Midware TAppSrvClient

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Overview

unit

ApsCli.pas

TAppSrvClient is used on the client side to connect to the application server. His main purpose is to send a request to the application server and receive answers from the application server. TAppSrvClient establish and manage connection and dialog with MidWare application server.

Properties

Answer		The Answer property holds the answer from the application server.
Handle		The Answer property holds the answer from the application server.
AnswerStatus		The AnswerStatus property hold the ResultStatus returned back by the application server.
Connected		The connected property tell if connection with the server is alive.
FunctionCode		The function code is a string which is used by the application server to know which server object to instanciate to execute the request.
Port		This is the port number used by the server to listen for clients.
Request		The request property holds the parameters sent to the application server.
RequestBody		RequestBody gives the address where the message body is stored just before sending it to the application server.
RequestBodyLen		RequestBodyLen gives the message body length just before sending it to the application server.
RequestHeader		RequestHeader gives the address where the message header is stored just before sending it to the application server.
RequestHeaderLen		RequestHeaderLen gives the message header length just before sending it to the application server.
Server		This is the IP address or hostname for the application server.
SocksAuthentication		SocksAuthentication specifies which socks5 authentication method to use.
SocksPassword		SocksPassword is the password used for Socks5 connection.
SocksPort		Socks5 port number.
SocksServer		IP or hostname for socks5 server.
SocksUsercode		Socks5 usercode.
Stade		State property gives the component state:
WSocket		WSocket is the reference to the underlaiying TWSocket component used for communication with the application server.

Methods

Close		Close the communication with the application server.
Send		Send a FunctionCode and Request (parmeters) to the application server.

Events

OnAfterProcessReply		Use to cleanup allocated resources in the OnBeforeProcessReply event handler.
OnAfterSendRequest		The OnAfterSendReply event is called once the reply header and body has ben written to the internal buffer for sending in the background.
OnBeforeProcessReply		The event OnBeforeProcessReply is triggered when a reply have been received from the server, just before it is processed for header and body extraction.
OnBannerRcdv		The event handler could be used to verify the received banner to be sure we are connected to the right server, or to display it for the user, or to log it to a log file.
OnBeforeSendRequest
OnRequestDone		When the application server sent the answer to the client, the OnRequestdone event is triggered.
OnSessionClosed		The event OnSessionConnected is triggered when the connection has been closed.
OnSessionConnected		The event OnSessionConnected is triggered when the connection has been established with the application server.
OnSocksAuthState		OnSocksAuthState event is triggered for each state in socks authentication process.
OnSocksConnected		The event OnSocksConnected is triggered when the connection has been established with the socks server.
OnSocksError		OnSocksError event is triggered when an error related to socks connection has been detected.

How to

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Midware Components Reference