProvider fileMapProvider, int[] bloomFilterKeyFields) {
        this.bufferCache = bufferCache;
        this.fileMapProvider = fileMapProvider;
        this.bloomFilterKeyFields = bloomFilterKeyFields;
    }

    public BloomFilter createBloomFiltertInstance(FileReference file) throws HyracksDataException {
        return new BloomFilter(bufferCache, fileMapProvider, file, bloomFilterKeyFields);
    }

    public int[] getBloomFilterKeyFields() {
        return bloomFilterKeyFields;
    }
}