Daraja HTTP Framework 3.0.7-SNAPSHOT
HTTP server framework for Object Pascal
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TdjServer Class Reference

Basic server class for the Web Component framework. More...

Inheritance diagram for TdjServer:
TdjServerBase TdjHandlerWrapper IHandlerContainer TdjAbstractHandlerContainer TdjAbstractHandler IHandlerContainer TdjLifeCycle IHandler ILifeCycle

Public Member Functions

 TdjServer ()
 Create a TdjServer using the default host and port.
 TdjServer (const Integer APort)
 Create a TdjServer, using the specified port and the default host.
 TdjServer (const string AHost, const Integer APort=DEFAULT_BINDING_PORT)
 Create a TdjServer, using the specfied host and port.
 ~TdjServer ()
 Destructor.
 Add (TdjWebComponentContextHandler Context)
 Add a new context.
 AddConnector (const IConnector Connector)
 Add a preconfigured connector.
 AddConnector (const string Host, Integer Port=DEFAULT_BINDING_PORT)
 Create and add a connector for a host and port.
 AddHandler (const IHandler Handler)
 Add a handler to the container.
Integer ConnectorCount ()
 The number of connectors.
Boolean IsStarted ()
Boolean IsStopped ()
 RemoveHandler (const IHandler Handler)
 Removes a handler from this container.
 Start ()
 Starts the component.
 Stop ()
 Stops the component.

Public Attributes

IHandler Handler
Boolean Started
Boolean Stopped

Protected Member Functions

 CheckStarted ()
 Raises an exception if the lifecycle is in "started" state.
 CheckStopped ()
 Raises an exception if the lifecycle is in "stopped" state.
TIdHTTPSession GetSession (TdjServerContext Context, TdjRequest Request, TdjResponse Response, const Boolean Create)
 Get a HTTP session.
 Handle (const string Target, TdjServerContext Context, TdjRequest Request, TdjResponse Response)
 Handles an HTTP request.

Detailed Description

Basic server class for the Web Component framework.

Constructor & Destructor Documentation

◆ TdjServer() [1/3]

TdjServer::TdjServer ( )

Create a TdjServer using the default host and port.

References AddConnector(), and Create().

◆ TdjServer() [2/3]

TdjServer::TdjServer ( const Integer APort)

Create a TdjServer, using the specified port and the default host.

Parameters
APortthe port to be used.

References Add().

◆ TdjServer() [3/3]

TdjServer::TdjServer ( const string AHost,
const Integer APort = DEFAULT_BINDING_PORT )

Create a TdjServer, using the specfied host and port.

Parameters
AHostthe host to be used.
APortthe port to be used.

◆ ~TdjServer()

TdjServer::~TdjServer ( )

Destructor.

Member Function Documentation

◆ Add()

TdjServer::Add ( TdjWebComponentContextHandler Context)

Add a new context.

Parameters
Contextthe context handler.
Exceptions
EWebComponentExceptionif an error occurs that interferes with the component's normal operation.

Referenced by TdjServer(), and ConnectorCount().

◆ AddConnector() [1/2]

TdjServer::AddConnector ( const IConnector Connector)

Add a preconfigured connector.

Parameters
Connectorthe connector

Referenced by TdjServer().

◆ AddConnector() [2/2]

TdjServer::AddConnector ( const string Host,
Integer Port = DEFAULT_BINDING_PORT )

Create and add a connector for a host and port.

Parameters
Hostthe connector host name
Portthe connector port number

◆ AddHandler()

TdjHandlerWrapper::AddHandler ( const IHandler Handler)
inherited

Add a handler to the container.

This implementation of AddHandler calls SetHandler with the passed handler. If this HandlerWrapper had a previous wrapped handler, then it is passed to a call to AddHandler on the passed handler.

Parameters
Handlerthe handler to be added

Implements IHandlerContainer.

◆ CheckStarted()

TdjLifeCycle::CheckStarted ( )
protectedinherited

Raises an exception if the lifecycle is in "started" state.

References TdjLifeCycle().

◆ CheckStopped()

TdjLifeCycle::CheckStopped ( )
protectedinherited

Raises an exception if the lifecycle is in "stopped" state.

References TdjLifeCycle(), and Started.

◆ ConnectorCount()

Integer TdjServer::ConnectorCount ( )

The number of connectors.

Returns
number of connectors

References Add().

◆ GetSession()

TIdHTTPSession TdjHandlerWrapper::GetSession ( TdjServerContext Context,
TdjRequest Request,
TdjResponse Response,
const Boolean Create )
protectedinherited

Get a HTTP session.

References TdjHandlerWrapper(), Create(), and Handler.

Referenced by TdjWebComponentContextHandler::AddWebComponent().

◆ Handle()

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

Handles an HTTP request.

Parameters
TargetTarget path or resource identifier
ContextServer context for this request
RequestHTTP request object
ResponseHTTP response object to populate
Exceptions
EWebComponentExceptionif an exception occurs that interferes with the component's normal operation.

Implements IHandler.

◆ IsStarted()

Boolean TdjLifeCycle::IsStarted ( )
inherited
Returns
True if component is started

Implements ILifeCycle.

References Create().

Referenced by DoStart(), and TdjWebComponentHandler::FindHolder().

◆ IsStopped()

Boolean TdjLifeCycle::IsStopped ( )
inherited
Returns
True if component is stopped

Implements ILifeCycle.

Referenced by DoStart().

◆ RemoveHandler()

TdjHandlerWrapper::RemoveHandler ( const IHandler Handler)
inherited

Removes a handler from this container.

Parameters
HandlerHandler to remove

Implements IHandlerContainer.

References Handler.

◆ Start()

TdjLifeCycle::Start ( )
inherited

Starts the component.

Implements ILifeCycle.

References Stopped.

◆ Stop()

TdjLifeCycle::Stop ( )
inherited

Stops the component.

Implements ILifeCycle.

References TdjLifeCycle().

Referenced by DoStart(), and TdjWebComponentHandler::InvokeService().

Member Data Documentation

◆ Handler

IHandler TdjHandlerWrapper::Handler
inherited

Referenced by GetSession(), and RemoveHandler().

◆ Started

◆ Stopped

Boolean TdjLifeCycle::Stopped
inherited

Referenced by DoStop(), and Start().