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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
/*
* CloudSim Plus: A modern, highly-extensible and easier-to-use Framework for
* Modeling and Simulation of Cloud Computing Infrastructures and Services.
* http://cloudsimplus.org
*
* Copyright (C) 2015-2018 Universidade da Beira Interior (UBI, Portugal) and
* the Instituto Federal de Educação Ciência e Tecnologia do Tocantins (IFTO, Brazil).
*
* This file is part of CloudSim Plus.
*
* CloudSim Plus is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* CloudSim Plus is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with CloudSim Plus. If not, see cloudlets;
private int createdCloudlets;
private final BrokerBuilderDecorator brokerBuilder;
private final DatacenterBrokerSimple broker;
private EventListener onCloudletFinishEventListener = EventListener.NULL;
private List requiredFiles;
public CloudletBuilder(final BrokerBuilderDecorator brokerBuilder, final DatacenterBrokerSimple broker) {
super();
Objects.requireNonNull(brokerBuilder);
Objects.requireNonNull(broker);
this.brokerBuilder = brokerBuilder;
setUtilizationModelCpuRamAndBw(new UtilizationModelFull());
this.broker = broker;
this.cloudlets = new ArrayList<>();
this.requiredFiles = new ArrayList<>();
this.createdCloudlets = 0;
}
/**
* Sets the same utilization model for CPU, RAM and BW.
* By this way, at a time t, every one of the 3 resources will use the same percentage
* of its capacity.
*
* @param utilizationModel the utilization model to set
* @return
*/
public final CloudletBuilder setUtilizationModelCpuRamAndBw(final UtilizationModel utilizationModel) {
Objects.requireNonNull(utilizationModel);
this.utilizationModelCpu = utilizationModel;
this.utilizationModelRam = utilizationModel;
this.utilizationModelBw = utilizationModel;
return this;
}
public CloudletBuilder setVm(final Vm defaultVm) {
this.vm = defaultVm;
return this;
}
public CloudletBuilder setFileSize(final long defaultFileSize) {
this.fileSize = defaultFileSize;
return this;
}
public CloudletBuilder setRequiredFiles(final List requiredFiles){
this.requiredFiles = requiredFiles;
return this;
}
public List getCloudlets() {
return cloudlets;
}
public CloudletBuilder setPEs(final int defaultPEs) {
this.pes = defaultPEs;
return this;
}
public long getLength() {
return length;
}
public long getFileSize() {
return fileSize;
}
public long getOutputSize() {
return outputSize;
}
public CloudletBuilder setOutputSize(long defaultOutputSize) {
this.outputSize = defaultOutputSize;
return this;
}
public int getPes() {
return pes;
}
public CloudletBuilder setLength(long defaultLength) {
this.length = defaultLength;
return this;
}
public CloudletBuilder createCloudlets(final int amount, final int initialId) {
createCloudletsInternal(amount, initialId);
return this;
}
public CloudletBuilder createCloudlets(final int amount) {
createCloudletsInternal(amount, 0);
return this;
}
public CloudletBuilder createAndSubmitCloudlets(final int amount) {
return createAndSubmitCloudlets(amount, 0);
}
public CloudletBuilder createAndSubmitCloudlets(final int amount, final int initialId) {
final List localList = createCloudletsInternal(amount, initialId);
broker.submitCloudletList(localList);
if(vm != Vm.NULL){
localList.forEach(c -> broker.bindCloudletToVm(c, vm));
}
return this;
}
private List createCloudletsInternal(final int amount, final int initialId) {
final List localList = new ArrayList<>();
for (int i = 0; i < amount; i++) {
final int cloudletId = initialId + createdCloudlets++;
final Cloudlet cloudlet =
new CloudletSimple(cloudletId, length, pes)
.setFileSize(fileSize)
.setOutputSize(outputSize)
.setUtilizationModelCpu(utilizationModelCpu)
.setUtilizationModelRam(utilizationModelRam)
.setUtilizationModelBw(utilizationModelBw)
.setBroker(broker)
.addOnFinishListener(onCloudletFinishEventListener);
cloudlet.addRequiredFiles(requiredFiles);
localList.add(cloudlet);
}
cloudlets.addAll(localList);
return localList;
}
/**
* Submits the list of created cloudlets to the latest created broker.
* @return the CloudletBuilder instance
*/
public CloudletBuilder submitCloudlets(){
broker.submitCloudletList(cloudlets);
return this;
}
public BrokerBuilderDecorator getBrokerBuilder() {
return brokerBuilder;
}
public CloudletBuilder setOnCloudletFinishEventListener(final EventListener defaultOnCloudletFinishEventListener) {
this.onCloudletFinishEventListener = defaultOnCloudletFinishEventListener;
return this;
}
public CloudletBuilder setUtilizationModelRam(final UtilizationModel utilizationModelRam) {
Objects.requireNonNull(utilizationModelRam);
this.utilizationModelRam = utilizationModelRam;
return this;
}
public CloudletBuilder setUtilizationModelCpu(final UtilizationModel utilizationModelCpu) {
Objects.requireNonNull(utilizationModelCpu);
this.utilizationModelCpu = utilizationModelCpu;
return this;
}
public CloudletBuilder setUtilizationModelBw(final UtilizationModel utilizationModelBw) {
Objects.requireNonNull(utilizationModelBw);
this.utilizationModelBw = utilizationModelBw;
return this;
}
}