Package org.btrplace.plan.event

Class ForgeVM

java.lang.Object

org.btrplace.plan.event.Action

org.btrplace.plan.event.ForgeVM

All Implemented Interfaces:

Event, VMEvent, VMStateTransition

public class ForgeVM
extends Action
implements VMStateTransition

Prepare a VM for being deployed.

Author:

Fabien Hermenier

Nested Class Summary

Nested classes/interfaces inherited from class org.btrplace.plan.event.Action

Action.Hook

Constructor Summary

Constructors

Constructor	Description
ForgeVM(VM vm, int start, int end)	Make a new action.

Method Summary

Modifier and Type	Method	Description
boolean	applyAction(Model m)	Put the VM in the ready state iff it does not already belong to the mapping.
boolean	equals(Object o)	Test if the action is equals to another object.
VMState	getCurrentState()	Get the current state of the VM.
VMState	getNextState()	Get the next state of the VM.
VM	getVM()	Get the VM to involved in the action.
int	hashCode()
String	pretty()	Pretty print of the action.
Object	visit(ActionVisitor v)	Notify a visitor to visit the action.

Methods inherited from class org.btrplace.plan.event.Action

addEvent, apply, applyEvents, getEnd, getEvents, getStart, toString

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.btrplace.plan.event.Event

apply

Constructor Details

ForgeVM

public ForgeVM(VM vm, int start, int end)

Make a new action.

Parameters:

vm - the VM to forge.

start - the moment the action starts

end - the moment the action ends

Method Details

applyAction

public boolean applyAction(Model m)

Put the VM in the ready state iff it does not already belong to the mapping.

Specified by:

applyAction in class Action

Parameters:

m - the model to modify

Returns:

true iff successful

equals

public boolean equals(Object o)

Test if the action is equals to another object.

Overrides:

equals in class Action

Parameters:

o - the object to compare with

Returns:

true if o is an instance of ForgeVM and if both instances involve the same VM

hashCode

public int hashCode()

Overrides:

hashCode in class Action

getVM

public VM getVM()

Description copied from interface: VMEvent

Get the VM to involved in the action.

Specified by:

getVM in interface VMEvent

Returns:

the VM identifier

pretty

public String pretty()

Description copied from class: Action

Pretty print of the action.

Specified by:

pretty in class Action

Returns:

a String

getCurrentState

public VMState getCurrentState()

Description copied from interface: VMStateTransition

Get the current state of the VM.

Specified by:

getCurrentState in interface VMStateTransition

Returns:

a State

getNextState

public VMState getNextState()

Description copied from interface: VMStateTransition

Get the next state of the VM.

Specified by:

getNextState in interface VMStateTransition

Returns:

a State

visit

public Object visit(ActionVisitor v)

Description copied from interface: Event

Notify a visitor to visit the action.

Specified by:

visit in interface Event

Parameters:

v - the visitor to notify

Returns:

the visit result