Responsible for maintaining the Domain Information. More...

#include <DomainDataManager.h>

Collaboration diagram for DAnCE::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 (void)
	This function is called from the Executor code to get the Original Domain data.
::Deployment::Domain *	get_current_domain (void)
	This function is called from the Executor code to get the Current Domain data.
::Deployment::ResourceCommitmentManager_ptr	commitResources (const ::Deployment::ResourceAllocations &resources)
	returns the sequence of node managers object reference
void	releaseResources (const ::Deployment::ResourceCommitmentManager_ptr manager)
	The function releases the resources held by a plan.
void	commitResourceAllocation (const ::Deployment::ResourceAllocations &resources)
	The function allocates resources specified in the parameter.
void	releaseResourceAllocation (const ::Deployment::ResourceAllocations &resources)
	The function releases resources specified in the parameter.
void	init (CORBA::ORB_ptr orb,::Deployment::TargetManager_ptr target, const ACE_TCHAR *domain_name)
	Initializing DomainDataManager.
Private Types
enum	Action { commit, release }
	The different action that can take place. More...
Private Member Functions
int	readin_domain_data (void)
	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 (void)
	This function calls all NM and gives them the sub-domain.
int	add_to_domain (const ::Deployment::Domain &domain)
	This function add new elements to the already existing domain.
int	delete_from_domain (const ::Deployment::Domain &domain)
	This function deletes elements from the domain.
int	intimate_planner (const ::Deployment::Domain &domain)
	This function intimates the planner about a domain change.
bool	find_in_initial_domain (const char *node_name,::Deployment::Node &node)
	This function finds a new node in the initial_domain.
bool	find_in_provisioned_domain (const char *node_name,::Deployment::Node &node)
	This function finds a new node in the proviosiond_domain.
bool	update_node_status ()
	updates the node status by reading it from a file
::Deployment::Resource &	find_resource (const ::Deployment::ResourceAllocation &resource)
	It finds the Resource structure which is respresents the ResourceAllocation.
int	commit_release_RA (const ::Deployment::ResourceAllocations &resources)
Private Attributes
CORBA::ORB_var	orb_
	The ORB pointer.
::Deployment::Domain	initial_domain_
	The Deployment Configuration.
::Deployment::Domain	current_domain_
	The Current Domain - contains resources at current capacity.
::Deployment::TargetManager_var	target_mgr_
	The Target Manager Context.
::Deployment::Domain	provisioned_data_
::Deployment::Domain	temp_provisioned_data_
Action	current_action_
	The current action.

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 DAnCE::DomainDataManager::Action [private]

The different action that can take place.

Enumerator:

commit
release

Member Function Documentation

int DAnCE::DomainDataManager::add_to_domain ( const ::Deployment::Domain & domain ) [private]

This function add new elements to the already existing domain.

Parameters:

domain Deployment::Domain contians the new elements

int DAnCE::DomainDataManager::call_all_node_managers ( void ) [private]

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

int DAnCE::DomainDataManager::commit_release_RA ( const ::Deployment::ResourceAllocations & resources ) [private]

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

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

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 DAnCE::DomainDataManager::commitResourceAllocation ( const ::Deployment::ResourceAllocations & resources )

The function allocates resources specified in the parameter.

This function is for the ResourceCommitmentManager

Deployment::ResourceCommitmentManager_ptr DAnCE::DomainDataManager::commitResources ( const ::Deployment::ResourceAllocations & resources )

returns the sequence of node managers object reference

int DAnCE::DomainDataManager::delete_from_domain ( const ::Deployment::Domain & domain ) [private]

This function deletes elements from the domain.

Parameters:

domain Deployment::Domain contains the new elements in the domain

bool DAnCE::DomainDataManager::find_in_initial_domain	(	const char *	node_name,
		::Deployment::Node &	node
	)		`[private]`

This function finds a new node in the initial_domain.

Parameters:

node	The name of the node which is to be searched

bool DAnCE::DomainDataManager::find_in_provisioned_domain	(	const char *	node_name,
		::Deployment::Node &	node
	)		`[private]`

This function finds a new node in the proviosiond_domain.

Parameters:

node	The name of the node which is to be searched

Deployment::Resource & DAnCE::DomainDataManager::find_resource ( const ::Deployment::ResourceAllocation & resource ) [private]

It finds the Resource structure which is respresents the ResourceAllocation.

find_resource

Deployment::Domain * DAnCE::DomainDataManager::get_current_domain ( void )

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

Returns:: Domain* The Current Domain

Deployment::Domain * DAnCE::DomainDataManager::get_initial_domain ( void )

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

Returns:: Domain* The Initial Domain

void DAnCE::DomainDataManager::init	(	CORBA::ORB_ptr	orb,
		::Deployment::TargetManager_ptr	target,
		const ACE_TCHAR *	domain_name
	)

Initializing DomainDataManager.

This function inits the DomainDataManager

int DAnCE::DomainDataManager::intimate_planner ( const ::Deployment::Domain & domain ) [private]

This function intimates the planner about a domain change.

Parameters:

domain Deployment::Domain contains the new elements in the domain

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

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

Parameters:

deployed	The deployed Properties
available	The available Properties

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

Match the deployed resources to the available resource.

int DAnCE::DomainDataManager::readin_domain_data ( void ) [private]

It will read the initial Domain data from XML files.

void DAnCE::DomainDataManager::releaseResourceAllocation ( const ::Deployment::ResourceAllocations & resources )

The function releases resources specified in the parameter.

This function is for the ResourceCommitmentManager

void DAnCE::DomainDataManager::releaseResources ( const ::Deployment::ResourceCommitmentManager_ptr manager )

The function releases the resources held by a plan.

int DAnCE::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.

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

bool DAnCE::DomainDataManager::update_node_status ( ) [private]

updates the node status by reading it from a file