rocksdb/java/rocksjni/ratelimiterjni.cc
Siying Dong 3c327ac2d0 Change RocksDB License
Summary: Closes https://github.com/facebook/rocksdb/pull/2589

Differential Revision: D5431502

Pulled By: siying

fbshipit-source-id: 8ebf8c87883daa9daa54b2303d11ce01ab1f6f75
2017-07-15 16:11:23 -07:00

97 lines
2.9 KiB
C++

// 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 RateLimiter.
#include "rocksjni/portal.h"
#include "include/org_rocksdb_RateLimiter.h"
#include "rocksdb/rate_limiter.h"
/*
* Class: org_rocksdb_RateLimiter
* Method: newRateLimiterHandle
* Signature: (JJI)J
*/
jlong Java_org_rocksdb_RateLimiter_newRateLimiterHandle(
JNIEnv* env, jclass jclazz, jlong jrate_bytes_per_second,
jlong jrefill_period_micros, jint jfairness) {
auto * sptr_rate_limiter =
new std::shared_ptr<rocksdb::RateLimiter>(rocksdb::NewGenericRateLimiter(
static_cast<int64_t>(jrate_bytes_per_second),
static_cast<int64_t>(jrefill_period_micros),
static_cast<int32_t>(jfairness)));
return reinterpret_cast<jlong>(sptr_rate_limiter);
}
/*
* Class: org_rocksdb_RateLimiter
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_RateLimiter_disposeInternal(
JNIEnv* env, jobject jobj, jlong jhandle) {
auto* handle =
reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(jhandle);
delete handle; // delete std::shared_ptr
}
/*
* Class: org_rocksdb_RateLimiter
* Method: setBytesPerSecond
* Signature: (JJ)V
*/
void Java_org_rocksdb_RateLimiter_setBytesPerSecond(
JNIEnv* env, jobject jobj, jlong handle,
jlong jbytes_per_second) {
reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(handle)->get()->
SetBytesPerSecond(jbytes_per_second);
}
/*
* Class: org_rocksdb_RateLimiter
* Method: request
* Signature: (JJ)V
*/
void Java_org_rocksdb_RateLimiter_request(
JNIEnv* env, jobject jobj, jlong handle,
jlong jbytes) {
reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(handle)->get()->
Request(jbytes, rocksdb::Env::IO_TOTAL);
}
/*
* Class: org_rocksdb_RateLimiter
* Method: getSingleBurstBytes
* Signature: (J)J
*/
jlong Java_org_rocksdb_RateLimiter_getSingleBurstBytes(
JNIEnv* env, jobject jobj, jlong handle) {
return reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(handle)->
get()->GetSingleBurstBytes();
}
/*
* Class: org_rocksdb_RateLimiter
* Method: getTotalBytesThrough
* Signature: (J)J
*/
jlong Java_org_rocksdb_RateLimiter_getTotalBytesThrough(
JNIEnv* env, jobject jobj, jlong handle) {
return reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(handle)->
get()->GetTotalBytesThrough();
}
/*
* Class: org_rocksdb_RateLimiter
* Method: getTotalRequests
* Signature: (J)J
*/
jlong Java_org_rocksdb_RateLimiter_getTotalRequests(
JNIEnv* env, jobject jobj, jlong handle) {
return reinterpret_cast<std::shared_ptr<rocksdb::RateLimiter> *>(handle)->
get()->GetTotalRequests();
}