Registry_module_interface Class Reference

This is the interface for the registrty module. More...

#include <registry.h>

Inheritance diagram for Registry_module_interface:

Public Member Functions
virtual	~Registry_module_interface ()=default
virtual bool	initialize ()=0
	Initializes the registry handles. More...
virtual bool	finalize ()=0
	SHALL release the registry handles and frees memory that may have been in use. More...
virtual const mysql_service_registry_t *	get_registry_handle ()=0
	SHALL return the service registry handle if initialized already. More...
virtual const mysql_service_registry_query_t *	get_registry_query_handle ()=0
	SHALL return the service registry query handle if initialized already. More...

Static Public Attributes
static const std::string	SVC_NAME_MEMBERSHIP
	The name of the membership service. More...
static const std::string	SVC_NAME_STATUS
	The name of the member status service. More...
static const std::string	SVC_NAME_REGISTRY_QUERY
	The name of the registry query service. More...

Detailed Description

This is the interface for the registrty module.

This is a convenience class to conduct operations on the service registry. It can be used for instance to cache relevant and frequently used references to service implementations.

Constructor & Destructor Documentation

~Registry_module_interface()

virtual Registry_module_interface::~Registry_module_interface ( )

virtualdefault

Member Function Documentation

finalize()

virtual bool Registry_module_interface::finalize ( )

pure virtual

SHALL release the registry handles and frees memory that may have been in use.

Clean up.

Returns

true if there was an error, false otherwise.

Implemented in Registry_module.

get_registry_handle()

virtual const mysql_service_registry_t * Registry_module_interface::get_registry_handle ( )

pure virtual

SHALL return the service registry handle if initialized already.

Returns

the service registry handle if initialized. NULL otherwise.

Implemented in Registry_module.

get_registry_query_handle()

virtual const mysql_service_registry_query_t * Registry_module_interface::get_registry_query_handle ( )

pure virtual

SHALL return the service registry query handle if initialized already.

Returns

the service registry query handle if initialized. NULL otherwise.

Implemented in Registry_module.

initialize()

virtual bool Registry_module_interface::initialize ( )

pure virtual

Initializes the registry handles.

It acquires registry handles and allocates required memory.

Returns

true if there was an error, false otherwise.

Implemented in Registry_module.

Member Data Documentation

SVC_NAME_MEMBERSHIP

const std::string Registry_module_interface::SVC_NAME_MEMBERSHIP

static

Initial value:

=
    "group_membership_listener"

The name of the membership service.

SVC_NAME_REGISTRY_QUERY

const std::string Registry_module_interface::SVC_NAME_REGISTRY_QUERY

static

Initial value:

=
    "registry_query"

The name of the registry query service.

SVC_NAME_STATUS

const std::string Registry_module_interface::SVC_NAME_STATUS

static

Initial value:

=
    "group_member_status_listener"

The name of the member status service.

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

• plugin/group_replication/include/services/registry.h
• plugin/group_replication/src/services/registry.cc