#include "mutex.h"

#include "os.h"

#include <functional>

#include <map>

#include <memory>

#include <set>

#include <string>

class ThreadInfo {

private:

Mutex _ti_lock;

std::map<int, std::string> _thread_names;

std::map<int, u64> _thread_ids;

public:

// disallow copy and assign to avoid issues with the mutex

ThreadInfo(const ThreadInfo &) = delete;

ThreadInfo &operator=(const ThreadInfo &) = delete;

ThreadInfo() {}

void set(int tid, const char *name, u64 java_thread_id);

std::pair<std::shared_ptr<std::string>, u64> get(int tid);

void updateThreadName(int tid, std::function<std::string(int)> resolver);

int size();

void clearAll(std::set<int> &live_thread_ids);

void clearAll();

void reportCounters();

// For testing

int getThreadId(int threadId);

};