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CloudSim Plus: A modern, highly extensible and easier-to-use Java 8+ Framework for Modeling and Simulation of Cloud Computing Infrastructures and Services

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package org.cloudbus.cloudsim.provisioners;

import org.cloudbus.cloudsim.resources.Pe;
import org.cloudbus.cloudsim.vms.Vm;

/**
 * A class that implements the Null Object Design Pattern for
 * {@link PeProvisioner} class.
 *
 * @author Manoel Campos da Silva Filho
 * @see PeProvisioner#NULL
 */
final class PeProvisionerNull extends ResourceProvisionerNull implements PeProvisioner {
    @Override public void setPe(Pe pe) {/**/}
    @Override public double getUtilization() {
        return 0;
    }
    @Override public boolean allocateResourceForVm(Vm vm, double newTotalVmResource) {
        return false;
    }
}