Class VmGroup

src/main/java/org/cloudsimplus/vms/VmGroup.java:49–190

/// @author Manoel Campos da Silva Filho
/// @since CloudSim Plus 4.6.0
public class VmGroup extends VmSimple {
    /**
     * The List of VMs belonging to this group.
     */
    @Getter
    private final List<Vm> vmList;

    /**
     * Creates a VmGroup for a List of VMs.
     * @param vmList the List of VMs to create the group
     */
    public VmGroup(@NonNull final List<Vm> vmList) {
        super(getMaxMips(vmList), getTotalPes(vmList));

        this.vmList = vmList;
        this.vmList.forEach(vm -> ((VmSimple)vm).setGroup(this));

        if(vmList.isEmpty()){
            throw new IllegalStateException("The List of VMs belonging to a " + VmGroup.class.getSimpleName() + " cannot be empty.");
        }

        setBroker(vmList.get(0).getBroker());
        setCloudletScheduler(CloudletScheduler.NULL);
        setVmm("None");
        setTotalRam();
        setTotalBw();
        setTotalStorage();
        setTimeZone(Double.MIN_VALUE);
    }

    /**
     * Creates a VmGroup for a List of VMs to be placed
     * at the datacenter closest to a given timezone.
     * All VMs will be changed to the given time zone.
     * @param vmList the List of VMs to create the group
     * @param timeZone the timezone of the Datacenter where it's expected the VMs to be placed
     *                 as close as possible
     * @see DatacenterBroker#setSelectClosestDatacenter(boolean)
     */
    public VmGroup(final List<Vm> vmList, final double timeZone) {
        this(vmList);
        setTimeZone(timeZone);
    }

    /**
     * Creates a VmGroup for a List of VMs to be placed
     * at the datacenter closest to a given timezone.
     * All VMs will be changed to the given time zone.
     * @param id the VmGroup ID
     * @param vmList the List of VMs to create the group
     * @param timeZone the time zone of the Datacenter where it's expected the VMs to be placed
     *                 as close as possible
     * @see DatacenterBroker#setSelectClosestDatacenter(boolean)
     */
    public VmGroup(final long id, final List<Vm> vmList, final double timeZone) {
        this(vmList, timeZone);
        setId(id);
    }