public:

bool debug_mode;

bool is_attached;

CPUProfiler* cpu_profiler;

AllocationProfiler* allocation_profiler;

LockProfiler* lock_profiler;

Agent() {

debug_mode = false;

is_attached = false;

}

static Agent instance;

JavaVM* jvm;

JNIEnv* jni;

jvmtiEnv* jvmti;

void Init(JavaVM* jvm);

bool Attach();

bool CheckJVMTIError(jvmtiEnv* jvmti, jvmtiError error, string msg);

void LogMessage(string level, string msg);

void LogInfo(string msg);

void LogError(string msg);