| // 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::ClockCache. |
| |
| #include <jni.h> |
| |
| #include "cache/clock_cache.h" |
| #include "include/org_rocksdb_ClockCache.h" |
| |
| /* |
| * Class: org_rocksdb_ClockCache |
| * Method: newClockCache |
| * Signature: (JIZ)J |
| */ |
| jlong Java_org_rocksdb_ClockCache_newClockCache( |
| JNIEnv* env, jclass jcls, jlong jcapacity, jint jnum_shard_bits, |
| jboolean jstrict_capacity_limit) { |
| auto* sptr_clock_cache = |
| new std::shared_ptr<rocksdb::Cache>(rocksdb::NewClockCache( |
| static_cast<size_t>(jcapacity), |
| static_cast<int>(jnum_shard_bits), |
| static_cast<bool>(jstrict_capacity_limit))); |
| return reinterpret_cast<jlong>(sptr_clock_cache); |
| } |
| |
| /* |
| * Class: org_rocksdb_ClockCache |
| * Method: disposeInternal |
| * Signature: (J)V |
| */ |
| void Java_org_rocksdb_ClockCache_disposeInternal( |
| JNIEnv* env, jobject jobj, jlong jhandle) { |
| auto* sptr_clock_cache = |
| reinterpret_cast<std::shared_ptr<rocksdb::Cache> *>(jhandle); |
| delete sptr_clock_cache; // delete std::shared_ptr |
| } |
