TAO_HTTP_Handler Class Reference

#include <HTTP_Handler.h>

Inheritance diagram for TAO_HTTP_Handler:

[legend]Collaboration diagram for TAO_HTTP_Handler:


Public Member Functions
	TAO_HTTP_Handler (void)
	Null constructor, insures that it works properly with Connector.
	TAO_HTTP_Handler (ACE_Message_Block mb, ACE_TCHAR filename)
	Always use this constructor to make HTTP_Handlers.
size_t	byte_count (void) const
	returns the number of bytes read/written in the last operation.
virtual int	open (void *=0)
	Activate this instance of the <HTTP_Handler>.
virtual int	close (u_long flags=0)
	Close down the Blob.
	~TAO_HTTP_Handler (void)
Protected Types
	MAX_HEADER_SIZE = 2048
	MTU = BUFSIZ
	set the MAX_TRANSMISSION_UNIT (MTU) = BUFSIZ as defined by OS
enum	{ MAX_HEADER_SIZE = 2048, MTU = BUFSIZ }
Protected Member Functions
virtual int	send_request (void)
virtual int	receive_reply (void)
Protected Attributes
ACE_Message_Block *	mb_
ACE_TCHAR *	filename_
size_t	bytecount_

Detailed Description

class to retrieve data via HTTP

Definition at line 41 of file HTTP_Handler.h.

Member Enumeration Documentation

anonymous enum [protected]

Enumerator:

MAX_HEADER_SIZE	The handler assumes that the first 2048 bytes of a server response contains the header
MTU	set the MAX_TRANSMISSION_UNIT (MTU) = BUFSIZ as defined by OS

Definition at line 69 of file HTTP_Handler.h.

00070   {
00071     /// The handler assumes that the first 2048 bytes of a server response
00072     /// contains the header
00073     MAX_HEADER_SIZE = 2048,
00074 
00075     /// set the MAX_TRANSMISSION_UNIT (MTU) = BUFSIZ as defined by OS
00076     MTU = BUFSIZ
00077   };

Constructor & Destructor Documentation

TAO_BEGIN_VERSIONED_NAMESPACE_DECL TAO_HTTP_Handler::TAO_HTTP_Handler ( void )

Null constructor, insures that it works properly with Connector.

Definition at line 13 of file HTTP_Handler.cpp.

00014 {
00015 }

TAO_HTTP_Handler::TAO_HTTP_Handler	(	ACE_Message_Block *	mb,
		ACE_TCHAR *	filename
	)

Always use this constructor to make HTTP_Handlers.

Definition at line 17 of file HTTP_Handler.cpp.

00018                                                  :
00019   mb_ (mb),
00020   filename_ (ACE_OS::strdup (filename)),
00021   bytecount_ (0)
00022 {
00023 }

TAO_HTTP_Handler::~TAO_HTTP_Handler ( void )

Definition at line 25 of file HTTP_Handler.cpp.

References filename_, and ACE_OS::free().

00026 {
00027   if (this->filename_)
00028     {
00029       ACE_OS::free (this->filename_);
00030       filename_ = 0;
00031     }
00032 }

Member Function Documentation

size_t TAO_HTTP_Handler::byte_count ( void ) const

returns the number of bytes read/written in the last operation.

Definition at line 65 of file HTTP_Handler.cpp.

References bytecount_.

Referenced by TAO_HTTP_Client::read().

00066 {
00067   return bytecount_;
00068 }

int TAO_HTTP_Handler::close ( u_long flags = 0 ) [virtual]

Close down the Blob.

Reimplemented from ACE_Svc_Handler< ACE_SOCK_STREAM, ACE_NULL_SYNCH >.

Definition at line 47 of file HTTP_Handler.cpp.

00048 {
00049   return 0;
00050 }

int TAO_HTTP_Handler::open ( void * = 0 ) [virtual]

Activate this instance of the <HTTP_Handler>.

Reimplemented from ACE_Svc_Handler< ACE_SOCK_STREAM, ACE_NULL_SYNCH >.

Definition at line 35 of file HTTP_Handler.cpp.

References ACE_ERROR_RETURN, and LM_ERROR.

00036 {
00037   if (this->send_request () != 0)
00038     ACE_ERROR_RETURN ((LM_ERROR, "TAO (%P|%t) - HTTP_Handler::open, send_request failed\n"), -1);
00039 
00040   if (this->receive_reply () != 0)
00041     ACE_ERROR_RETURN ((LM_ERROR, "TAO (%P|%t) - HTTP_Handler::open, receive_reply failed\n"), -1);
00042   return 0;
00043 
00044 }