DependencyItem

-

org.jboss.dependency.spi.DependencyItem

 

Tracks a given dependency. The basic contract is for the controller to invoke

resolve()

to ask the dependency whether it is resolved and

unresolve()

to clear this state. The dependency

is expected to keep track of the last state via

isResolved()

.

 

Implementations

• AbstractDependencyItem - base implementation of the contract

• Many other specializations

 

Attributes

 

Object getIDependOn()

- the name in the controller that this dependency depends upon

 

Object getName()

- the name of the context for which this a dependency

 

ControllerState getWhenRequired()

- the state when this dependency is required.

 

ControllerState getDependentState()

- the state the

getIDependOn

must be in before the dependency is satisfied

 

boolean isResolved()

- whether the dependency is resolved

 

boolean resolve(Controller controller)

- determine whether the dependency is resolved

 

void unresolve(Controller)

_ - reset the dependency to the unresolved state

 

Referenced by: