rocksdb/java/rocksjni/stderr_logger.cc

86 lines
3.1 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).
#include "util/stderr_logger.h"
#include <jni.h>
#include <memory>
#include "include/org_rocksdb_util_StdErrLogger.h"
#include "rocksjni/cplusplus_to_java_convert.h"
#include "rocksjni/portal.h"
/*
* Class: org_rocksdb_util_StdErrLogger
* Method: newStdErrLogger
* Signature: (BLjava/lang/String;)J
*/
jlong Java_org_rocksdb_util_StdErrLogger_newStdErrLogger(JNIEnv* env,
jclass /*jcls*/,
jbyte jlog_level,
jstring jlog_prefix) {
auto log_level = static_cast<ROCKSDB_NAMESPACE::InfoLogLevel>(jlog_level);
std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>* sptr_logger = nullptr;
if (jlog_prefix == nullptr) {
sptr_logger = new std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>(
new ROCKSDB_NAMESPACE::StderrLogger(log_level));
} else {
jboolean has_exception = JNI_FALSE;
auto log_prefix = ROCKSDB_NAMESPACE::JniUtil::copyStdString(
env, jlog_prefix, &has_exception); // also releases jlog_prefix
if (has_exception == JNI_TRUE) {
return 0;
}
sptr_logger = new std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>(
new ROCKSDB_NAMESPACE::StderrLogger(log_level, log_prefix));
}
return GET_CPLUSPLUS_POINTER(sptr_logger);
}
/*
* Class: org_rocksdb_util_StdErrLogger
* Method: setInfoLogLevel
* Signature: (JB)V
*/
void Java_org_rocksdb_util_StdErrLogger_setInfoLogLevel(JNIEnv* /*env*/,
jclass /*jcls*/,
jlong jhandle,
jbyte jlog_level) {
auto* handle =
reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>*>(
jhandle);
handle->get()->SetInfoLogLevel(
static_cast<ROCKSDB_NAMESPACE::InfoLogLevel>(jlog_level));
}
/*
* Class: org_rocksdb_util_StdErrLogger
* Method: infoLogLevel
* Signature: (J)B
*/
jbyte Java_org_rocksdb_util_StdErrLogger_infoLogLevel(JNIEnv* /*env*/,
jclass /*jcls*/,
jlong jhandle) {
auto* handle =
reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>*>(
jhandle);
return static_cast<jbyte>(handle->get()->GetInfoLogLevel());
}
/*
* Class: org_rocksdb_util_StdErrLogger
* Method: disposeInternal
* Signature: (J)V
*/
void Java_org_rocksdb_util_StdErrLogger_disposeInternal(JNIEnv* /*env*/,
jobject /*jobj*/,
jlong jhandle) {
auto* handle =
reinterpret_cast<std::shared_ptr<ROCKSDB_NAMESPACE::StderrLogger>*>(
jhandle);
delete handle; // delete std::shared_ptr
}