github-actions[bot] commented on code in PR #43497:
URL: https://github.com/apache/doris/pull/43497#discussion_r1833786811
##########
be/src/util/jvm_metrics.cpp:
##########
@@ -189,257 +182,193 @@
}
}
-Status JvmStats::init(JNIEnv* env) {
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ManagementFactory",
- &_managementFactoryClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
-
"()Ljava/lang/management/MemoryMXBean;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryUsage",
- &_memoryUsageClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageUsedMethod, env,
- GetMethodID(_memoryUsageClass, "getUsed",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageCommittedMethod, env,
- GetMethodID(_memoryUsageClass,
"getCommitted", "()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageMaxMethod, env,
- GetMethodID(_memoryUsageClass, "getMax",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryMXBean",
- &_memoryMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getNonHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPoolMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass, "getMemoryPoolMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/util/List",
&_listClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListSizeMethod, env,
- GetMethodID(_listClass, "size", "()I"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListUseIndexMethod, env,
- GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryPoolMXBean",
- &_memoryPoolMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPoolMXBeanUsageMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPollMXBeanPeakMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPollMXBeanNameMethod, env,
- GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getThreadMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
-
"()Ljava/lang/management/ThreadMXBean;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGarbageCollectorMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getGarbageCollectorMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/GarbageCollectorMXBean",
- &_garbageCollectorMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCNameMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionCountMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionCount",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionTimeMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionTime",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ThreadMXBean",
- &_threadMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getAllThreadIdsMethod, env,
- GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getThreadInfoMethod, env,
- GetMethodID(_threadMXBeanClass,
"getThreadInfo",
-
"([JI)[Ljava/lang/management/ThreadInfo;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getPeakThreadCountMethod, env,
- GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I"));
-
- RETURN_IF_ERROR(
- JniUtil::GetGlobalClassRef(env, "java/lang/management/ThreadInfo",
&_threadInfoClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- ,
-
- _getThreadStateMethod, env,
- GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/lang/Thread$State",
&_threadStateClass));
+void JvmStats::init(JNIEnv* ENV) {
+ env = ENV;
+ _managementFactoryClass =
env->FindClass("java/lang/management/ManagementFactory");
+ if (_managementFactoryClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/ManagementFactory Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, newThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;"));
+ _getMemoryMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
+
"()Ljava/lang/management/MemoryMXBean;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, runnableThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;"));
+ _memoryUsageClass = env->FindClass("java/lang/management/MemoryUsage");
+ if (_memoryUsageClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryUsage Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryUsageUsedMethod = env->GetMethodID(_memoryUsageClass, "getUsed",
"()J");
+ _getMemoryUsageCommittedMethod = env->GetMethodID(_memoryUsageClass,
"getCommitted", "()J");
+ _getMemoryUsageMaxMethod = env->GetMethodID(_memoryUsageClass, "getMax",
"()J");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, blockedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, waitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;"));
+ _memoryMXBeanClass = env->FindClass("java/lang/management/MemoryMXBean");
+ if (_memoryMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getNonHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, timedWaitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, terminatedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;"));
+ _getMemoryPoolMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getMemoryPoolMXBeans",
"()Ljava/util/List;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, newThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
newThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, newThreadStateObj,
&_newThreadStateObj));
+ _listClass = env->FindClass("java/util/List");
+ if (_listClass == nullptr) {
+ LOG(WARNING) << "Class java/util/List Not Find.JVM monitoring fails.";
+ return;
+ }
+ _getListSizeMethod = env->GetMethodID(_listClass, "size", "()I");
+ _getListUseIndexMethod = env->GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, runnableThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
runnableThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, runnableThreadStateObj,
&_runnableThreadStateObj));
+ _memoryPoolMXBeanClass =
env->FindClass("java/lang/management/MemoryPoolMXBean");
+ if (_memoryPoolMXBeanClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/MemoryPoolMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryPoolMXBeanUsageMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanPeakMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanNameMethod =
+ env->GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;");
+
+ _getThreadMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
+
"()Ljava/lang/management/ThreadMXBean;");
+
+ _getGarbageCollectorMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getGarbageCollectorMXBeans",
"()Ljava/util/List;");
+
+ _garbageCollectorMXBeanClass =
env->FindClass("java/lang/management/GarbageCollectorMXBean");
+ if (_garbageCollectorMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/GarbageCollectorMXBean Not
Find.JVM monitoring "
+ "fails.";
+ return;
+ }
+ _getGCNameMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;");
+ _getGCCollectionCountMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionCount", "()J");
+ _getGCCollectionTimeMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionTime", "()J");
+
+ _threadMXBeanClass = env->FindClass("java/lang/management/ThreadMXBean");
+ if (_threadMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getAllThreadIdsMethod = env->GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J");
+ _getThreadInfoMethod = env->GetMethodID(_threadMXBeanClass,
"getThreadInfo",
+
"([JI)[Ljava/lang/management/ThreadInfo;");
+ _getPeakThreadCountMethod = env->GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I");
+
+ _threadInfoClass = env->FindClass("java/lang/management/ThreadInfo");
+ if (_threadInfoClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadInfo Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, blockedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
blockedThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, blockedThreadStateObj,
&_blockedThreadStateObj));
+ _getThreadStateMethod =
+ env->GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, waitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
waitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, waitingThreadStateObj,
&_waitingThreadStateObj));
+ _threadStateClass = env->FindClass("java/lang/Thread$State");
+ if (_threadStateClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/Thread$State Not Find.JVM monitoring
fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, timedWaitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, timedWaitingThreadStateObj,
- &_timedWaitingThreadStateObj));
+ jfieldID newThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;");
+ jfieldID runnableThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;");
+ jfieldID blockedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;");
+ jfieldID waitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID timedWaitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID terminatedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;");
+
+ _newThreadStateObj = env->GetStaticObjectField(_threadStateClass,
newThreadFieldID);
+ _runnableThreadStateObj = env->GetStaticObjectField(_threadStateClass,
runnableThreadFieldID);
+ _blockedThreadStateObj = env->GetStaticObjectField(_threadStateClass,
blockedThreadFieldID);
+ _waitingThreadStateObj = env->GetStaticObjectField(_threadStateClass,
waitingThreadFieldID);
+ _timedWaitingThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID);
+ _terminatedThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
terminatedThreadFieldID);
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, terminatedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass, terminatedThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, terminatedThreadStateObj,
&_terminatedThreadStateObj));
+ LOG(INFO) << "Start JVM monitoring.";
_init_complete = true;
-
- LOG(INFO) << "Start JVM monitoring.";
- return Status::OK();
+ return;
}
Review Comment:
warning: redundant return statement at the end of a function with a void
return type [readability-redundant-control-flow]
```suggestion
}
```
##########
be/src/util/jvm_metrics.cpp:
##########
@@ -189,257 +182,193 @@
}
}
-Status JvmStats::init(JNIEnv* env) {
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ManagementFactory",
- &_managementFactoryClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
-
"()Ljava/lang/management/MemoryMXBean;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryUsage",
- &_memoryUsageClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageUsedMethod, env,
- GetMethodID(_memoryUsageClass, "getUsed",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageCommittedMethod, env,
- GetMethodID(_memoryUsageClass,
"getCommitted", "()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageMaxMethod, env,
- GetMethodID(_memoryUsageClass, "getMax",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryMXBean",
- &_memoryMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getNonHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPoolMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass, "getMemoryPoolMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/util/List",
&_listClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListSizeMethod, env,
- GetMethodID(_listClass, "size", "()I"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListUseIndexMethod, env,
- GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryPoolMXBean",
- &_memoryPoolMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPoolMXBeanUsageMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPollMXBeanPeakMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPollMXBeanNameMethod, env,
- GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getThreadMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
-
"()Ljava/lang/management/ThreadMXBean;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGarbageCollectorMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getGarbageCollectorMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/GarbageCollectorMXBean",
- &_garbageCollectorMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCNameMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionCountMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionCount",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionTimeMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionTime",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ThreadMXBean",
- &_threadMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getAllThreadIdsMethod, env,
- GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getThreadInfoMethod, env,
- GetMethodID(_threadMXBeanClass,
"getThreadInfo",
-
"([JI)[Ljava/lang/management/ThreadInfo;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getPeakThreadCountMethod, env,
- GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I"));
-
- RETURN_IF_ERROR(
- JniUtil::GetGlobalClassRef(env, "java/lang/management/ThreadInfo",
&_threadInfoClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- ,
-
- _getThreadStateMethod, env,
- GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/lang/Thread$State",
&_threadStateClass));
+void JvmStats::init(JNIEnv* ENV) {
+ env = ENV;
+ _managementFactoryClass =
env->FindClass("java/lang/management/ManagementFactory");
+ if (_managementFactoryClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/ManagementFactory Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, newThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;"));
+ _getMemoryMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
+
"()Ljava/lang/management/MemoryMXBean;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, runnableThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;"));
+ _memoryUsageClass = env->FindClass("java/lang/management/MemoryUsage");
+ if (_memoryUsageClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryUsage Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryUsageUsedMethod = env->GetMethodID(_memoryUsageClass, "getUsed",
"()J");
+ _getMemoryUsageCommittedMethod = env->GetMethodID(_memoryUsageClass,
"getCommitted", "()J");
+ _getMemoryUsageMaxMethod = env->GetMethodID(_memoryUsageClass, "getMax",
"()J");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, blockedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, waitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;"));
+ _memoryMXBeanClass = env->FindClass("java/lang/management/MemoryMXBean");
+ if (_memoryMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getNonHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, timedWaitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, terminatedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;"));
+ _getMemoryPoolMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getMemoryPoolMXBeans",
"()Ljava/util/List;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, newThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
newThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, newThreadStateObj,
&_newThreadStateObj));
+ _listClass = env->FindClass("java/util/List");
+ if (_listClass == nullptr) {
+ LOG(WARNING) << "Class java/util/List Not Find.JVM monitoring fails.";
+ return;
+ }
+ _getListSizeMethod = env->GetMethodID(_listClass, "size", "()I");
+ _getListUseIndexMethod = env->GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, runnableThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
runnableThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, runnableThreadStateObj,
&_runnableThreadStateObj));
+ _memoryPoolMXBeanClass =
env->FindClass("java/lang/management/MemoryPoolMXBean");
+ if (_memoryPoolMXBeanClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/MemoryPoolMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryPoolMXBeanUsageMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanPeakMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanNameMethod =
+ env->GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;");
+
+ _getThreadMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
+
"()Ljava/lang/management/ThreadMXBean;");
+
+ _getGarbageCollectorMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getGarbageCollectorMXBeans",
"()Ljava/util/List;");
+
+ _garbageCollectorMXBeanClass =
env->FindClass("java/lang/management/GarbageCollectorMXBean");
+ if (_garbageCollectorMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/GarbageCollectorMXBean Not
Find.JVM monitoring "
+ "fails.";
+ return;
+ }
+ _getGCNameMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;");
+ _getGCCollectionCountMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionCount", "()J");
+ _getGCCollectionTimeMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionTime", "()J");
+
+ _threadMXBeanClass = env->FindClass("java/lang/management/ThreadMXBean");
+ if (_threadMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getAllThreadIdsMethod = env->GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J");
+ _getThreadInfoMethod = env->GetMethodID(_threadMXBeanClass,
"getThreadInfo",
+
"([JI)[Ljava/lang/management/ThreadInfo;");
+ _getPeakThreadCountMethod = env->GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I");
+
+ _threadInfoClass = env->FindClass("java/lang/management/ThreadInfo");
+ if (_threadInfoClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadInfo Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, blockedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
blockedThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, blockedThreadStateObj,
&_blockedThreadStateObj));
+ _getThreadStateMethod =
+ env->GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, waitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
waitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, waitingThreadStateObj,
&_waitingThreadStateObj));
+ _threadStateClass = env->FindClass("java/lang/Thread$State");
+ if (_threadStateClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/Thread$State Not Find.JVM monitoring
fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, timedWaitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, timedWaitingThreadStateObj,
- &_timedWaitingThreadStateObj));
+ jfieldID newThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;");
+ jfieldID runnableThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;");
+ jfieldID blockedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;");
+ jfieldID waitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID timedWaitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID terminatedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;");
+
+ _newThreadStateObj = env->GetStaticObjectField(_threadStateClass,
newThreadFieldID);
+ _runnableThreadStateObj = env->GetStaticObjectField(_threadStateClass,
runnableThreadFieldID);
+ _blockedThreadStateObj = env->GetStaticObjectField(_threadStateClass,
blockedThreadFieldID);
+ _waitingThreadStateObj = env->GetStaticObjectField(_threadStateClass,
waitingThreadFieldID);
+ _timedWaitingThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID);
+ _terminatedThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
terminatedThreadFieldID);
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, terminatedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass, terminatedThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, terminatedThreadStateObj,
&_terminatedThreadStateObj));
+ LOG(INFO) << "Start JVM monitoring.";
_init_complete = true;
-
- LOG(INFO) << "Start JVM monitoring.";
- return Status::OK();
+ return;
}
-Status JvmStats::refresh(JvmMetrics* jvm_metrics) const {
+void JvmStats::refresh(JvmMetrics* jvm_metrics) {
Review Comment:
warning: method 'refresh' can be made const
[readability-make-member-function-const]
be/src/util/jvm_metrics.h:102:
```diff
- void refresh(JvmMetrics* jvm_metrics);
+ void refresh(JvmMetrics* jvm_metrics) const;
```
```suggestion
void JvmStats::refresh(JvmMetrics* jvm_metrics) const {
```
##########
be/src/util/jvm_metrics.cpp:
##########
@@ -189,257 +182,193 @@ void JvmMetrics::update() {
}
}
-Status JvmStats::init(JNIEnv* env) {
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ManagementFactory",
- &_managementFactoryClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
-
"()Ljava/lang/management/MemoryMXBean;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryUsage",
- &_memoryUsageClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageUsedMethod, env,
- GetMethodID(_memoryUsageClass, "getUsed",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageCommittedMethod, env,
- GetMethodID(_memoryUsageClass,
"getCommitted", "()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageMaxMethod, env,
- GetMethodID(_memoryUsageClass, "getMax",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryMXBean",
- &_memoryMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getNonHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPoolMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass, "getMemoryPoolMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/util/List",
&_listClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListSizeMethod, env,
- GetMethodID(_listClass, "size", "()I"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListUseIndexMethod, env,
- GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryPoolMXBean",
- &_memoryPoolMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPoolMXBeanUsageMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPollMXBeanPeakMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPollMXBeanNameMethod, env,
- GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getThreadMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
-
"()Ljava/lang/management/ThreadMXBean;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGarbageCollectorMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getGarbageCollectorMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/GarbageCollectorMXBean",
- &_garbageCollectorMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCNameMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionCountMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionCount",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionTimeMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionTime",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ThreadMXBean",
- &_threadMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getAllThreadIdsMethod, env,
- GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getThreadInfoMethod, env,
- GetMethodID(_threadMXBeanClass,
"getThreadInfo",
-
"([JI)[Ljava/lang/management/ThreadInfo;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getPeakThreadCountMethod, env,
- GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I"));
-
- RETURN_IF_ERROR(
- JniUtil::GetGlobalClassRef(env, "java/lang/management/ThreadInfo",
&_threadInfoClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- ,
-
- _getThreadStateMethod, env,
- GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/lang/Thread$State",
&_threadStateClass));
+void JvmStats::init(JNIEnv* ENV) {
Review Comment:
warning: function 'init' exceeds recommended size/complexity thresholds
[readability-function-size]
```cpp
void JvmStats::init(JNIEnv* ENV) {
^
```
<details>
<summary>Additional context</summary>
**be/src/util/jvm_metrics.cpp:184:** 125 lines including whitespace and
comments (threshold 80)
```cpp
void JvmStats::init(JNIEnv* ENV) {
^
```
</details>
##########
be/src/util/jvm_metrics.cpp:
##########
@@ -189,257 +182,193 @@
}
}
-Status JvmStats::init(JNIEnv* env) {
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ManagementFactory",
- &_managementFactoryClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
-
"()Ljava/lang/management/MemoryMXBean;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryUsage",
- &_memoryUsageClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageUsedMethod, env,
- GetMethodID(_memoryUsageClass, "getUsed",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageCommittedMethod, env,
- GetMethodID(_memoryUsageClass,
"getCommitted", "()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageMaxMethod, env,
- GetMethodID(_memoryUsageClass, "getMax",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryMXBean",
- &_memoryMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getNonHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPoolMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass, "getMemoryPoolMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/util/List",
&_listClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListSizeMethod, env,
- GetMethodID(_listClass, "size", "()I"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListUseIndexMethod, env,
- GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryPoolMXBean",
- &_memoryPoolMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPoolMXBeanUsageMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPollMXBeanPeakMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPollMXBeanNameMethod, env,
- GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getThreadMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
-
"()Ljava/lang/management/ThreadMXBean;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGarbageCollectorMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getGarbageCollectorMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/GarbageCollectorMXBean",
- &_garbageCollectorMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCNameMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionCountMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionCount",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionTimeMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionTime",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ThreadMXBean",
- &_threadMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getAllThreadIdsMethod, env,
- GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getThreadInfoMethod, env,
- GetMethodID(_threadMXBeanClass,
"getThreadInfo",
-
"([JI)[Ljava/lang/management/ThreadInfo;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getPeakThreadCountMethod, env,
- GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I"));
-
- RETURN_IF_ERROR(
- JniUtil::GetGlobalClassRef(env, "java/lang/management/ThreadInfo",
&_threadInfoClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- ,
-
- _getThreadStateMethod, env,
- GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/lang/Thread$State",
&_threadStateClass));
+void JvmStats::init(JNIEnv* ENV) {
+ env = ENV;
+ _managementFactoryClass =
env->FindClass("java/lang/management/ManagementFactory");
+ if (_managementFactoryClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/ManagementFactory Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, newThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;"));
+ _getMemoryMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
+
"()Ljava/lang/management/MemoryMXBean;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, runnableThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;"));
+ _memoryUsageClass = env->FindClass("java/lang/management/MemoryUsage");
+ if (_memoryUsageClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryUsage Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryUsageUsedMethod = env->GetMethodID(_memoryUsageClass, "getUsed",
"()J");
+ _getMemoryUsageCommittedMethod = env->GetMethodID(_memoryUsageClass,
"getCommitted", "()J");
+ _getMemoryUsageMaxMethod = env->GetMethodID(_memoryUsageClass, "getMax",
"()J");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, blockedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, waitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;"));
+ _memoryMXBeanClass = env->FindClass("java/lang/management/MemoryMXBean");
+ if (_memoryMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getNonHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, timedWaitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, terminatedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;"));
+ _getMemoryPoolMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getMemoryPoolMXBeans",
"()Ljava/util/List;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, newThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
newThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, newThreadStateObj,
&_newThreadStateObj));
+ _listClass = env->FindClass("java/util/List");
+ if (_listClass == nullptr) {
+ LOG(WARNING) << "Class java/util/List Not Find.JVM monitoring fails.";
+ return;
+ }
+ _getListSizeMethod = env->GetMethodID(_listClass, "size", "()I");
+ _getListUseIndexMethod = env->GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, runnableThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
runnableThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, runnableThreadStateObj,
&_runnableThreadStateObj));
+ _memoryPoolMXBeanClass =
env->FindClass("java/lang/management/MemoryPoolMXBean");
+ if (_memoryPoolMXBeanClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/MemoryPoolMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryPoolMXBeanUsageMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanPeakMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanNameMethod =
+ env->GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;");
+
+ _getThreadMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
+
"()Ljava/lang/management/ThreadMXBean;");
+
+ _getGarbageCollectorMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getGarbageCollectorMXBeans",
"()Ljava/util/List;");
+
+ _garbageCollectorMXBeanClass =
env->FindClass("java/lang/management/GarbageCollectorMXBean");
+ if (_garbageCollectorMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/GarbageCollectorMXBean Not
Find.JVM monitoring "
+ "fails.";
+ return;
+ }
+ _getGCNameMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;");
+ _getGCCollectionCountMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionCount", "()J");
+ _getGCCollectionTimeMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionTime", "()J");
+
+ _threadMXBeanClass = env->FindClass("java/lang/management/ThreadMXBean");
+ if (_threadMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getAllThreadIdsMethod = env->GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J");
+ _getThreadInfoMethod = env->GetMethodID(_threadMXBeanClass,
"getThreadInfo",
+
"([JI)[Ljava/lang/management/ThreadInfo;");
+ _getPeakThreadCountMethod = env->GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I");
+
+ _threadInfoClass = env->FindClass("java/lang/management/ThreadInfo");
+ if (_threadInfoClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadInfo Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, blockedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
blockedThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, blockedThreadStateObj,
&_blockedThreadStateObj));
+ _getThreadStateMethod =
+ env->GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, waitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
waitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, waitingThreadStateObj,
&_waitingThreadStateObj));
+ _threadStateClass = env->FindClass("java/lang/Thread$State");
+ if (_threadStateClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/Thread$State Not Find.JVM monitoring
fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, timedWaitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, timedWaitingThreadStateObj,
- &_timedWaitingThreadStateObj));
+ jfieldID newThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;");
+ jfieldID runnableThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;");
+ jfieldID blockedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;");
+ jfieldID waitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID timedWaitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID terminatedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;");
+
+ _newThreadStateObj = env->GetStaticObjectField(_threadStateClass,
newThreadFieldID);
+ _runnableThreadStateObj = env->GetStaticObjectField(_threadStateClass,
runnableThreadFieldID);
+ _blockedThreadStateObj = env->GetStaticObjectField(_threadStateClass,
blockedThreadFieldID);
+ _waitingThreadStateObj = env->GetStaticObjectField(_threadStateClass,
waitingThreadFieldID);
+ _timedWaitingThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID);
+ _terminatedThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
terminatedThreadFieldID);
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, terminatedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass, terminatedThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, terminatedThreadStateObj,
&_terminatedThreadStateObj));
+ LOG(INFO) << "Start JVM monitoring.";
_init_complete = true;
-
- LOG(INFO) << "Start JVM monitoring.";
- return Status::OK();
+ return;
}
-Status JvmStats::refresh(JvmMetrics* jvm_metrics) const {
+void JvmStats::refresh(JvmMetrics* jvm_metrics) {
Review Comment:
warning: function 'refresh' exceeds recommended size/complexity thresholds
[readability-function-size]
```cpp
void JvmStats::refresh(JvmMetrics* jvm_metrics) {
^
```
<details>
<summary>Additional context</summary>
**be/src/util/jvm_metrics.cpp:311:** 164 lines including whitespace and
comments (threshold 80)
```cpp
void JvmStats::refresh(JvmMetrics* jvm_metrics) {
^
```
</details>
##########
be/src/util/jvm_metrics.cpp:
##########
@@ -189,257 +182,193 @@
}
}
-Status JvmStats::init(JNIEnv* env) {
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ManagementFactory",
- &_managementFactoryClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
-
"()Ljava/lang/management/MemoryMXBean;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryUsage",
- &_memoryUsageClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageUsedMethod, env,
- GetMethodID(_memoryUsageClass, "getUsed",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageCommittedMethod, env,
- GetMethodID(_memoryUsageClass,
"getCommitted", "()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryUsageMaxMethod, env,
- GetMethodID(_memoryUsageClass, "getMax",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryMXBean",
- &_memoryMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getNonHeapMemoryUsageMethod, env,
- GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPoolMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass, "getMemoryPoolMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/util/List",
&_listClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListSizeMethod, env,
- GetMethodID(_listClass, "size", "()I"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getListUseIndexMethod, env,
- GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/MemoryPoolMXBean",
- &_memoryPoolMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPoolMXBeanUsageMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getMemoryPollMXBeanPeakMethod, env,
- GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
-
"()Ljava/lang/management/MemoryUsage;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getMemoryPollMXBeanNameMethod, env,
- GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(, _getThreadMXBeanMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
-
"()Ljava/lang/management/ThreadMXBean;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGarbageCollectorMXBeansMethod, env,
- GetStaticMethodID(_managementFactoryClass,
"getGarbageCollectorMXBeans",
- "()Ljava/util/List;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/GarbageCollectorMXBean",
- &_garbageCollectorMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCNameMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionCountMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionCount",
"()J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- , _getGCCollectionTimeMethod, env,
- GetMethodID(_garbageCollectorMXBeanClass, "getCollectionTime",
"()J"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env,
"java/lang/management/ThreadMXBean",
- &_threadMXBeanClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getAllThreadIdsMethod, env,
- GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getThreadInfoMethod, env,
- GetMethodID(_threadMXBeanClass,
"getThreadInfo",
-
"([JI)[Ljava/lang/management/ThreadInfo;"));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(,
-
- _getPeakThreadCountMethod, env,
- GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I"));
-
- RETURN_IF_ERROR(
- JniUtil::GetGlobalClassRef(env, "java/lang/management/ThreadInfo",
&_threadInfoClass));
-
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- ,
-
- _getThreadStateMethod, env,
- GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;"));
-
- RETURN_IF_ERROR(JniUtil::GetGlobalClassRef(env, "java/lang/Thread$State",
&_threadStateClass));
+void JvmStats::init(JNIEnv* ENV) {
+ env = ENV;
+ _managementFactoryClass =
env->FindClass("java/lang/management/ManagementFactory");
+ if (_managementFactoryClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/ManagementFactory Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, newThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;"));
+ _getMemoryMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getMemoryMXBean",
+
"()Ljava/lang/management/MemoryMXBean;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, runnableThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;"));
+ _memoryUsageClass = env->FindClass("java/lang/management/MemoryUsage");
+ if (_memoryUsageClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryUsage Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryUsageUsedMethod = env->GetMethodID(_memoryUsageClass, "getUsed",
"()J");
+ _getMemoryUsageCommittedMethod = env->GetMethodID(_memoryUsageClass,
"getCommitted", "()J");
+ _getMemoryUsageMaxMethod = env->GetMethodID(_memoryUsageClass, "getMax",
"()J");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, blockedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, waitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;"));
+ _memoryMXBeanClass = env->FindClass("java/lang/management/MemoryMXBean");
+ if (_memoryMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/MemoryMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getNonHeapMemoryUsageMethod = env->GetMethodID(_memoryMXBeanClass,
"getNonHeapMemoryUsage",
+
"()Ljava/lang/management/MemoryUsage;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, timedWaitingThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;"));
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jfieldID, terminatedThreadFieldID, env,
- GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;"));
+ _getMemoryPoolMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getMemoryPoolMXBeans",
"()Ljava/util/List;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, newThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
newThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, newThreadStateObj,
&_newThreadStateObj));
+ _listClass = env->FindClass("java/util/List");
+ if (_listClass == nullptr) {
+ LOG(WARNING) << "Class java/util/List Not Find.JVM monitoring fails.";
+ return;
+ }
+ _getListSizeMethod = env->GetMethodID(_listClass, "size", "()I");
+ _getListUseIndexMethod = env->GetMethodID(_listClass, "get",
"(I)Ljava/lang/Object;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, runnableThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
runnableThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, runnableThreadStateObj,
&_runnableThreadStateObj));
+ _memoryPoolMXBeanClass =
env->FindClass("java/lang/management/MemoryPoolMXBean");
+ if (_memoryPoolMXBeanClass == nullptr) {
+ LOG(WARNING)
+ << "Class java/lang/management/MemoryPoolMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getMemoryPoolMXBeanUsageMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanPeakMethod = env->GetMethodID(_memoryPoolMXBeanClass,
"getPeakUsage",
+
"()Ljava/lang/management/MemoryUsage;");
+ _getMemoryPollMXBeanNameMethod =
+ env->GetMethodID(_memoryPoolMXBeanClass, "getName",
"()Ljava/lang/String;");
+
+ _getThreadMXBeanMethod = env->GetStaticMethodID(_managementFactoryClass,
"getThreadMXBean",
+
"()Ljava/lang/management/ThreadMXBean;");
+
+ _getGarbageCollectorMXBeansMethod = env->GetStaticMethodID(
+ _managementFactoryClass, "getGarbageCollectorMXBeans",
"()Ljava/util/List;");
+
+ _garbageCollectorMXBeanClass =
env->FindClass("java/lang/management/GarbageCollectorMXBean");
+ if (_garbageCollectorMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/GarbageCollectorMXBean Not
Find.JVM monitoring "
+ "fails.";
+ return;
+ }
+ _getGCNameMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass, "getName",
"()Ljava/lang/String;");
+ _getGCCollectionCountMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionCount", "()J");
+ _getGCCollectionTimeMethod =
+ env->GetMethodID(_garbageCollectorMXBeanClass,
"getCollectionTime", "()J");
+
+ _threadMXBeanClass = env->FindClass("java/lang/management/ThreadMXBean");
+ if (_threadMXBeanClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadMXBean Not Find.JVM
monitoring fails.";
+ return;
+ }
+ _getAllThreadIdsMethod = env->GetMethodID(_threadMXBeanClass,
"getAllThreadIds", "()[J");
+ _getThreadInfoMethod = env->GetMethodID(_threadMXBeanClass,
"getThreadInfo",
+
"([JI)[Ljava/lang/management/ThreadInfo;");
+ _getPeakThreadCountMethod = env->GetMethodID(_threadMXBeanClass,
"getPeakThreadCount", "()I");
+
+ _threadInfoClass = env->FindClass("java/lang/management/ThreadInfo");
+ if (_threadInfoClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/management/ThreadInfo Not Find.JVM
monitoring fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, blockedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
blockedThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, blockedThreadStateObj,
&_blockedThreadStateObj));
+ _getThreadStateMethod =
+ env->GetMethodID(_threadInfoClass, "getThreadState",
"()Ljava/lang/Thread$State;");
- JNI_CALL_METHOD_CHECK_EXCEPTION(jobject, waitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
waitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, waitingThreadStateObj,
&_waitingThreadStateObj));
+ _threadStateClass = env->FindClass("java/lang/Thread$State");
+ if (_threadStateClass == nullptr) {
+ LOG(WARNING) << "Class java/lang/Thread$State Not Find.JVM monitoring
fails.";
+ return;
+ }
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, timedWaitingThreadStateObj, env,
- GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID));
- RETURN_IF_ERROR(JniUtil::LocalToGlobalRef(env, timedWaitingThreadStateObj,
- &_timedWaitingThreadStateObj));
+ jfieldID newThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "NEW",
"Ljava/lang/Thread$State;");
+ jfieldID runnableThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "RUNNABLE",
"Ljava/lang/Thread$State;");
+ jfieldID blockedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "BLOCKED",
"Ljava/lang/Thread$State;");
+ jfieldID waitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID timedWaitingThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TIMED_WAITING",
"Ljava/lang/Thread$State;");
+ jfieldID terminatedThreadFieldID =
+ env->GetStaticFieldID(_threadStateClass, "TERMINATED",
"Ljava/lang/Thread$State;");
+
+ _newThreadStateObj = env->GetStaticObjectField(_threadStateClass,
newThreadFieldID);
+ _runnableThreadStateObj = env->GetStaticObjectField(_threadStateClass,
runnableThreadFieldID);
+ _blockedThreadStateObj = env->GetStaticObjectField(_threadStateClass,
blockedThreadFieldID);
+ _waitingThreadStateObj = env->GetStaticObjectField(_threadStateClass,
waitingThreadFieldID);
+ _timedWaitingThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
timedWaitingThreadFieldID);
+ _terminatedThreadStateObj =
+ env->GetStaticObjectField(_threadStateClass,
terminatedThreadFieldID);
- JNI_CALL_METHOD_CHECK_EXCEPTION(
- jobject, terminatedThreadStateObj, env,
- GetStaticObjectField(_threadStateClass, terminatedThreadFieldID));
- RETURN_IF_ERROR(
- JniUtil::LocalToGlobalRef(env, terminatedThreadStateObj,
&_terminatedThreadStateObj));
+ LOG(INFO) << "Start JVM monitoring.";
_init_complete = true;
-
- LOG(INFO) << "Start JVM monitoring.";
- return Status::OK();
+ return;
}
-Status JvmStats::refresh(JvmMetrics* jvm_metrics) const {
+void JvmStats::refresh(JvmMetrics* jvm_metrics) {
Review Comment:
warning: function 'refresh' has cognitive complexity of 66 (threshold 50)
[readability-function-cognitive-complexity]
```cpp
void JvmStats::refresh(JvmMetrics* jvm_metrics) {
^
```
<details>
<summary>Additional context</summary>
**be/src/util/jvm_metrics.cpp:312:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
if (!_init_complete) {
^
```
**be/src/util/jvm_metrics.cpp:317:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
if (!st.ok()) {
^
```
**be/src/util/jvm_metrics.cpp:332:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_heap_size_bytes_used->set_value(heapMemoryUsed < 0 ? 0
: heapMemoryUsed);
^
```
**be/src/util/jvm_metrics.cpp:334:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
heapMemoryCommitted < 0 ? 0 : heapMemoryCommitted);
^
```
**be/src/util/jvm_metrics.cpp:335:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_heap_size_bytes_max->set_value(heapMemoryMax < 0 ? 0 :
heapMemoryMax);
^
```
**be/src/util/jvm_metrics.cpp:345:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
nonHeapMemoryCommitted < 0 ? 0 : nonHeapMemoryCommitted);
^
```
**be/src/util/jvm_metrics.cpp:346:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_non_heap_size_bytes_used->set_value(nonHeapMemoryUsed <
0 ? 0
^
```
**be/src/util/jvm_metrics.cpp:354:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
for (int i = 0; i < size; ++i) {
^
```
**be/src/util/jvm_metrics.cpp:371:** +2, including nesting penalty of 1,
nesting level increased to 2
```cpp
if (nameStr != nullptr) {
^
```
**be/src/util/jvm_metrics.cpp:373:** +3, including nesting penalty of 2,
nesting level increased to 3
```cpp
if (it == _memoryPoolName.end()) {
^
```
**be/src/util/jvm_metrics.cpp:376:** +3, including nesting penalty of 2,
nesting level increased to 3
```cpp
if (it->second == memoryPoolNameEnum::YOUNG) {
^
```
**be/src/util/jvm_metrics.cpp:377:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_young_size_bytes_used->set_value(used < 0 ?
0 : used);
^
```
**be/src/util/jvm_metrics.cpp:378:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_young_size_bytes_peak_used->set_value(peakUsed < 0 ? 0 :
peakUsed);
^
```
**be/src/util/jvm_metrics.cpp:379:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_young_size_bytes_max->set_value(max < 0 ? 0
: max);
^
```
**be/src/util/jvm_metrics.cpp:381:** +1, nesting level increased to 3
```cpp
} else if (it->second == memoryPoolNameEnum::OLD) {
^
```
**be/src/util/jvm_metrics.cpp:382:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_old_size_bytes_used->set_value(used < 0 ? 0
: used);
^
```
**be/src/util/jvm_metrics.cpp:383:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_old_size_bytes_peak_used->set_value(peakUsed < 0 ? 0 :
peakUsed);
^
```
**be/src/util/jvm_metrics.cpp:384:** +4, including nesting penalty of 3,
nesting level increased to 4
```cpp
jvm_metrics->jvm_old_size_bytes_max->set_value(max < 0 ? 0 :
max);
^
```
**be/src/util/jvm_metrics.cpp:407:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_peak_count->set_value(peakThreadCount < 0 ? 0 :
peakThreadCount);
^
```
**be/src/util/jvm_metrics.cpp:408:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_count->set_value(threadCount < 0 ? 0 :
threadCount);
^
```
**be/src/util/jvm_metrics.cpp:410:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
for (int i = 0; i < threadCount; i++) {
^
```
**be/src/util/jvm_metrics.cpp:412:** +2, including nesting penalty of 1,
nesting level increased to 2
```cpp
if (threadInfo == nullptr) {
^
```
**be/src/util/jvm_metrics.cpp:417:** +2, including nesting penalty of 1,
nesting level increased to 2
```cpp
if (env->IsSameObject(threadState, _newThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:419:** +1, nesting level increased to 2
```cpp
} else if (env->IsSameObject(threadState, _runnableThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:421:** +1, nesting level increased to 2
```cpp
} else if (env->IsSameObject(threadState, _blockedThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:423:** +1, nesting level increased to 2
```cpp
} else if (env->IsSameObject(threadState, _waitingThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:425:** +1, nesting level increased to 2
```cpp
} else if (env->IsSameObject(threadState,
_timedWaitingThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:427:** +1, nesting level increased to 2
```cpp
} else if (env->IsSameObject(threadState,
_terminatedThreadStateObj)) {
^
```
**be/src/util/jvm_metrics.cpp:434:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_new_count->set_value(threadsNew < 0 ? 0 :
threadsNew);
^
```
**be/src/util/jvm_metrics.cpp:435:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_runnable_count->set_value(threadsRunnable < 0 ?
0 : threadsRunnable);
^
```
**be/src/util/jvm_metrics.cpp:436:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_blocked_count->set_value(threadsBlocked < 0 ? 0
: threadsBlocked);
^
```
**be/src/util/jvm_metrics.cpp:437:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_waiting_count->set_value(threadsWaiting < 0 ? 0
: threadsWaiting);
^
```
**be/src/util/jvm_metrics.cpp:439:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
threadsTimedWaiting < 0 ? 0 : threadsTimedWaiting);
^
```
**be/src/util/jvm_metrics.cpp:440:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
jvm_metrics->jvm_thread_terminated_count->set_value(threadsTerminated <
0 ? 0
^
```
**be/src/util/jvm_metrics.cpp:448:** +1, including nesting penalty of 0,
nesting level increased to 1
```cpp
for (int i = 0; i < numCollectors; i++) {
^
```
**be/src/util/jvm_metrics.cpp:455:** +2, including nesting penalty of 1,
nesting level increased to 2
```cpp
if (gcNameStr != nullptr) {
^
```
**be/src/util/jvm_metrics.cpp:456:** +3, including nesting penalty of 2,
nesting level increased to 3
```cpp
if (strcmp(gcNameStr, "G1 Young Generation") == 0) {
^
```
**be/src/util/jvm_metrics.cpp:460:** +1, nesting level increased to 3
```cpp
} else {
^
```
</details>
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