jni/java/org/apache/paimon/index/ivfpq/IVFPQNative.java

// Licensed to the Apache Software Foundation (ASF) under one
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// 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
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// specific language governing permissions and limitations
// under the License.

package org.apache.paimon.index.ivfpq;

final class IVFPQNative {

    private IVFPQNative() {}

    static native long createWriter(int d, int nlist, int m, int metric, boolean useOpq);

    static native void train(long ptr, float[] data, int n);

    static native void addVectors(long ptr, long[] ids, float[] data, int n);

    static native void writeIndex(long ptr, Object streamOutput);

    static native void freeWriter(long ptr);

    static native long openReader(Object streamInput);

    static native IVFPQResult search(long ptr, float[] query, int k, int nprobe);

    static native IVFPQResult searchWithRoaringFilter(
            long ptr, float[] query, int k, int nprobe, byte[] roaringFilter);

    static native int getDimension(long ptr);

    static native long getTotalVectors(long ptr);

    static native IVFPQBatchResult searchBatch(
            long ptr, float[] queries, int queryCount, int k, int nprobe);

    static native IVFPQBatchResult searchBatchWithRoaringFilter(
            long ptr, float[] queries, int queryCount, int k, int nprobe, byte[] roaringFilter);

    static native void freeReader(long ptr);
}