fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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59 lines
1.8 KiB
59 lines
1.8 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// This file implements the "bridge" between Java and C++ for
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// ROCKSDB_NAMESPACE::Comparator.
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#include <jni.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <functional>
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#include <string>
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#include "include/org_rocksdb_AbstractComparator.h"
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#include "include/org_rocksdb_NativeComparatorWrapper.h"
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#include "rocksjni/comparatorjnicallback.h"
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#include "rocksjni/cplusplus_to_java_convert.h"
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#include "rocksjni/portal.h"
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/*
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* Class: org_rocksdb_AbstractComparator
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* Method: createNewComparator
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* Signature: (J)J
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*/
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jlong Java_org_rocksdb_AbstractComparator_createNewComparator(
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JNIEnv* env, jobject jcomparator, jlong copt_handle) {
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auto* copt =
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reinterpret_cast<ROCKSDB_NAMESPACE::ComparatorJniCallbackOptions*>(
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copt_handle);
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auto* c =
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new ROCKSDB_NAMESPACE::ComparatorJniCallback(env, jcomparator, copt);
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return GET_CPLUSPLUS_POINTER(c);
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}
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/*
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* Class: org_rocksdb_AbstractComparator
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* Method: usingDirectBuffers
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* Signature: (J)Z
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*/
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jboolean Java_org_rocksdb_AbstractComparator_usingDirectBuffers(
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JNIEnv*, jobject, jlong jhandle) {
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auto* c =
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reinterpret_cast<ROCKSDB_NAMESPACE::ComparatorJniCallback*>(jhandle);
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return static_cast<jboolean>(c->m_options->direct_buffer);
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}
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/*
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* Class: org_rocksdb_NativeComparatorWrapper
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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_NativeComparatorWrapper_disposeInternal(
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JNIEnv* /*env*/, jobject /*jobj*/, jlong jcomparator_handle) {
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auto* comparator =
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reinterpret_cast<ROCKSDB_NAMESPACE::Comparator*>(jcomparator_handle);
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delete comparator;
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}
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