diff options
Diffstat (limited to 'src/rocksdb/java/rocksjni/cache.cc')
-rw-r--r-- | src/rocksdb/java/rocksjni/cache.cc | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/rocksdb/java/rocksjni/cache.cc b/src/rocksdb/java/rocksjni/cache.cc new file mode 100644 index 000000000..33c0a2f0b --- /dev/null +++ b/src/rocksdb/java/rocksjni/cache.cc @@ -0,0 +1,35 @@ +// 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::Cache. + +#include "rocksdb/cache.h" + +#include <jni.h> + +#include "include/org_rocksdb_Cache.h" + +/* + * Class: org_rocksdb_Cache + * Method: getUsage + * Signature: (J)J + */ +jlong Java_org_rocksdb_Cache_getUsage(JNIEnv*, jclass, jlong jhandle) { + auto* sptr_cache = + reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::Cache>*>(jhandle); + return static_cast<jlong>(sptr_cache->get()->GetUsage()); +} + +/* + * Class: org_rocksdb_Cache + * Method: getPinnedUsage + * Signature: (J)J + */ +jlong Java_org_rocksdb_Cache_getPinnedUsage(JNIEnv*, jclass, jlong jhandle) { + auto* sptr_cache = + reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::Cache>*>(jhandle); + return static_cast<jlong>(sptr_cache->get()->GetPinnedUsage()); +} |