Daraja HTTP Framework 3.2.1-SNAPSHOT
HTTP server framework for Object Pascal
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TdjAbstractConnector Class Reference

Interface for HTTP connectors. More...

Inheritance diagram for TdjAbstractConnector:
TdjLifeCycle IConnector ILifeCycle TdjHTTPConnector

Public Member Functions

 TdjAbstractConnector (const IHandler Handler)
 Constructor.
 ~TdjAbstractConnector ()
 Destructor.
Boolean IsStarted ()
Boolean IsStopped ()
 Start ()
 Starts the component.
 Stop ()
 Stops the component.

Public Attributes

string Host
 The host address for the connector.
Integer Port
 The port number for the connector.
Boolean Started
Boolean Stopped

Protected Member Functions

 CheckNotStarted ()
 Raises an exception if the lifecycle is already in "started" state.
 CheckNotStopped ()
 Raises an exception if the lifecycle is already in "stopped" state.
 DoStart ()
 Start the connector.
 DoStop ()
 Stop the connector.

Protected Attributes

IHandler Handler
 Handler for incoming requests.

Detailed Description

Interface for HTTP connectors.

Abstract connector class for handling incoming requests. This class provides the basic structure for connectors, including properties for host and port, and methods for starting and stopping the connector.

Constructor & Destructor Documentation

◆ TdjAbstractConnector()

TdjAbstractConnector::TdjAbstractConnector ( const IHandler Handler)

Constructor.

Initializes the connector with the specified request handler.

Parameters
HandlerThe request handler. The connector will call the "Handle" method for incoming requests.
Exceptions
AssertionErrorif the handler is not assigned.

References TdjAbstractConnector().

Referenced by TdjAbstractConnector().

◆ ~TdjAbstractConnector()

TdjAbstractConnector::~TdjAbstractConnector ( )

Destructor.

Cleans up resources and ensures the connector is stopped before destruction.

Member Function Documentation

◆ CheckNotStarted()

TdjLifeCycle::CheckNotStarted ( )
protectedinherited

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

References Started, and Stopped.

Referenced by TdjWebFilterHolders::TdjWebFilterHolders().

◆ CheckNotStopped()

TdjLifeCycle::CheckNotStopped ( )
protectedinherited

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

References TdjLifeCycle().

◆ DoStart()

TdjAbstractConnector::DoStart ( )
protected

Start the connector.

This method is called to initialize and start the connector's operations.

◆ DoStop()

TdjAbstractConnector::DoStop ( )
protected

Stop the connector.

This method is called to terminate the connector's operations.

◆ IsStarted()

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

Implements ILifeCycle.

References TdjLifeCycle().

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

◆ IsStopped()

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

Implements ILifeCycle.

References Stopped.

Referenced by DoStop().

◆ Start()

TdjLifeCycle::Start ( )
inherited

Starts the component.

Implements ILifeCycle.

References TdjLifeCycle().

Referenced by DoStop().

◆ Stop()

TdjLifeCycle::Stop ( )
inherited

Stops the component.

Note
Unlike Start, a failure in the custom stop code is logged and swallowed rather than re-raised; the component is still marked stopped.

Implements ILifeCycle.

References Started.

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

Member Data Documentation

◆ Handler

IHandler TdjAbstractConnector::Handler
protected

Handler for incoming requests.

Referenced by TdjHTTPConnector::TdjHTTPConnector(), and TdjHTTPConnector::~TdjHTTPConnector().

◆ Host

string TdjAbstractConnector::Host

The host address for the connector.

◆ Port

Integer TdjAbstractConnector::Port

The port number for the connector.

◆ Started

Boolean TdjLifeCycle::Started
inherited

Referenced by CheckNotStarted(), and Stop().

◆ Stopped

Boolean TdjLifeCycle::Stopped
inherited

Referenced by CheckNotStarted(), and IsStopped().