// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. // This source code is licensed under both the GPLv2 (found in the // COPYING file in the root directory) and Apache 2.0 License // (found in the LICENSE.Apache file in the root directory). // // This file implements the "bridge" between Java and C++ for // ROCKSDB_NAMESPACE::FilterPolicy. #include <jni.h> #include <stdio.h> #include <stdlib.h> #include <string> #include "include/org_rocksdb_BloomFilter.h" #include "include/org_rocksdb_Filter.h" #include "rocksdb/filter_policy.h" #include "rocksjni/cplusplus_to_java_convert.h" #include "rocksjni/portal.h" /* * Class: org_rocksdb_BloomFilter * Method: createBloomFilter * Signature: (DZ)J */ jlong Java_org_rocksdb_BloomFilter_createNewBloomFilter(JNIEnv* /*env*/, jclass /*jcls*/, jdouble bits_per_key) { auto* sptr_filter = new std::shared_ptr<const ROCKSDB_NAMESPACE::FilterPolicy>( ROCKSDB_NAMESPACE::NewBloomFilterPolicy(bits_per_key)); return GET_CPLUSPLUS_POINTER(sptr_filter); } /* * Class: org_rocksdb_Filter * Method: disposeInternal * Signature: (J)V */ void Java_org_rocksdb_Filter_disposeInternal(JNIEnv* /*env*/, jobject /*jobj*/, jlong jhandle) { auto* handle = reinterpret_cast<std::shared_ptr<const ROCKSDB_NAMESPACE::FilterPolicy>*>( jhandle); delete handle; // delete std::shared_ptr }