apollo::perception::lib::Thread类 参考

#include <thread.h>

类 apollo::perception::lib::Thread 继承关系图:

apollo::perception::lib::Thread 的协作图:

Public 成员函数
	Thread (bool joinable=false, const std::string &name="Thread")
pthread_t	tid () const
void	set_joinable (bool joinable)
void	Start ()
void	Join ()
bool	IsAlive ()
std::string	get_thread_name () const
void	set_thread_name (const std::string &name)
	Thread (const Thread &)=delete
Thread &	operator= (const Thread &)=delete

Protected 成员函数
virtual void	Run ()=0

静态 Protected 成员函数
static void *	ThreadRunner (void *arg)

Protected 属性
pthread_t	tid_
bool	started_
bool	joinable_
std::string	thread_name_

详细描述

在文件 thread.h 第 24 行定义.

构造及析构函数说明

Thread() [1/2]

apollo::perception::lib::Thread::Thread ( bool  joinable = false, const std::string &  name = "Thread"  )

inlineexplicit

在文件 thread.h 第 26 行定义.

      : tid_(0), started_(false), joinable_(joinable), thread_name_(name) {}

Thread() [2/2]

apollo::perception::lib::Thread::Thread ( const Thread &  )

delete

成员函数说明

get_thread_name()

std::string apollo::perception::lib::Thread::get_thread_name ( ) const

inline

在文件 thread.h 第 43 行定义.

{ return thread_name_; }

IsAlive()

bool apollo::perception::lib::Thread::IsAlive

(

)

在文件 thread.cc 第 52 行定义.

                     {
  if (tid_ == 0) {
    return false;
  }
  // no signal sent, just check existence for thread
  int ret = pthread_kill(tid_, 0);
  if (ret == ESRCH) {
    return false;
  }
  if (ret == EINVAL) {
    AWARN << "Invalid singal.";
    return false;
  }
 
  return true;
}

Join()

void apollo::perception::lib::Thread::Join

(

)

在文件 thread.cc 第 44 行定义.

                  {
  ACHECK(joinable_) << "Thread is not joinable";
  int result = pthread_join(tid_, nullptr);
  CHECK_EQ(result, 0) << "Could not join thread (" << tid_ << ", "
                      << thread_name_ << ")";
  tid_ = 0;
}

operator=()

Thread & apollo::perception::lib::Thread::operator= ( const Thread &  )

delete

Run()

virtual void apollo::perception::lib::Thread::Run ( )

protectedpure virtual

在 apollo::perception::lib::ThreadPoolWorker 内被实现.

set_joinable()

void apollo::perception::lib::Thread::set_joinable ( bool  joinable )

inline

在文件 thread.h 第 31 行定义.

                                   {
    if (!started_) {
      joinable_ = joinable;
    }
  }

set_thread_name()

void apollo::perception::lib::Thread::set_thread_name ( const std::string &  name )

inline

在文件 thread.h 第 44 行定义.

{ thread_name_ = name; }

Start()

void apollo::perception::lib::Thread::Start

(

)

在文件 thread.cc 第 26 行定义.

                   {
  pthread_attr_t attr;
  CHECK_EQ(pthread_attr_init(&attr), 0);
  CHECK_EQ(
      pthread_attr_setdetachstate(
          &attr, joinable_ ? PTHREAD_CREATE_JOINABLE : PTHREAD_CREATE_DETACHED),
      0);
  CHECK_EQ(pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, nullptr), 0);
  CHECK_EQ(pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, nullptr), 0);
 
  int result = pthread_create(&tid_, &attr, &ThreadRunner, this);
  CHECK_EQ(result, 0) << "Could not create thread (" << result << ")";
 
  CHECK_EQ(pthread_attr_destroy(&attr), 0);
 
  started_ = true;
}

ThreadRunner()

static void * apollo::perception::lib::Thread::ThreadRunner ( void *  arg )

inlinestaticprotected

在文件 thread.h 第 52 行定义.

                                       {
    Thread *t = reinterpret_cast<Thread *>(arg);
    t->Run();
    return nullptr;
  }

tid()

pthread_t apollo::perception::lib::Thread::tid ( ) const

inline

在文件 thread.h 第 29 行定义.

{ return tid_; }

类成员变量说明

joinable_

bool apollo::perception::lib::Thread::joinable_

protected

在文件 thread.h 第 60 行定义.

started_

bool apollo::perception::lib::Thread::started_

protected

在文件 thread.h 第 59 行定义.

thread_name_

std::string apollo::perception::lib::Thread::thread_name_

protected

在文件 thread.h 第 61 行定义.

tid_

pthread_t apollo::perception::lib::Thread::tid_

protected

在文件 thread.h 第 58 行定义.

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该类的文档由以下文件生成:

• modules/perception/common/lib/thread/thread.h
• modules/perception/common/lib/thread/thread.cc