packagetcptypeServerstruct{ ... }func(s *server)Start() { ... }funcNewServer()Server {return&Server{ ... } } packageconsumertypeServerinterface{ Start() }funcStartServer(s Server){ s.Start() } 这样的话就把实现package跟消费package解耦了,消费者只需要关心,这个interface所拥有的方法,而不需...
=nil{s.onQuit(err)}returnerr}// OnRead implements FDOperator.// 服务端读就绪时,处理接收客户端连接数据func(s*server)OnRead(p Poll)error{// accept socket// 接收客户端连接conn,err:=s.ln.Accept()iferr!=nil{// shut downifstrings.Contains(err.Error(),"closed"){s.operator.Control(PollDe...
type Context interface {// 返回Context的超时时间(超时返回场景)Deadline() (deadline time.Time, ok bool)// 在Context超时或取消时(即结束了)返回一个关闭的channel// 即如果当前Context超时或取消时,Done方法会返回一个channel,然后其他地方就可以通过判断Done方法是否有返回(channel),如果有则说明Context已结束...
return fmt.Errorf("failed to close parent: %s", err) } } //监听信号 go a.signalHandler() //等待HTTP服务完全退出 waitdone := make(chan struct{}) go func() { defer close(waitdone) a.wait() }() select { //起新进程报错了 case err := <-a.errors: if err == nil { panic("...
packagemain// 形状结构体typeShapeinterface{getType()stringaccept(Visitor)} square.go:具体元件 package...
type emptyCtx intfunc(*emptyCtx)Deadline()(deadline time.Time,ok bool){return}func(*emptyCtx)Done()<-chan struct{}{returnnil}func(*emptyCtx)Err()error{returnnil}func(*emptyCtx)Value(keyinterface{})interface{}{returnnil}func(e*emptyCtx)String()string{switche{casebackground:return"context....
type TCPListener struct { fd *netFD lc ListenConfig } // Accept implements the Accept method in the Listener interface; it // waits for the next call and returns a generic Conn. func (l *TCPListener) Accept() (Conn, error) { if !l.ok() { return nil, syscall.EINVAL } c, err ...
type Listener interface { // Accept waits for and returns the next connection to the listener. Accept() (Conn, error) // Close closes the listener. // Any blocked Accept operations will be unblocked and return errors. Close() error // Addr returns the listener's network address. Addr()...
type Context interface { Deadline() (deadline time.Time, ok bool) Done() <-chan struct{} Err() error Value(key interface{}) interface{} } 1. 2. 3. 4. 5. 6. 我看别人对它的解释是这样的: context是一个带有截止时间,取消信号和key,value的上下文对象。
• 在for 循环调用 Listener.Accept 方法循环读取新连接 • 读取到客户端请求后会创建一个 goroutine 异步执行 conn.serve 方法负责处理 复制 typeonceCloseListener struct { net.Listener once sync.Once closeErr error } 1. 2. 3. 4. 5.