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// 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 "include/org_rocksdb_RateLimiter.h"
#include "rocksdb/rate_limiter.h"
#include "rocksjni/cplusplus_to_java_convert.h"
#include "rocksjni/portal.h"
/*
* Class: org_rocksdb_RateLimiter
* Method: newRateLimiterHandle
* Signature: (JJIBZ)J
*/
jlong Java_org_rocksdb_RateLimiter_newRateLimiterHandle(
JNIEnv* /*env*/, jclass /*jclazz*/, jlong jrate_bytes_per_second,
jlong jrefill_period_micros, jint jfairness, jbyte jrate_limiter_mode,
jboolean jauto_tune) {
auto rate_limiter_mode =
ROCKSDB_NAMESPACE::RateLimiterModeJni::toCppRateLimiterMode(
jrate_limiter_mode);
auto* sptr_rate_limiter = new std::shared_ptr<ROCKSDB_NAMESPACE::RateLimiter>(
ROCKSDB_NAMESPACE::NewGenericRateLimiter(
static_cast<int64_t>(jrate_bytes_per_second),
static_cast<int64_t>(jrefill_period_micros),
static_cast<int32_t>(jfairness), rate_limiter_mode, jauto_tune));
return GET_CPLUSPLUS_POINTER(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_NAMESPACE::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_NAMESPACE::RateLimiter>*>(handle)
->get()
->SetBytesPerSecond(jbytes_per_second);
}
/*
* Class: org_rocksdb_RateLimiter
* Method: getBytesPerSecond
* Signature: (J)J
*/
jlong Java_org_rocksdb_RateLimiter_getBytesPerSecond(JNIEnv* /*env*/,
jobject /*jobj*/,
jlong handle) {
return reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::RateLimiter>*>(
handle)
->get()
->GetBytesPerSecond();
}
/*
* 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_NAMESPACE::RateLimiter>*>(handle)
->get()
->Request(jbytes, ROCKSDB_NAMESPACE::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_NAMESPACE::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_NAMESPACE::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_NAMESPACE::RateLimiter>*>(
handle)
->get()
->GetTotalRequests();
}
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