TdjContextHandler Class Reference

Context handler. More...

Inheritance diagram for TdjContextHandler:

Public Member Functions
	TdjContextHandler (const string ContextPath)
	Create a ContextHandler.
	~TdjContextHandler ()
	Destructor.
IContext	GetCurrentContext ()
	The internal IContext field.
	SetInitParameter (const string Key, const string Value)
	Set initialization parameter.
	DoStart ()
	Start the handler.
	DoStop ()
	Stop the handler.
	Handle (const string Target, TdjServerContext Context, TdjRequest Request, TdjResponse Response)
	Handle a HTTP request.
Public Member Functions inherited from TdjHandlerWrapper
	AddHandler (const IHandler Handler)
	Add a handler to the container.
	RemoveHandler (const IHandler Handler)
	Remove a handler from the container.
	DoStart ()
	Start the handler.
	DoStop ()
	Stop the handler.
	Handle (const string Target, TdjServerContext Context, TdjRequest Request, TdjResponse Response)
	Handle a HTTP request.
Public Member Functions inherited from TdjAbstractHandler
	TdjAbstractHandler ()
	Constructor.
	DoStart ()
	Start the handler.
	DoStop ()
	Start the handler.
	Handle (const string Target, TdjServerContext Context, TdjRequest Request, TdjResponse Response)
	Handle a HTTP request.
Public Member Functions inherited from TdjLifeCycle
	Start ()
	Start the handler.
	Stop ()
	Stop the handler.
Boolean	IsStarted ()
Boolean	IsStopped ()

Public Attributes
TStrings	ConnectorNames
string	ContextPath
IHandler	ErrorHandler
Public Attributes inherited from TdjHandlerWrapper
IHandler	Handler
Public Attributes inherited from TdjLifeCycle
Boolean	Started
	True if the state is "started".
Boolean	Stopped
	True if the state is "stopped".

Protected Member Functions
Boolean	ContextMatches (const string ConnectorName, const string Target)
	Check if the Document matches this context.
string	ToConnectorName (TdjServerContext Context)
	Creates connector name in the form 'host:port'.
Protected Member Functions inherited from TdjHandlerWrapper
TIdHTTPSession	GetSession (TdjServerContext Context, TdjRequest Request, TdjResponse Response, const Boolean Create)
	Get a HTTP session.
Protected Member Functions inherited from TdjAbstractHandlerContainer
	AddHandler (const IHandler Handler)
	Add a handler.
	RemoveHandler (const IHandler Handler)
	Remove a handler.
Protected Member Functions inherited from TdjLifeCycle
	DoStart ()
	Execute the custom start code.
	DoStop ()
	Execute the custom stop code.
	CheckStarted ()
	Raises an exception if the lifecycle is in "started" state.
	CheckStopped ()
	Raises an exception if the lifecycle is in "stopped" state.

Detailed Description

Context handler.

Member Function Documentation

ContextMatches()

Boolean TdjContextHandler::ContextMatches ( const string ConnectorName, const string Target )

protected

Check if the Document matches this context.

Parameters

ConnectorName	the connector name (like 'host:port'
Target	the target URL document

Returns

True if the context matches the connector name and target URL document

Referenced by TdjWebComponentContextHandler::Handle().

Handle()

TdjContextHandler::Handle	(	const string	Target,
		TdjServerContext	Context,
		TdjRequest	Request,
		TdjResponse	Response )

Handle a HTTP request.

Parameters

Target	Request target
Context	HTTP server context
Request	HTTP request
Response	HTTP response

Exceptions

EWebComponentException

if an exception occurs that interferes with the component's normal operation

See also

IHandler

SetInitParameter()

TdjContextHandler::SetInitParameter	(	const string	Key,
		const string	Value )

Set initialization parameter.

Parameters

Key	init parameter name
Value	init parameter value

ToConnectorName()

string TdjContextHandler::ToConnectorName ( TdjServerContext Context )

protected

Creates connector name in the form 'host:port'.

Returns

connector name

Referenced by TdjWebComponentContextHandler::Handle().

Member Data Documentation

ConnectorNames

TStrings TdjContextHandler::ConnectorNames

See also

FConnectorNames For reading

ContextPath

string TdjContextHandler::ContextPath

See also

GetContextPath For reading

Referenced by TdjServer::Add(), TdjWebComponentContextHandler::DoHandle(), and TdjWebComponentContextHandler::TdjWebComponentContextHandler().

ErrorHandler

IHandler TdjContextHandler::ErrorHandler

See also

FErrorHandler For reading

SetErrorHandler For writing