userver: server::middlewares::HandlerPipelineBuilder Class Reference
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server::middlewares::HandlerPipelineBuilder Class Reference

#include <userver/server/middlewares/configuration.hpp>

Detailed Description

Base class to build a per-handler middleware pipeline. One may inherit from it and implement any custom logic, if desired. By default the behavior is to use the server-wide pipeline.

Definition at line 85 of file configuration.hpp.

+ Inheritance diagram for server::middlewares::HandlerPipelineBuilder:

Public Member Functions

 HandlerPipelineBuilder (const components::ComponentConfig &, const components::ComponentContext &)
 
virtual MiddlewaresList BuildPipeline (MiddlewaresList server_middleware_pipeline) const
 The method to configure build a per-handler middleware pipeline, one may override it if custom behavior is desired.
 
ComponentHealth GetComponentHealth () const override
 
void OnLoadingCancelled () override
 
void OnAllComponentsLoaded () override
 
void OnAllComponentsAreStopping () override
 

Static Public Member Functions

static yaml_config::Schema GetStaticConfigSchema ()
 

Static Public Attributes

static constexpr std::string_view kName {"default-handler-middleware-pipeline-builder"}
 

Protected Types

using LoggableComponentBase = ComponentBase
 Legacy alias, use ComponentBase instead.
 

Member Typedef Documentation

◆ LoggableComponentBase

using components::ComponentBase::LoggableComponentBase = ComponentBase
protectedinherited

Legacy alias, use ComponentBase instead.

Definition at line 67 of file component_base.hpp.

Member Function Documentation

◆ BuildPipeline()

virtual MiddlewaresList server::middlewares::HandlerPipelineBuilder::BuildPipeline ( MiddlewaresList server_middleware_pipeline) const
inlinevirtual

The method to configure build a per-handler middleware pipeline, one may override it if custom behavior is desired.

For example, a ping/ handler doesn't necessary need any business-logic related functionality, and could use just DefaultPipeline() for itself.

Parameters
server_middleware_pipelinethe server-wide middleware pipeline

Definition at line 98 of file configuration.hpp.

◆ GetComponentHealth()

ComponentHealth components::ComponentBase::GetComponentHealth ( ) const
inlineoverridevirtualinherited

Override this function to inform the world of the state of your component.

Warning
The function is called concurrently from multiple threads.

Reimplemented from components::RawComponentBase.

Reimplemented in server::handlers::Restart.

Definition at line 35 of file component_base.hpp.

◆ GetStaticConfigSchema()

static yaml_config::Schema components::ComponentBase::GetStaticConfigSchema ( )
staticinherited

If the component pulls more options from ComponentConfig than its parent component, then it needs to define GetStaticConfigSchema method and add its own options to the parent component's options.

◆ OnAllComponentsAreStopping()

void components::ComponentBase::OnAllComponentsAreStopping ( )
inlineoverridevirtualinherited

Component may use this function to stop doing work before the stop of the components that depend on it.

Base components may override it and make final to do some work before the derived object constructor is called. Don't use it otherwise.

Reimplemented from components::RawComponentBase.

Reimplemented in urabbitmq::ConsumerComponentBase, and components::Server.

Definition at line 58 of file component_base.hpp.

◆ OnAllComponentsLoaded()

void components::ComponentBase::OnAllComponentsLoaded ( )
inlineoverridevirtualinherited

Component may use this function to finalize registration of other components that depend on it (for example, handler components register in server component, and the latter uses OnAllComponentsLoaded() to start processing requests).

Base components may override it and make final to do some work after the derived object constructor is called. Don't use it otherwise.

Reimplemented from components::RawComponentBase.

Reimplemented in urabbitmq::ConsumerComponentBase, components::Server, and server::handlers::Ping.

Definition at line 51 of file component_base.hpp.

◆ OnLoadingCancelled()

void components::ComponentBase::OnLoadingCancelled ( )
inlineoverridevirtualinherited

Called once if the creation of any other component failed. If the current component expects some other component to take any action with the current component, this call is a signal that such action may never happen due to components loading was cancelled. Application components might not want to override it.

Reimplemented from components::RawComponentBase.

Definition at line 42 of file component_base.hpp.

Member Data Documentation

◆ kName

constexpr std::string_view server::middlewares::HandlerPipelineBuilder::kName {"default-handler-middleware-pipeline-builder"}
staticconstexpr

Definition at line 87 of file configuration.hpp.


The documentation for this class was generated from the following file: