core::trust::Store::Query Class Reference

The Query class encapsulates queries against a trust store instance. More...

#include <store.h>

Collaboration diagram for core::trust::Store::Query:

Classes
struct	Errors
	All Query-specific error/exception types go here. More...

Public Types
enum class	Status {   armed ,   has_more_results ,   eor ,   error }
	The state of the query. More...

Public Member Functions
	Query (const Query &)=delete
virtual	~Query ()=default
virtual Status	status () const =0
	Access the status of the query.
virtual void	for_application_id (const std::string &id)=0
	Limit the query to a specific application Id.
virtual void	for_feature (Feature feature)=0
	Limit the query to a service-specific feature.
virtual void	for_interval (const Request::Timestamp &begin, const Request::Timestamp &end)=0
	Limit the query to the specified time interval.
virtual void	for_answer (Request::Answer answer)=0
	Limit the query for a specific answer.
virtual void	all ()=0
	Query all stored requests.
virtual void	execute ()=0
	Execute the query against the store.
virtual void	next ()=0
	After successful execution, advance to the next request.
virtual void	erase ()=0
	After successful execution, erase the current element and advance to the next request.
virtual Request	current ()=0
	Access the request the query currently points to.

Protected Member Functions
	Query ()=default

Detailed Description

The Query class encapsulates queries against a trust store instance.

Definition at line 86 of file store.h.

Member Enumeration Documentation

Status

enum class core::trust::Store::Query::Status

strong

The state of the query.

Enumerator
armed	The query is armed but hasn't been run.
has_more_results	The query has been executed and has more results.
eor	All results have been visited.
error	An error occured.

Definition at line 117 of file store.h.

Constructor & Destructor Documentation

Query() [1/2]

core::trust::Store::Query::Query ( const Query & )

delete

References Query().

Referenced by Query().

Here is the call graph for this function:

~Query()

virtual core::trust::Store::Query::~Query ( )

virtualdefault

Query() [2/2]

core::trust::Store::Query::Query ( )

protecteddefault

Member Function Documentation

all()

virtual void core::trust::Store::Query::all ( )

pure virtual

Query all stored requests.

current()

virtual Request core::trust::Store::Query::current ( )

pure virtual

Access the request the query currently points to.

erase()

virtual void core::trust::Store::Query::erase ( )

pure virtual

After successful execution, erase the current element and advance to the next request.

execute()

virtual void core::trust::Store::Query::execute ( )

pure virtual

Execute the query against the store.

for_answer()

virtual void core::trust::Store::Query::for_answer ( Request::Answer answer )

pure virtual

Limit the query for a specific answer.

for_application_id()

virtual void core::trust::Store::Query::for_application_id ( const std::string & id )

pure virtual

Limit the query to a specific application Id.

for_feature()

virtual void core::trust::Store::Query::for_feature ( Feature feature )

pure virtual

Limit the query to a service-specific feature.

for_interval()

virtual void core::trust::Store::Query::for_interval ( const Request::Timestamp & begin, const Request::Timestamp & end )

pure virtual

Limit the query to the specified time interval.

next()

virtual void core::trust::Store::Query::next ( )

pure virtual

After successful execution, advance to the next request.

status()

virtual Status core::trust::Store::Query::status ( ) const

pure virtual

Access the status of the query.

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

• /build/reproducible-path/trust-store-2.0.3/include/core/trust/store.h