CIAO::DomainDataManager Class Reference

Responsible for maintaining the Domain Information. More...

#include <DomainDataManager.h>

Collaboration diagram for CIAO::DomainDataManager:


Public Member Functions
int	update_domain (const ::CORBA::StringSeq &elements, const ::Deployment::Domain &domainSubset,::Deployment::DomainUpdateKind updateKind)
	This function is called by the other classes to update current domain data.
::Deployment::Domain *	get_initial_domain ()
	This function is called the Executor code to get the Original Domain data.
::Deployment::Domain *	get_current_domain ()
	This function is called the Executor code to get the Current Domain data.
CIAO::Host_NodeManager_seq *	get_node_managers ()
	returns the sequence of node managers object reference
CIAO::Host_Infos *	get_cpu_info ()
	returns the node specific cpu utilization
CORBA::Long	get_pid (ACE_CString cmp)
	returns the pid of the component id submitted
void	commitResources (const ::Deployment::DeploymentPlan &plan)
	commits the resources that are specified in the plan.
void	releaseResources (const ::Deployment::DeploymentPlan &plan)
	The function releases the resources held by a plan.
void	stop_monitors ()
	The function makes a call on the leaveDomain on the NodeManager.
Static Public Member Functions
static DomainDataManager *	create (CORBA::ORB_ptr orb,::Deployment::TargetManager_ptr target)
	This function is called to create the Datamanager.
static DomainDataManager *	get_data_manager ()
	Returns the static pointer to the data manager.
static void	delete_data_manger ()
	deletes the data manager
Protected Types
	commit
	release
enum	Action { commit, release }
	The different actiona that can take place. More...
Protected Member Functions
	DomainDataManager (CORBA::ORB_ptr orb,::Deployment::TargetManager_ptr target)
int	readin_domain_data ()
	It will read the initial Domain data from XML files.
void	match_requirement_resource (::Deployment::InstanceResourceDeploymentDescriptions deployed,::Deployment::Resources &available)
	Match the deployed resources to the available resource.
void	match_properties (::Deployment::Properties deployed,::Deployment::SatisfierProperties &available)
	Match the properties of a Requirement to the properties of available resource.
void	commit_release_resource (::Deployment::Property &deployed,::Deployment::SatisfierProperty &available)
	Either commits or releases the given resource based on the current Action set.
int	call_all_node_managers ()
	This function calls all NM and gives them the sub-domain.
Protected Attributes
CORBA::ORB_var	orb_
	The ORB pointer.
CIAO::Deployment_Configuration	deployment_config_
	The Deployment Configuration.
::Deployment::Domain	initial_domain_
::Deployment::Domain	current_domain_
::Deployment::TargetManager_var	target_mgr_
	The Target Manager Context.
::Deployment::Domain	provisioned_data_
Action	current_action_
	The current action.
Static Protected Attributes
static DomainDataManager *	global_data_manager_ = 0

Detailed Description

Responsible for maintaining the Domain Information.

It maintains both the Current Domain Information as well as the Initial domain at full capacity.

Member Enumeration Documentation

enum CIAO::DomainDataManager::Action [protected]

The different actiona that can take place.

Enumerator:

commit
release

Constructor & Destructor Documentation

CIAO::DomainDataManager::DomainDataManager	(	CORBA::ORB_ptr	orb,
		::Deployment::TargetManager_ptr	target
	)			`[protected]`

Constructor

Parameters:

	orb	The orb pointer
	target	The Target Manager Object Reference The constructor made proteccted so that no one can create it.

Member Function Documentation

int CIAO::DomainDataManager::call_all_node_managers ( ) [protected]

This function calls all NM and gives them the sub-domain.

call_all_node_managers

void CIAO::DomainDataManager::commit_release_resource	(	::Deployment::Property &	deployed,
		::Deployment::SatisfierProperty &	available
	)			`[protected]`

Either commits or releases the given resource based on the current Action set.

commit_release_resource

Parameters:

	deployed	Deployment::Property is the resource to be commited/released
	available	Deployment::SatisfierProperty is the available resource from which committed/released.

Exceptions:

Deployment::ResourceNotAvailable

thrown when the deployed resources exceeds the available resource.

void CIAO::DomainDataManager::commitResources ( const ::Deployment::DeploymentPlan & plan )

commits the resources that are specified in the plan.

commitResources

Parameters:

plan

Deployment::DeploymentPlan

Exceptions:

	Deployment::ResourceNotAvailable	thrown when the resources mentioned in the plan exceeds the current resource.
	Deployment::PlanError	thrown if the plan has any error

CIAO::DomainDataManager * CIAO::DomainDataManager::create	(	CORBA::ORB_ptr	orb,
		::Deployment::TargetManager_ptr	target
	)			`[static]`

This function is called to create the Datamanager.

create

Parameters:

	orb	The orb pointer
	target	The Target Manager Object Reference

This function calls the constructor of the class Domain Data Manager

void CIAO::DomainDataManager::delete_data_manger ( ) [static]

deletes the data manager

delete_data_manager

CIAO::Host_Infos * CIAO::DomainDataManager::get_cpu_info ( )

returns the node specific cpu utilization

get_cpu_info

Returns:: CIAO::Host_Infos*

Deployment::Domain * CIAO::DomainDataManager::get_current_domain ( )

This function is called the Executor code to get the Current Domain data.

getCurrentDomain

Returns:: Domain* The Current Domain

CIAO::DomainDataManager * CIAO::DomainDataManager::get_data_manager ( ) [static]

Returns the static pointer to the data manager.

get_data_manager

Returns:: DomainDataManager* The staic get_data_manger function returning the data_manager pointer

Deployment::Domain * CIAO::DomainDataManager::get_initial_domain ( )

This function is called the Executor code to get the Original Domain data.

getInitialDomain

Returns:: Domain* The Initial Domain

CIAO::Host_NodeManager_seq * CIAO::DomainDataManager::get_node_managers ( )

returns the sequence of node managers object reference

get_node_managers

CORBA::Long CIAO::DomainDataManager::get_pid ( ACE_CString cmp )

returns the pid of the component id submitted

get_pid

Parameters:

cmp

The component id

Returns:: process id

void CIAO::DomainDataManager::match_properties	(	::Deployment::Properties	deployed,
		::Deployment::SatisfierProperties &	available
	)			`[protected]`

Match the properties of a Requirement to the properties of available resource.

match_properties

Parameters:

	deployed	The deployed Properties
	available	The available Properties

void CIAO::DomainDataManager::match_requirement_resource	(	::Deployment::InstanceResourceDeploymentDescriptions	deployed,
		::Deployment::Resources &	available
	)			`[protected]`

Match the deployed resources to the available resource.

match_requirement_resource

int CIAO::DomainDataManager::readin_domain_data ( ) [protected]

It will read the initial Domain data from XML files.

readinDomainData

void CIAO::DomainDataManager::releaseResources ( const ::Deployment::DeploymentPlan & plan )

The function releases the resources held by a plan.

releaseResources

Parameters:

argname

Deployment::DeploymentPlan the plan whose resources are to be released

void CIAO::DomainDataManager::stop_monitors ( )

The function makes a call on the leaveDomain on the NodeManager.

stop_monitors

The node manager in turn stops the monitor

int CIAO::DomainDataManager::update_domain	(	const ::CORBA::StringSeq &	elements,
		const ::Deployment::Domain &	domainSubset,
		::Deployment::DomainUpdateKind	updateKind
	)

This function is called by the other classes to update current domain data.

updateDomain

Parameters:

	elements	The string sequence of elements being updated
	domainSubset	The subset of the actual Domain to be updated
	updateKind	Specifies the update type eg. add, delete, update