TelnetHandler Class Reference

Inheritance diagram for TelnetHandler:

Public Member Functions
void	read (Context *, std::string msg) override
void	readException (Context *ctx, exception_wrapper e) override
void	readEOF (Context *ctx) override
void	read (Context *ctx, std::string msg) override
void	transportActive (Context *ctx) override
Public Member Functions inherited from wangle::HandlerAdapter< std::string >
void	read (Context *ctx, std::stringmsg) override
folly::Future< folly::Unit >	write (Context *ctx, std::stringmsg) override
Public Member Functions inherited from wangle::Handler< std::string, std::string, std::string, std::string >
	~Handler () override=default
virtual void	transportInactive (Context *ctx)
virtual folly::Future< folly::Unit >	writeException (Context *ctx, folly::exception_wrapper e)
virtual folly::Future< folly::Unit >	close (Context *ctx)
Public Member Functions inherited from wangle::HandlerBase< HandlerContext< std::string, std::string > >
virtual	~HandlerBase ()=default
virtual void	attachPipeline (HandlerContext< std::string, std::string > *)
virtual void	detachPipeline (HandlerContext< std::string, std::string > *)
HandlerContext< std::string, std::string > *	getContext ()

Additional Inherited Members
Public Types inherited from wangle::HandlerAdapter< std::string >
typedef Handler< std::string, std::string, std::string, std::string >::Context	Context
Public Types inherited from wangle::Handler< std::string, std::string, std::string, std::string >
typedef std::string	rin
typedef std::string	rout
typedef std::string	win
typedef std::string	wout
typedef HandlerContext< std::string, std::string >	Context
Static Public Attributes inherited from wangle::Handler< std::string, std::string, std::string, std::string >
static const HandlerDir	dir

Detailed Description

Definition at line 36 of file TelnetClient.cpp.

Member Function Documentation

void TelnetHandler::read ( Context *  ctx, std::string  msg  )

inlineoverridevirtual

Implements wangle::Handler< std::string, std::string, std::string, std::string >.

Definition at line 34 of file TelnetServer.cpp.

References folly::netops::close(), and fizz::detail::write().

                                                  {
    if (msg.empty()) {
      write(ctx, "Please type something.\r\n");
    } else if (msg == "bye") {
      write(ctx, "Have a fabulous day!\r\n").thenValue([ctx, this](auto&&) {
        close(ctx);
      });
    } else {
      write(ctx, "Did you say '" + msg + "'?\r\n");
    }
  }

void TelnetHandler::read ( Context *  , std::string  msg  )

inlineoverridevirtual

Implements wangle::Handler< std::string, std::string, std::string, std::string >.

Definition at line 38 of file TelnetClient.cpp.

                                              {
    std::cout << msg;
  }

void TelnetHandler::readEOF ( Context *  ctx )

inlineoverridevirtual

Reimplemented from wangle::Handler< std::string, std::string, std::string, std::string >.

Definition at line 45 of file TelnetClient.cpp.

References folly::netops::close().

                                      {
    std::cout << "EOF received :(" << std::endl;
    close(ctx);
  }

void TelnetHandler::readException ( Context *  ctx, exception_wrapper  e  )

inlineoverridevirtual

Reimplemented from wangle::Handler< std::string, std::string, std::string, std::string >.

Definition at line 41 of file TelnetClient.cpp.

References folly::netops::close(), and folly::exceptionStr().

                                                                 {
    std::cout << exceptionStr(e) << std::endl;
    close(ctx);
  }

void TelnetHandler::transportActive ( Context *  ctx )

inlineoverridevirtual

Reimplemented from wangle::Handler< std::string, std::string, std::string, std::string >.

Definition at line 46 of file TelnetServer.cpp.

References folly::SocketAddress::describe(), wangle::HandlerContext< In, Out >::getTransport(), and fizz::detail::write().

                                              {
    auto sock = ctx->getTransport();
    SocketAddress localAddress;
    sock->getLocalAddress(&localAddress);
    write(ctx, "Welcome to " + localAddress.describe() + "!\r\n");
    write(ctx, "Type 'bye' to disconnect.\r\n");
  }

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The documentation for this class was generated from the following files:

• proxygen/wangle/wangle/example/telnet/TelnetClient.cpp
• proxygen/wangle/wangle/example/telnet/TelnetServer.cpp