fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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46 lines
1.5 KiB
46 lines
1.5 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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//
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// This file implements the "bridge" between Java and C++ for
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// rocksdb::FilterPolicy.
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#include <stdio.h>
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#include <stdlib.h>
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#include <jni.h>
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#include <string>
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#include "include/org_rocksdb_Filter.h"
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#include "include/org_rocksdb_BloomFilter.h"
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#include "rocksjni/portal.h"
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#include "rocksdb/filter_policy.h"
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/*
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* Class: org_rocksdb_BloomFilter
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* Method: createBloomFilter
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* Signature: (IZ)J
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*/
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jlong Java_org_rocksdb_BloomFilter_createNewBloomFilter(
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JNIEnv* env, jclass jcls, jint bits_per_key,
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jboolean use_block_base_builder) {
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auto* fp = const_cast<rocksdb::FilterPolicy *>(
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rocksdb::NewBloomFilterPolicy(bits_per_key, use_block_base_builder));
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auto* pFilterPolicy =
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new std::shared_ptr<rocksdb::FilterPolicy>;
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*pFilterPolicy = std::shared_ptr<rocksdb::FilterPolicy>(fp);
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return reinterpret_cast<jlong>(pFilterPolicy);
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}
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/*
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* Class: org_rocksdb_Filter
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* Method: disposeInternal
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* Signature: (J)V
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*/
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void Java_org_rocksdb_Filter_disposeInternal(
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JNIEnv* env, jobject jobj, jlong jhandle) {
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std::shared_ptr<rocksdb::FilterPolicy> *handle =
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reinterpret_cast<std::shared_ptr<rocksdb::FilterPolicy> *>(jhandle);
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handle->reset();
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}
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