org.hawkular.inventory.api

Class EmptyInventory.EnvironmentsSingle

java.lang.Object

org.hawkular.inventory.api.EmptyInventory.EnvironmentsSingle

All Implemented Interfaces:

Environments.Single

Enclosing class:

EmptyInventory

public static class EmptyInventory.EnvironmentsSingle
extends Object
implements Environments.Single

Constructor Summary

Constructors

Constructor and Description
EnvironmentsSingle()

Method Summary

Modifier and Type	Method and Description
ResolvingToMultiple<Metrics.Multiple>	allMetrics() Returns access to all metrics in this environment regardless of whether they are under some feed or directly under the environment.
ResolvingToMultiple<Resources.Multiple>	allResources() Returns access to all resources in this environment regardless of whether they are under some feed or directly under the environment.
Environment	entity() Resolves the entity and returns it.
Metrics.ReadWrite	feedlessMetrics()
Resources.ReadWrite	feedlessResources()
Feeds.ReadWrite	feeds()
Relationships.ReadWrite	relationships()
Relationships.ReadWrite	relationships(Relationships.Direction direction)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hawkular.inventory.api.ResolvableToSingle

exists

Constructor Detail

EnvironmentsSingle

public EnvironmentsSingle()

Method Detail

feeds

public Feeds.ReadWrite feeds()

Returns:

feeds in the environment(s)

feedlessResources

public Resources.ReadWrite feedlessResources()

Returns:

resources in the environment(s) that do not come from any feed

feedlessMetrics

public Metrics.ReadWrite feedlessMetrics()

Returns:

metrics in the environment(s) that do not come from any feed

allResources

public ResolvingToMultiple<Resources.Multiple> allResources()

Returns access to all resources in this environment regardless of whether they are under some feed or directly under the environment.

Note that it is not possible to get a single resource from this access interface because the id is not guaranteed to be unique amongst resources under different feeds.

Returns:

the access interface to all resources in this environment

allMetrics

public ResolvingToMultiple<Metrics.Multiple> allMetrics()

Returns access to all metrics in this environment regardless of whether they are under some feed or directly under the environment.

Note that it is not possible to get a single metric from this access interface because the id is not guaranteed to be unique amongst metrics under different feeds.

Returns:

the access interface to all metrics in this environment

relationships

public Relationships.ReadWrite relationships()

Returns:

the (r/w) access interface to all (outgoing) relationships of the entities on the current position in the inventory traversal.

relationships

public Relationships.ReadWrite relationships(Relationships.Direction direction)

Parameters:

direction - the direction of the relation (aka edge) This is needed because relationships are not bidirectional.

Returns:

the (r/w) access interface to all relationships of the entities on the current position in the inventory traversal.

entity

public Environment entity()
                   throws EntityNotFoundException,
                          RelationNotFoundException

Description copied from interface: ResolvableToSingle

Resolves the entity and returns it.

Returns:

the entity at the current position in the inventory traversal

Throws:

EntityNotFoundException - if there is no entity corresponding to the traversal

RelationNotFoundException - if there is no relation corresponding to the traversal