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Commit 225d6749 authored by Anton Beloglazov's avatar Anton Beloglazov
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Updated the javadocs, headers, code formatting, and Maven configuration (new… 

Updated the javadocs, headers, code formatting, and Maven configuration (new versions of the dependencies)
parent 62de8e30
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Showing with 9050 additions and 10299 deletions
distribution/pom.xml
View file @ 225d6749
......@@ -16,7 +16,6 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>2.2-beta-5</version>
<executions>
<execution>
<phase>install</phase>
......
modules/cloudsim-examples/pom.xml
View file @ 225d6749
......@@ -14,6 +14,7 @@
<dependency>
<groupId>${project.groupId}</groupId>
<artifactId>cloudsim</artifactId>
<version>${project.version}</version>
</dependency>
</dependencies>
......
modules/cloudsim/pom.xml
View file @ 225d6749
......@@ -15,6 +15,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.8</version>
<executions>
<execution>
<id>docs</id>
......@@ -33,12 +34,12 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-javadoc-plugin</artifactId>
<version>2.7</version>
<version>2.8</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-jxr-plugin</artifactId>
<version>2.2</version>
<version>2.3</version>
</plugin>
<plugin>
<groupId>org.sonatype.maven.plugin</groupId>
......@@ -48,7 +49,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-report-plugin</artifactId>
<version>2.5</version>
<version>2.11</version>
</plugin>
</plugins>
</reporting>
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/CloudletScheduler.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -11,10 +11,9 @@ package org.cloudbus.cloudsim;
import java.util.List;
/**
* CloudletScheduler is an abstract class that represents the policy of
* scheduling performed by a virtual machine. So, classes
* extending this must execute Cloudlets. Also, the interface for cloudlet
* management is also implemented in this class.
* CloudletScheduler is an abstract class that represents the policy of scheduling performed by a
* virtual machine. So, classes extending this must execute Cloudlets. Also, the interface for
* cloudlet management is also implemented in this class.
*
* @author Rodrigo N. Calheiros
* @author Anton Beloglazov
......@@ -29,8 +28,8 @@ public abstract class CloudletScheduler {
private List<Double> currentMipsShare;
/**
* Creates a new CloudletScheduler object. This method must be invoked
* before starting the actual simulation.
* Creates a new CloudletScheduler object. This method must be invoked before starting the
* actual simulation.
*
* @pre $none
* @post $none
......@@ -44,10 +43,8 @@ public abstract class CloudletScheduler {
*
* @param currentTime current simulation time
* @param mipsShare array with MIPS share of each processor available to the scheduler
*
* @return time predicted completion time of the earliest finishing cloudlet, or 0
* if there is no next events
*
* @return time predicted completion time of the earliest finishing cloudlet, or 0 if there is no
* next events
* @pre currentTime >= 0
* @post $none
*/
......@@ -58,9 +55,7 @@ public abstract class CloudletScheduler {
*
* @param gl the submited cloudlet
* @param fileTransferTime time required to move the required files from the SAN to the VM
*
* @return expected finish time of this cloudlet, or 0 if it is in a waiting queue
*
* @pre gl != null
* @post $none
*/
......@@ -70,9 +65,7 @@ public abstract class CloudletScheduler {
* Receives an cloudlet to be executed in the VM managed by this scheduler.
*
* @param gl the submited cloudlet
*
* @return expected finish time of this cloudlet, or 0 if it is in a waiting queue
*
* @pre gl != null
* @post $none
*/
......@@ -82,9 +75,7 @@ public abstract class CloudletScheduler {
* Cancels execution of a cloudlet.
*
* @param clId ID of the cloudlet being cancealed
*
* @return the canceled cloudlet, $null if not found
*
* @pre $none
* @post $none
*/
......@@ -94,9 +85,7 @@ public abstract class CloudletScheduler {
* Pauses execution of a cloudlet.
*
* @param clId ID of the cloudlet being paused
*
* @return $true if cloudlet paused, $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -106,9 +95,7 @@ public abstract class CloudletScheduler {
* Resumes execution of a paused cloudlet.
*
* @param clId ID of the cloudlet being resumed
*
* @return expected finish time of the cloudlet, 0.0 if queued
*
* @pre $none
* @post $none
*/
......@@ -118,7 +105,6 @@ public abstract class CloudletScheduler {
* Processes a finished cloudlet.
*
* @param rcl finished cloudlet
*
* @pre rgl != $null
* @post $none
*/
......@@ -128,20 +114,16 @@ public abstract class CloudletScheduler {
* Gets the status of a cloudlet.
*
* @param clId ID of the cloudlet
*
* @return status of the cloudlet, -1 if cloudlet not found
*
* @pre $none
* @post $none
*/
public abstract int getCloudletStatus(int clId);
/**
* Informs about completion of some cloudlet in the VM managed
* by this scheduler.
* Informs about completion of some cloudlet in the VM managed by this scheduler.
*
* @return $true if there is at least one finished cloudlet; $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -151,7 +133,6 @@ public abstract class CloudletScheduler {
* Returns the next cloudlet in the finished list, $null if this list is empty.
*
* @return a finished cloudlet
*
* @pre $none
* @post $none
*/
......@@ -161,7 +142,6 @@ public abstract class CloudletScheduler {
* Returns the number of cloudlets runnning in the virtual machine.
*
* @return number of cloudlets runnning
*
* @pre $none
* @post $none
*/
......@@ -171,7 +151,6 @@ public abstract class CloudletScheduler {
* Returns one cloudlet to migrate to another vm.
*
* @return one running cloudlet
*
* @pre $none
* @post $none
*/
......@@ -181,7 +160,6 @@ public abstract class CloudletScheduler {
* Get utilization created by all cloudlets.
*
* @param time the time
*
* @return total utilization
*/
public abstract double getTotalUtilizationOfCpu(double time);
......@@ -198,7 +176,6 @@ public abstract class CloudletScheduler {
*
* @param rcl the rcl
* @param mipsShare the mips share
*
* @return the total current mips
*/
public abstract double getTotalCurrentAvailableMipsForCloudlet(ResCloudlet rcl, List<Double> mipsShare);
......@@ -208,7 +185,6 @@ public abstract class CloudletScheduler {
*
* @param rcl the rcl
* @param time the time
*
* @return the total current requested mips for cloudlet
*/
public abstract double getTotalCurrentRequestedMipsForCloudlet(ResCloudlet rcl, double time);
......@@ -218,7 +194,6 @@ public abstract class CloudletScheduler {
*
* @param rcl the rcl
* @param time the time
*
* @return the total current allocated mips for cloudlet
*/
public abstract double getTotalCurrentAllocatedMipsForCloudlet(ResCloudlet rcl, double time);
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/CloudletSchedulerDynamicWorkload.java
View file @ 225d6749
......@@ -2,7 +2,7 @@
* Title: CloudSim Toolkit Description: CloudSim (Cloud Simulation) Toolkit for Modeling and
* Simulation of Clouds Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -59,10 +59,8 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
*
* @param currentTime current simulation time
* @param mipsShare array with MIPS share of each Pe available to the scheduler
*
* @return time predicted completion time of the earliest finishing cloudlet, or 0 if there is
* no next events
*
* @pre currentTime >= 0
* @post $none
*/
......@@ -110,9 +108,7 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
* Receives an cloudlet to be executed in the VM managed by this scheduler.
*
* @param cl the cl
*
* @return predicted completion time
*
* @pre _gl != null
* @post $none
*/
......@@ -126,9 +122,7 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
*
* @param cl the cl
* @param fileTransferTime the file transfer time
*
* @return predicted completion time
*
* @pre _gl != null
* @post $none
*/
......@@ -149,7 +143,6 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
* Processes a finished cloudlet.
*
* @param rcl finished cloudlet
*
* @pre rgl != $null
* @post $none
*/
......@@ -164,7 +157,6 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
* Get utilization created by all cloudlets.
*
* @param time the time
*
* @return total utilization
*/
@Override
......@@ -205,7 +197,6 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
*
* @param rcl the rcl
* @param time the time
*
* @return the current mips
*/
@Override
......@@ -218,7 +209,6 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
*
* @param rcl the rcl
* @param mipsShare the mips share
*
* @return the total current mips
*/
@Override
......@@ -242,7 +232,6 @@ public class CloudletSchedulerDynamicWorkload extends CloudletSchedulerTimeShare
*
* @param rcl the rcl
* @param time the time
*
* @return the current mips
*/
@Override
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/CloudletSchedulerTimeShared.java
View file @ 225d6749
/*
* Title: CloudSim Toolkit
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
* Title: CloudSim Toolkit Description: CloudSim (Cloud Simulation) Toolkit for Modeling and
* Simulation of Clouds Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -14,8 +13,7 @@ import java.util.List;
import org.cloudbus.cloudsim.core.CloudSim;
/**
* CloudletSchedulerTimeShared implements a policy of
* scheduling performed by a virtual machine.
* CloudletSchedulerTimeShared implements a policy of scheduling performed by a virtual machine.
* Cloudlets execute time-shared in VM.
*
* @author Rodrigo N. Calheiros
......@@ -37,18 +35,18 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
protected int currentCPUs;
/**
* Creates a new CloudletSchedulerTimeShared object. This method must be invoked
* before starting the actual simulation.
* Creates a new CloudletSchedulerTimeShared object. This method must be invoked before starting
* the actual simulation.
*
* @pre $none
* @post $none
*/
public CloudletSchedulerTimeShared() {
super();
this.cloudletExecList = new ArrayList<ResCloudlet>();
this.cloudletPausedList = new ArrayList<ResCloudlet>();
this.cloudletFinishedList = new ArrayList<ResCloudlet>();
this.currentCPUs = 0;
cloudletExecList = new ArrayList<ResCloudlet>();
cloudletPausedList = new ArrayList<ResCloudlet>();
cloudletFinishedList = new ArrayList<ResCloudlet>();
currentCPUs = 0;
}
/**
......@@ -56,10 +54,8 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
*
* @param currentTime current simulation time
* @param mipsShare array with MIPS share of each processor available to the scheduler
*
* @return time predicted completion time of the earliest finishing cloudlet, or 0
* if there is no next events
*
* @return time predicted completion time of the earliest finishing cloudlet, or 0 if there is
* no next events
* @pre currentTime >= 0
* @post $none
*/
......@@ -79,7 +75,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
// check finished cloudlets
double nextEvent = Double.MAX_VALUE;
int i = 0;
List<ResCloudlet> toRemove = new ArrayList<ResCloudlet>();
for (ResCloudlet rcl : getCloudletExecList()) {
long remainingLength = rcl.getRemainingCloudletLength();
......@@ -88,14 +83,13 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
cloudletFinish(rcl);
continue;
}
i++;
}
getCloudletExecList().removeAll(toRemove);
//estimate finish time of cloudlets
i=0;
// estimate finish time of cloudlets
for (ResCloudlet rcl : getCloudletExecList()) {
double estimatedFinishTime = currentTime + (rcl.getRemainingCloudletLength() / (getCapacity(mipsShare) * rcl.getNumberOfPes()));
double estimatedFinishTime = currentTime
+ (rcl.getRemainingCloudletLength() / (getCapacity(mipsShare) * rcl.getNumberOfPes()));
if (estimatedFinishTime - currentTime < 0.1) {
estimatedFinishTime = currentTime + 0.1;
}
......@@ -103,7 +97,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
if (estimatedFinishTime < nextEvent) {
nextEvent = estimatedFinishTime;
}
i++;
}
setPreviousTime(currentTime);
......@@ -114,7 +107,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Gets the capacity.
*
* @param mipsShare the mips share
*
* @return the capacity
*/
private double getCapacity(List<Double> mipsShare) {
......@@ -145,9 +137,7 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Cancels execution of a cloudlet.
*
* @param cloudletId ID of the cloudlet being cancealed
*
* @return the canceled cloudlet, $null if not found
*
* @pre $none
* @post $none
*/
......@@ -212,9 +202,7 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Pauses execution of a cloudlet.
*
* @param cloudletId ID of the cloudlet being paused
*
* @return $true if cloudlet paused, $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -249,7 +237,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Processes a finished cloudlet.
*
* @param rcl finished cloudlet
*
* @pre rgl != $null
* @post $none
*/
......@@ -264,9 +251,7 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Resumes execution of a paused cloudlet.
*
* @param cloudletId ID of the cloudlet being resumed
*
* @return expected finish time of the cloudlet, 0.0 if queued
*
* @pre $none
* @post $none
*/
......@@ -293,7 +278,8 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
// first: how many PEs do we have?
double remainingLength = rgl.getRemainingCloudletLength();
double estimatedFinishTime = CloudSim.clock() + (remainingLength / (getCapacity(getCurrentMipsShare()) * rgl.getNumberOfPes()));
double estimatedFinishTime = CloudSim.clock()
+ (remainingLength / (getCapacity(getCurrentMipsShare()) * rgl.getNumberOfPes()));
return estimatedFinishTime;
}
......@@ -306,9 +292,7 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
*
* @param cloudlet the submited cloudlet
* @param fileTransferTime time required to move the required files from the SAN to the VM
*
* @return expected finish time of this cloudlet
*
* @pre gl != null
* @post $none
*/
......@@ -331,7 +315,8 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
return cloudlet.getCloudletLength() / getCapacity(getCurrentMipsShare());
}
/* (non-Javadoc)
/*
* (non-Javadoc)
* @see cloudsim.CloudletScheduler#cloudletSubmit(cloudsim.Cloudlet)
*/
@Override
......@@ -343,9 +328,7 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Gets the status of a cloudlet.
*
* @param cloudletId ID of the cloudlet
*
* @return status of the cloudlet, -1 if cloudlet not found
*
* @pre $none
* @post $none
*/
......@@ -368,7 +351,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Get utilization created by all cloudlets.
*
* @param time the time
*
* @return total utilization
*/
@Override
......@@ -381,11 +363,9 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
}
/**
* Informs about completion of some cloudlet in the VM managed
* by this scheduler.
* Informs about completion of some cloudlet in the VM managed by this scheduler.
*
* @return $true if there is at least one finished cloudlet; $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -398,7 +378,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Returns the next cloudlet in the finished list, $null if this list is empty.
*
* @return a finished cloudlet
*
* @pre $none
* @post $none
*/
......@@ -414,7 +393,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Returns the number of cloudlets runnning in the virtual machine.
*
* @return number of cloudlets runnning
*
* @pre $none
* @post $none
*/
......@@ -427,7 +405,6 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
* Returns one cloudlet to migrate to another vm.
*
* @return one running cloudlet
*
* @pre $none
* @post $none
*/
......@@ -501,44 +478,43 @@ public class CloudletSchedulerTimeShared extends CloudletScheduler {
this.cloudletFinishedList = cloudletFinishedList;
}
/* (non-Javadoc)
/*
* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getCurrentRequestedMips()
*/
@Override
public List<Double> getCurrentRequestedMips() {
List<Double> mipsShare = new ArrayList<Double>();
// if (getCurrentMipsShare() != null) {
// for (Double mips : getCurrentMipsShare()) {
// mipsShare.add(mips);
// }
// }
//TODO: implement
return mipsShare;
}
/* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentAvailableMipsForCloudlet(cloudsim.ResCloudlet, java.util.List)
/*
* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentAvailableMipsForCloudlet(cloudsim.ResCloudlet,
* java.util.List)
*/
@Override
public double getTotalCurrentAvailableMipsForCloudlet(ResCloudlet rcl, List<Double> mipsShare) {
return getCapacity(getCurrentMipsShare());
}
/* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentAllocatedMipsForCloudlet(cloudsim.ResCloudlet, double)
/*
* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentAllocatedMipsForCloudlet(cloudsim.ResCloudlet,
* double)
*/
@Override
public double getTotalCurrentAllocatedMipsForCloudlet(ResCloudlet rcl,
double time) {
public double getTotalCurrentAllocatedMipsForCloudlet(ResCloudlet rcl, double time) {
return 0.0;
}
/* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentRequestedMipsForCloudlet(cloudsim.ResCloudlet, double)
/*
* (non-Javadoc)
* @see cloudsim.CloudletScheduler#getTotalCurrentRequestedMipsForCloudlet(cloudsim.ResCloudlet,
* double)
*/
@Override
public double getTotalCurrentRequestedMipsForCloudlet(ResCloudlet rcl,
double time) {
public double getTotalCurrentRequestedMipsForCloudlet(ResCloudlet rcl, double time) {
// TODO Auto-generated method stub
return 0.0;
}
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/Datacenter.java
View file @ 225d6749
......@@ -2,7 +2,7 @@
* Title: CloudSim Toolkit Description: CloudSim (Cloud Simulation) Toolkit for Modeling and
* Simulation of Clouds Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -65,7 +65,6 @@ public class Datacenter extends SimEntity {
* @param characteristics an object of DatacenterCharacteristics
* @param storageList a LinkedList of storage elements, for data simulation
* @param vmAllocationPolicy the vmAllocationPolicy
*
* @throws Exception This happens when one of the following scenarios occur:
* <ul>
* <li>creating this entity before initializing CloudSim package
......@@ -74,7 +73,6 @@ public class Datacenter extends SimEntity {
* No PEs mean the Cloudlets can't be processed. A CloudResource must contain one or
* more Machines. A Machine must contain one or more PEs.
* </ul>
*
* @pre name != null
* @pre resource != null
* @post $none
......@@ -124,14 +122,12 @@ public class Datacenter extends SimEntity {
* Processes events or services that are available for this PowerDatacenter.
*
* @param ev a Sim_event object
*
* @pre ev != null
* @post $none
*/
@Override
public void processEvent(SimEvent ev) {
int srcId = -1;
// Log.printLine(CloudSim.clock()+"[PowerDatacenter]: event received:"+ev.getTag());
switch (ev.getTag()) {
// Resource characteristics inquiry
......@@ -357,7 +353,6 @@ public class Datacenter extends SimEntity {
* Processes a ping request.
*
* @param ev a Sim_event object
*
* @pre ev != null
* @post $none
*/
......@@ -375,7 +370,6 @@ public class Datacenter extends SimEntity {
* PowerDatacenter will then send the status back to the User/Broker.
*
* @param ev a Sim_event object
*
* @pre ev != null
* @post $none
*/
......@@ -430,7 +424,6 @@ public class Datacenter extends SimEntity {
* method.
*
* @param ev the received event
*
* @pre $none
* @post $none
*/
......@@ -446,7 +439,6 @@ public class Datacenter extends SimEntity {
*
* @param ev a Sim_event object
* @param ack the ack
*
* @pre ev != null
* @post $none
*/
......@@ -497,7 +489,6 @@ public class Datacenter extends SimEntity {
*
* @param ev a Sim_event object
* @param ack the ack
*
* @pre ev != null
* @post $none
*/
......@@ -581,7 +572,6 @@ public class Datacenter extends SimEntity {
*
* @param ev a Sim_event object
* @param type event type
*
* @pre ev != null
* @pre type > 0
* @post $none
......@@ -648,7 +638,6 @@ public class Datacenter extends SimEntity {
*
* @param receivedData information about the migration
* @param type event tag
*
* @pre receivedData != null
* @pre type > 0
* @post $none
......@@ -690,11 +679,8 @@ public class Datacenter extends SimEntity {
if (vm == null) {
failed = true;
} else {
double fileTransferTime = predictFileTransferTime(cl.getRequiredFiles()); // time
// to
// transfer
// the
// files
// time to transfer the files
double fileTransferTime = predictFileTransferTime(cl.getRequiredFiles());
vm.getCloudletScheduler().cloudletSubmit(cl, fileTransferTime);
}
} else {// the cloudlet will migrate from one resource to another
......@@ -722,7 +708,6 @@ public class Datacenter extends SimEntity {
*
* @param ev a SimEvent object
* @param ack an acknowledgement
*
* @pre ev != null
* @post $none
*/
......@@ -769,29 +754,17 @@ public class Datacenter extends SimEntity {
int userId = cl.getUserId();
int vmId = cl.getVmId();
double fileTransferTime = predictFileTransferTime(cl.getRequiredFiles()); // time to
// transfer
// the files
// time to transfer the files
double fileTransferTime = predictFileTransferTime(cl.getRequiredFiles());
Host host = getVmAllocationPolicy().getHost(vmId, userId);
Vm vm = host.getVm(vmId, userId);
CloudletScheduler scheduler = vm.getCloudletScheduler();
double estimatedFinishTime = scheduler.cloudletSubmit(cl, fileTransferTime);
// if (estimatedFinishTime > 0.0 && estimatedFinishTime < getSchedulingInterval()) {
// //if this cloudlet is in the exec queue
if (estimatedFinishTime > 0.0 && !Double.isInfinite(estimatedFinishTime)) { // if this
// cloudlet
// is in the
// exec
// queue
// double estimatedFinishTime =
// (cl.getCloudletTotalLength()/(capacity*cl.getPesNumber())); //time to process the
// cloudlet
// Log.printLine(estimatedFinishTime+"="+gl.getCloudletLength()+"/("+capacity+"*"+gl.getNumPE()+")");
// if this cloudlet is in the exec queue
if (estimatedFinishTime > 0.0 && !Double.isInfinite(estimatedFinishTime)) {
estimatedFinishTime += fileTransferTime;
// estimatedFinishTime += CloudSim.clock();
// Log.printLine(CloudSim.clock()+": Next event scheduled to +"+estimatedFinishTime);
send(getId(), estimatedFinishTime, CloudSimTags.VM_DATACENTER_EVENT);
}
......@@ -820,7 +793,6 @@ public class Datacenter extends SimEntity {
* Predict file transfer time.
*
* @param requiredFiles the required files
*
* @return the double
*/
protected double predictFileTransferTime(List<String> requiredFiles) {
......@@ -848,7 +820,6 @@ public class Datacenter extends SimEntity {
* @param userId ID of the cloudlet's owner
* @param ack $true if an ack is requested after operation
* @param vmId the vm id
*
* @pre $none
* @post $none
*/
......@@ -884,7 +855,6 @@ public class Datacenter extends SimEntity {
* @param userId ID of the cloudlet's owner
* @param ack $true if an ack is requested after operation
* @param vmId the vm id
*
* @pre $none
* @post $none
*/
......@@ -911,7 +881,6 @@ public class Datacenter extends SimEntity {
* @param cloudletId resuming cloudlet ID
* @param userId ID of the cloudlet's owner
* @param vmId the vm id
*
* @pre $none
* @post $none
*/
......@@ -931,7 +900,6 @@ public class Datacenter extends SimEntity {
* @post $none
*/
protected void updateCloudletProcessing() {
// Log.printLine(CloudSim.clock()+": PowerDatacenter #: updating cloudlet processing.......................................");
// if some time passed since last processing
// R: for term is to allow loop at simulation start. Otherwise, one initial
// simulation step is skipped and schedulers are not properly initialized
......@@ -941,8 +909,8 @@ public class Datacenter extends SimEntity {
// for each host...
for (int i = 0; i < list.size(); i++) {
Host host = list.get(i);
double time = host.updateVmsProcessing(CloudSim.clock());// inform VMs to update
// processing
// inform VMs to update processing
double time = host.updateVmsProcessing(CloudSim.clock());
// what time do we expect that the next cloudlet will finish?
if (time < smallerTime) {
smallerTime = time;
......@@ -986,7 +954,6 @@ public class Datacenter extends SimEntity {
* file, then it will be registered to the RC when the experiment begins.
*
* @param file a DataCloud file
*
* @return a tag number denoting whether this operation is a success or not
*/
public int addFile(File file) {
......@@ -1022,7 +989,6 @@ public class Datacenter extends SimEntity {
* Checks whether the resource has the given file.
*
* @param file a file to be searched
*
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
protected boolean contains(File file) {
......@@ -1036,7 +1002,6 @@ public class Datacenter extends SimEntity {
* Checks whether the resource has the given file.
*
* @param fileName a file name to be searched
*
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
protected boolean contains(String fileName) {
......@@ -1064,7 +1029,6 @@ public class Datacenter extends SimEntity {
* the storage.
*
* @param fileName the name of the file to be deleted
*
* @return the error message
*/
private int deleteFileFromStorage(String fileName) {
......@@ -1102,7 +1066,6 @@ public class Datacenter extends SimEntity {
/*
* (non-Javadoc)
*
* @see cloudsim.core.SimEntity#shutdownEntity()
*/
@Override
......@@ -1112,7 +1075,6 @@ public class Datacenter extends SimEntity {
/*
* (non-Javadoc)
*
* @see cloudsim.core.SimEntity#startEntity()
*/
@Override
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/DatacenterCharacteristics.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -15,10 +15,9 @@ import org.cloudbus.cloudsim.lists.HostList;
import org.cloudbus.cloudsim.lists.PeList;
/**
* DatacenterCharacteristics represents static properties of a
* resource such as resource architecture, Operating System (OS), management
* policy (time- or space-shared), cost and time zone at which the resource
* is located along resource configuration.
* DatacenterCharacteristics represents static properties of a resource such as resource
* architecture, Operating System (OS), management policy (time- or space-shared), cost and time
* zone at which the resource is located along resource configuration.
*
* @author Manzur Murshed
* @author Rajkumar Buyya
......@@ -58,7 +57,10 @@ public class DatacenterCharacteristics {
/** Assuming all PEs in all Machines have the same rating. */
public static final int OTHER_POLICY_SAME_RATING = 2;
/** Assuming all PEs in a Machine have the same rating. However, each Machine has different rating to each other. */
/**
* Assuming all PEs in a Machine have the same rating. However, each Machine has different
* rating to each other.
*/
public static final int OTHER_POLICY_DIFFERENT_RATING = 3;
/** A resource that supports Advanced Reservation mechanisms. */
......@@ -77,20 +79,19 @@ public class DatacenterCharacteristics {
private double costPerBw;
/**
* Allocates a new DatacenterCharacteristics object.
* If the time zone is invalid, then by default, it will be GMT+0.
* Allocates a new DatacenterCharacteristics object. If the time zone is invalid, then by
* default, it will be GMT+0.
*
* @param architecture the architecture of a resource
* @param os the operating system used
* @param vmm the virtual machine monitor used
* @param hostList list of machines in a resource
* @param timeZone local time zone of a user that owns this reservation.
* Time zone should be of range [GMT-12 ... GMT+13]
* @param timeZone local time zone of a user that owns this reservation. Time zone should be of
* range [GMT-12 ... GMT+13]
* @param costPerSec the cost per sec to use this resource
* @param costPerMem the cost to use memory in this resource
* @param costPerStorage the cost to use storage in this resource
* @param costPerBw the cost per bw
*
* @pre architecture != null
* @pre OS != null
* @pre VMM != null
......@@ -126,12 +127,10 @@ public class DatacenterCharacteristics {
setCostPerBw(costPerBw);
}
/**
* Gets the name of a resource.
*
* @return the resource name
*
* @pre $none
* @post $result != null
*/
......@@ -163,8 +162,8 @@ public class DatacenterCharacteristics {
}
/**
* Gets Millions Instructions Per Second (MIPS) Rating of a Processing
* Element (Pe). It is assumed all PEs' rating is same in a given machine.
* Gets Millions Instructions Per Second (MIPS) Rating of a Processing Element (Pe). It is
* assumed all PEs' rating is same in a given machine.
*
* @return the MIPS Rating or if no PEs are exists.
* @pre $none
......@@ -179,10 +178,8 @@ public class DatacenterCharacteristics {
}
/**
* Gets Millions Instructions Per Second (MIPS) Rating of a Processing
* Element (Pe).
* It is essential to use this method when a resource is made up
* of heterogenous PEs/machines.
* Gets Millions Instructions Per Second (MIPS) Rating of a Processing Element (Pe). It is
* essential to use this method when a resource is made up of heterogenous PEs/machines.
*
* @param id the machine ID
* @param peId the Pe ID
......@@ -200,8 +197,7 @@ public class DatacenterCharacteristics {
}
/**
* Gets the total MIPS rating, which is the sum of MIPS rating of all
* machines in a resource.
* Gets the total MIPS rating, which is the sum of MIPS rating of all machines in a resource.
* <p>
* Total MIPS rating for:
* <ul>
......@@ -209,12 +205,10 @@ public class DatacenterCharacteristics {
* <li>Other policy same rating = same as TimeShared
* <li>SpaceShared = Sum of all PEs in all Machines
* <li>Other policy different rating = same as SpaceShared
* <li>Advance Reservation = 0 or unknown.
* You need to calculate this manually.
* <li>Advance Reservation = 0 or unknown. You need to calculate this manually.
* </ul>
*
* @return the sum of MIPS ratings
*
* @pre $none
* @post $result >= 0
*/
......@@ -244,15 +238,12 @@ public class DatacenterCharacteristics {
}
/**
* Gets the CPU time given the specified parameters (only for TIME_SHARED).
* <tt>NOTE:</tt> The CPU time for SPACE_SHARED and ADVANCE_RESERVATION
* are not yet implemented.
* Gets the CPU time given the specified parameters (only for TIME_SHARED). <tt>NOTE:</tt> The
* CPU time for SPACE_SHARED and ADVANCE_RESERVATION are not yet implemented.
*
* @param cloudletLength the length of a Cloudlet
* @param load the load of a Cloudlet
*
* @return the CPU time
*
* @pre cloudletLength >= 0.0
* @pre load >= 0.0
* @post $result >= 0.0
......@@ -262,7 +253,7 @@ public class DatacenterCharacteristics {
switch (getAllocationPolicy()) {
case DatacenterCharacteristics.TIME_SHARED:
cpuTime = cloudletLength / ( getMipsOfOnePe() * (1.0 - load));
cpuTime = cloudletLength / (getMipsOfOnePe() * (1.0 - load));
break;
default:
......@@ -276,7 +267,6 @@ public class DatacenterCharacteristics {
* Gets the total number of PEs for all Machines.
*
* @return number of PEs
*
* @pre $none
* @post $result >= 0
*/
......@@ -288,7 +278,6 @@ public class DatacenterCharacteristics {
* Gets the total number of <tt>FREE</tt> or non-busy PEs for all Machines.
*
* @return number of PEs
*
* @pre $none
* @post $result >= 0
*/
......@@ -300,7 +289,6 @@ public class DatacenterCharacteristics {
* Gets the total number of <tt>BUSY</tt> PEs for all Machines.
*
* @return number of PEs
*
* @pre $none
* @post $result >= 0
*/
......@@ -314,8 +302,7 @@ public class DatacenterCharacteristics {
* @param status Pe status, either <tt>Pe.FREE</tt> or <tt>Pe.BUSY</tt>
* @param hostId Machine ID
* @param peId Pe id
* @return
* otherwise (Machine id or Pe id might not be exist)
* @return otherwise (Machine id or Pe id might not be exist)
* @pre machineID >= 0
* @pre peID >= 0
* @post $none
......@@ -328,7 +315,6 @@ public class DatacenterCharacteristics {
* Gets the cost per Millions Instruction (MI) associated with a resource.
*
* @return the cost using a resource
*
* @pre $none
* @post $result >= 0.0
*/
......@@ -363,8 +349,7 @@ public class DatacenterCharacteristics {
/**
* Checks whether all machines of this resource are working properly or not.
*
* @return if all machines are working,
* otherwise
* @return if all machines are working, otherwise
*/
public boolean isWorking() {
boolean result = false;
......@@ -388,7 +373,6 @@ public class DatacenterCharacteristics {
* Sets cost to use memory.
*
* @param costPerMem cost to use memory
*
* @pre costPerMem >= 0
* @post $none
*/
......@@ -409,7 +393,6 @@ public class DatacenterCharacteristics {
* Sets cost to use storage.
*
* @param costPerStorage cost to use storage
*
* @pre costPerStorage >= 0
* @post $none
*/
......@@ -430,7 +413,6 @@ public class DatacenterCharacteristics {
* Sets cost to use bw cost to use bw.
*
* @param costPerBw the cost per bw
*
* @pre costPerBw >= 0
* @post $none
*/
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/File.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -18,6 +18,7 @@ package org.cloudbus.cloudsim;
public class File {
private String name; // logical file name
private FileAttribute attribute; // a file attribute
// a transaction time for adding / getting /deleting this file
......@@ -38,17 +39,16 @@ public class File {
/** Denotes that the type of this file is a tag data */
public static final int TYPE_TAG_DATA = 3;
/**
* Creates a new DataCloud file with a given size (in MBytes). <br>
* NOTE: By default, a newly-created file is set to a <b>master</b> copy.
*
* @param fileName file name
* @param fileSize file size is in MBytes
* @throws ParameterException This happens when one of the following
* scenarios occur:
* @throws ParameterException This happens when one of the following scenarios occur:
* <ul>
* <li> the file name is empty or <tt>null</tt>
* <li> the file size is zero or negative numbers
* <li>the file name is empty or <tt>null</tt>
* <li>the file size is zero or negative numbers
* </ul>
*/
public File(String fileName, int fileSize) throws ParameterException {
......@@ -66,11 +66,11 @@ public class File {
}
/**
* Copy constructor, i.e. cloning from a source file into this object,
* but this object is set to a <b>replica</b>
* Copy constructor, i.e. cloning from a source file into this object, but this object is set to
* a <b>replica</b>
*
* @param file the source of a File object to copy
* @throws ParameterException This happens when the source file is
* <tt>null</tt>
* @throws ParameterException This happens when the source file is <tt>null</tt>
*/
public File(File file) throws ParameterException {
if (file == null) {
......@@ -85,8 +85,8 @@ public class File {
/**
* Clone this file but the clone file is set to a <b>replica</b>
* @return a clone of this file (as a replica)
* or <tt>null</tt> if an error occurs
*
* @return a clone of this file (as a replica) or <tt>null</tt> if an error occurs
*/
public File makeReplica() {
return makeCopy();
......@@ -94,8 +94,8 @@ public class File {
/**
* Clone this file and make the new file as a <b>master</b> copy as well
* @return a clone of this file (as a master copy)
* or <tt>null</tt> if an error occurs
*
* @return a clone of this file (as a master copy) or <tt>null</tt> if an error occurs
*/
public File makeMasterCopy() {
File file = makeCopy();
......@@ -108,8 +108,8 @@ public class File {
/**
* Makes a copy of this file
* @return a clone of this file (as a replica)
* or <tt>null</tt> if an error occurs
*
* @return a clone of this file (as a replica) or <tt>null</tt> if an error occurs
*/
private File makeCopy() {
File file = null;
......@@ -127,6 +127,7 @@ public class File {
/**
* Gets an attribute of this file
*
* @return a file attribute
*/
public FileAttribute getFileAttribute() {
......@@ -135,8 +136,9 @@ public class File {
/**
* Gets the size of this object (in byte).<br>
* NOTE: This object size is NOT the actual file size. Moreover,
* this size is used for transferring this object over a network.
* NOTE: This object size is NOT the actual file size. Moreover, this size is used for
* transferring this object over a network.
*
* @return the object size (in byte)
*/
public int getAttributeSize() {
......@@ -145,6 +147,7 @@ public class File {
/**
* Sets the resource ID that stores this file
*
* @param resourceID a resource ID
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -154,6 +157,7 @@ public class File {
/**
* Gets the resource ID that stores this file
*
* @return the resource ID
*/
public int getResourceID() {
......@@ -162,6 +166,7 @@ public class File {
/**
* Returns the file name
*
* @return the file name
*/
public String getName() {
......@@ -170,6 +175,7 @@ public class File {
/**
* Sets the file name
*
* @param name the file name
*/
public void setName(String name) {
......@@ -178,6 +184,7 @@ public class File {
/**
* Sets the owner name of this file
*
* @param name the owner name
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -187,6 +194,7 @@ public class File {
/**
* Gets the owner name of this file
*
* @return the owner name or <tt>null</tt> if empty
*/
public String getOwnerName() {
......@@ -195,6 +203,7 @@ public class File {
/**
* Gets the file size (in MBytes)
*
* @return the file size (in MBytes)
*/
public int getSize() {
......@@ -203,6 +212,7 @@ public class File {
/**
* Gets the file size (in bytes)
*
* @return the file size (in bytes)
*/
public int getSizeInByte() {
......@@ -211,6 +221,7 @@ public class File {
/**
* Sets the file size (in MBytes)
*
* @param fileSize the file size (in MBytes)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -222,6 +233,7 @@ public class File {
* Sets the last update time of this file (in seconds)<br>
* NOTE: This time is relative to the start time. Preferably use
* {@link gridsim.CloudSim#clock()} method.
*
* @param time the last update time (in seconds)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -231,6 +243,7 @@ public class File {
/**
* Gets the last update time (in seconds)
*
* @return the last update time (in seconds)
*/
public double getLastUpdateTime() {
......@@ -239,6 +252,7 @@ public class File {
/**
* Sets the file registration ID (published by a Replica Catalogue entity)
*
* @param id registration ID
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -248,6 +262,7 @@ public class File {
/**
* Gets the file registration ID
*
* @return registration ID
*/
public int getRegistrationID() {
......@@ -256,6 +271,7 @@ public class File {
/**
* Sets the file type (e.g. raw, tag, etc)
*
* @param type a file type
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -265,6 +281,7 @@ public class File {
/**
* Gets this file type
*
* @return file type
*/
public int getType() {
......@@ -273,6 +290,7 @@ public class File {
/**
* Sets the checksum of this file
*
* @param checksum the checksum of this file
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -282,6 +300,7 @@ public class File {
/**
* Gets the file checksum
*
* @return file checksum
*/
public int getChecksum() {
......@@ -290,6 +309,7 @@ public class File {
/**
* Sets the cost associated with this file
*
* @param cost cost of this file
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -299,6 +319,7 @@ public class File {
/**
* Gets the cost associated with this file
*
* @return the cost of this file
*/
public double getCost() {
......@@ -307,6 +328,7 @@ public class File {
/**
* Gets the file creation time (in millisecond)
*
* @return the file creation time (in millisecond)
*/
public long getCreationTime() {
......@@ -315,6 +337,7 @@ public class File {
/**
* Checks if this file already registered to a Replica Catalogue
*
* @return <tt>true</tt> if it is registered, <tt>false</tt> otherwise
*/
public boolean isRegistered() {
......@@ -323,8 +346,9 @@ public class File {
/**
* Marks this file as a master copy or replica
* @param masterCopy a flag denotes <tt>true</tt> for master copy or
* <tt>false</tt> for a replica
*
* @param masterCopy a flag denotes <tt>true</tt> for master copy or <tt>false</tt> for a
* replica
*/
public void setMasterCopy(boolean masterCopy) {
attribute.setMasterCopy(masterCopy);
......@@ -332,6 +356,7 @@ public class File {
/**
* Checks whether this file is a master copy or replica
*
* @return <tt>true</tt> if it is a master copy or <tt>false</tt> otherwise
*/
public boolean isMasterCopy() {
......@@ -340,8 +365,8 @@ public class File {
/**
* Marks this file as a read only or not
* @param readOnly a flag denotes <tt>true</tt> for read only or
* <tt>false</tt> for re-writeable
*
* @param readOnly a flag denotes <tt>true</tt> for read only or <tt>false</tt> for re-writeable
*/
public void setReadOnly(boolean readOnly) {
attribute.setReadOnly(readOnly);
......@@ -349,6 +374,7 @@ public class File {
/**
* Checks whether this file is a read only or not
*
* @return <tt>true</tt> if it is a read only or <tt>false</tt> otherwise
*/
public boolean isReadOnly() {
......@@ -356,9 +382,9 @@ public class File {
}
/**
* Sets the current transaction time (in second) of this file.
* This transaction time can be related to the operation of adding /
* deleting / getting this file on a resource's storage.
* Sets the current transaction time (in second) of this file. This transaction time can be
* related to the operation of adding / deleting / getting this file on a resource's storage.
*
* @param time the transaction time (in second)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
* @see gridsim.datagrid.storage.Storage#addFile(File)
......@@ -381,6 +407,7 @@ public class File {
/**
* Gets the last transaction time of this file (in second).
*
* @return the transaction time (in second)
*/
public double getTransactionTime() {
......@@ -388,4 +415,3 @@ public class File {
}
}
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/FileAttribute.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -13,8 +13,7 @@ import java.util.Date;
import org.cloudbus.cloudsim.core.CloudSim;
/**
* A class for storing related information regarding to a
* {@link gridsim.datagrid.File} entity.
* A class for storing related information regarding to a {@link gridsim.datagrid.File} entity.
*
* @author Uros Cibej
* @author Anthony Sulistio
......@@ -23,41 +22,48 @@ import org.cloudbus.cloudsim.core.CloudSim;
public class FileAttribute {
private String name; // logical file name
private String ownerName; // owner name of this file
private int id; // file ID given by a Replica Catalogue
private int type; // file type, e.g. raw, reconstructed, etc
private int size; // file size in byte
private int checksum; // check sum
private double lastUpdateTime; // last updated time (sec) - relative
private long creationTime; // creation time (ms) - abosulte/relative
private double cost; // price of this file
private boolean masterCopy; // false if it is a replica
private boolean readOnly; // false if it can be rewritten
private int resourceId; // resource ID storing this file
private int resourceId; // resource ID storing this file
/**
* Allocates a new FileAttribute class.
*
* @param fileName file name
* @param fileSize size of this file (in bytes)
* @throws ParameterException This happens when one of the following
* scenarios occur:
* @throws ParameterException This happens when one of the following scenarios occur:
* <ul>
* <li> the file name is empty or <tt>null</tt>
* <li> the file size is zero or negative numbers
* <li>the file name is empty or <tt>null</tt>
* <li>the file size is zero or negative numbers
* </ul>
*/
public FileAttribute(String fileName, int fileSize)
throws ParameterException {
public FileAttribute(String fileName, int fileSize) throws ParameterException {
// check for errors in the input
if (fileName == null || fileName.length() == 0) {
throw new ParameterException(
"FileAttribute(): Error - invalid file name.");
throw new ParameterException("FileAttribute(): Error - invalid file name.");
}
if (fileSize <= 0) {
throw new ParameterException(
"FileAttribute(): Error - size <= 0.");
throw new ParameterException("FileAttribute(): Error - size <= 0.");
}
size = fileSize;
......@@ -84,9 +90,9 @@ public class FileAttribute {
/**
* Copy the values of this object into another FileAttribute class
*
* @param attr a FileAttribute object (the destination)
* @return <tt>true</tt> if the copy operation is successful,
* <tt>false</tt> otherwise
* @return <tt>true</tt> if the copy operation is successful, <tt>false</tt> otherwise
*/
public boolean copyValue(FileAttribute attr) {
if (attr == null) {
......@@ -111,6 +117,7 @@ public class FileAttribute {
/**
* Sets the file creation time (in millisecond)
*
* @param creationTime the file creation time (in millisecond)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -125,6 +132,7 @@ public class FileAttribute {
/**
* Gets the file creation time (in millisecond)
*
* @return the file creation time (in millisecond)
*/
public long getCreationTime() {
......@@ -133,6 +141,7 @@ public class FileAttribute {
/**
* Sets the resource ID that stores this file
*
* @param resourceID a resource ID
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -141,12 +150,13 @@ public class FileAttribute {
return false;
}
this.resourceId = resourceID;
resourceId = resourceID;
return true;
}
/**
* Gets the resource ID that stores this file
*
* @return the resource ID
*/
public int getResourceID() {
......@@ -155,6 +165,7 @@ public class FileAttribute {
/**
* Sets the owner name of this file
*
* @param name the owner name
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -163,12 +174,13 @@ public class FileAttribute {
return false;
}
this.ownerName = name;
ownerName = name;
return true;
}
/**
* Gets the owner name of this file
*
* @return the owner name or <tt>null</tt> if empty
*/
public String getOwnerName() {
......@@ -177,8 +189,9 @@ public class FileAttribute {
/**
* Gets the size of this object (in byte).<br>
* NOTE: This object size is NOT the actual file size. Moreover,
* this size is used for transferring this object over a network.
* NOTE: This object size is NOT the actual file size. Moreover, this size is used for
* transferring this object over a network.
*
* @return the object size (in byte)
*/
public int getAttributeSize() {
......@@ -196,6 +209,7 @@ public class FileAttribute {
/**
* Sets the file size (in MBytes)
*
* @param fileSize the file size (in MBytes)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -204,12 +218,13 @@ public class FileAttribute {
return false;
}
this.size = fileSize;
size = fileSize;
return true;
}
/**
* Gets the file size (in MBytes)
*
* @return the file size (in MBytes)
*/
public int getFileSize() {
......@@ -218,17 +233,19 @@ public class FileAttribute {
/**
* Gets the file size (in bytes)
*
* @return the file size (in bytes)
*/
public int getFileSizeInByte() {
return size * 1000000; // 1e6
//return size * 1048576; // 1e6 - more accurate
// return size * 1048576; // 1e6 - more accurate
}
/**
* Sets the last update time of this file (in seconds)<br>
* NOTE: This time is relative to the start time. Preferably use
* {@link gridsim.CloudSim#clock()} method.
*
* @param time the last update time (in seconds)
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -243,6 +260,7 @@ public class FileAttribute {
/**
* Gets the last update time (in seconds)
*
* @return the last update time (in seconds)
*/
public double getLastUpdateTime() {
......@@ -251,6 +269,7 @@ public class FileAttribute {
/**
* Sets the file registration ID (published by a Replica Catalogue entity)
*
* @param id registration ID
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -265,6 +284,7 @@ public class FileAttribute {
/**
* Gets the file registration ID
*
* @return registration ID
*/
public int getRegistrationID() {
......@@ -273,6 +293,7 @@ public class FileAttribute {
/**
* Sets the file type (e.g. raw, tag, etc)
*
* @param type a file type
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -287,6 +308,7 @@ public class FileAttribute {
/**
* Gets this file type
*
* @return file type
*/
public int getType() {
......@@ -295,6 +317,7 @@ public class FileAttribute {
/**
* Sets the checksum of this file
*
* @param checksum the checksum of this file
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -309,6 +332,7 @@ public class FileAttribute {
/**
* Gets the file checksum
*
* @return file checksum
*/
public int getChecksum() {
......@@ -317,6 +341,7 @@ public class FileAttribute {
/**
* Sets the cost associated with this file
*
* @param cost cost of this file
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
......@@ -331,6 +356,7 @@ public class FileAttribute {
/**
* Gets the cost associated with this file
*
* @return the cost of this file
*/
public double getCost() {
......@@ -339,6 +365,7 @@ public class FileAttribute {
/**
* Checks if this file already registered to a Replica Catalogue
*
* @return <tt>true</tt> if it is registered, <tt>false</tt> otherwise
*/
public boolean isRegistered() {
......@@ -352,8 +379,9 @@ public class FileAttribute {
/**
* Marks this file as a master copy or replica
* @param masterCopy a flag denotes <tt>true</tt> for master copy or
* <tt>false</tt> for a replica
*
* @param masterCopy a flag denotes <tt>true</tt> for master copy or <tt>false</tt> for a
* replica
*/
public void setMasterCopy(boolean masterCopy) {
this.masterCopy = masterCopy;
......@@ -361,6 +389,7 @@ public class FileAttribute {
/**
* Checks whether this file is a master copy or replica
*
* @return <tt>true</tt> if it is a master copy or <tt>false</tt> otherwise
*/
public boolean isMasterCopy() {
......@@ -369,8 +398,8 @@ public class FileAttribute {
/**
* Marks this file as a read only or not
* @param readOnly a flag denotes <tt>true</tt> for read only or
* <tt>false</tt> for re-writeable
*
* @param readOnly a flag denotes <tt>true</tt> for read only or <tt>false</tt> for re-writeable
*/
public void setReadOnly(boolean readOnly) {
this.readOnly = readOnly;
......@@ -378,6 +407,7 @@ public class FileAttribute {
/**
* Checks whether this file is a read only or not
*
* @return <tt>true</tt> if it is a read only or <tt>false</tt> otherwise
*/
public boolean isReadOnly() {
......@@ -386,6 +416,7 @@ public class FileAttribute {
/**
* Sets the file name
*
* @param name the file name
*/
public void setName(String name) {
......@@ -394,6 +425,7 @@ public class FileAttribute {
/**
* Returns the file name
*
* @return the file name
*/
public String getName() {
......@@ -401,5 +433,3 @@ public class FileAttribute {
}
}
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/Host.java
View file @ 225d6749
......@@ -2,7 +2,7 @@
* Title: CloudSim Toolkit Description: CloudSim (Cloud Simulation) Toolkit for Modeling and
* Simulation of Clouds Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -18,9 +18,7 @@ import org.cloudbus.cloudsim.provisioners.RamProvisioner;
/**
* Host executes actions related to management of virtual machines (e.g., creation and destruction).
* A host has a defined policy for provisioning memory and bw, as well as an allocation policy for
* Pe's to virtual machines.
*
* A host is associated to a datacenter. It can host virtual machines.
* Pe's to virtual machines. A host is associated to a datacenter. It can host virtual machines.
*
* @author Rodrigo N. Calheiros
* @author Anton Beloglazov
......@@ -89,10 +87,8 @@ public class Host {
* Requests updating of processing of cloudlets in the VMs running in this host.
*
* @param currentTime the current time
*
* @return expected time of completion of the next cloudlet in all VMs in this host.
* Double.MAX_VALUE if there is no future events expected in this host
*
* @pre currentTime >= 0.0
* @post $none
*/
......@@ -187,7 +183,6 @@ public class Host {
* Checks if is suitable for vm.
*
* @param vm the vm
*
* @return true, if is suitable for vm
*/
public boolean isSuitableForVm(Vm vm) {
......@@ -201,9 +196,7 @@ public class Host {
* Allocates PEs and memory to a new VM in the Host.
*
* @param vm Vm being started
*
* @return $true if the VM could be started in the host; $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -245,7 +238,6 @@ public class Host {
* Destroys a VM running in the host.
*
* @param vm the VM
*
* @pre $none
* @post $none
*/
......@@ -286,7 +278,6 @@ public class Host {
/**
* Deallocate all hostList for the VM.
*
*/
protected void vmDeallocateAll() {
getRamProvisioner().deallocateRamForAllVms();
......@@ -299,9 +290,7 @@ public class Host {
*
* @param vmId the vm id
* @param userId ID of VM's owner
*
* @return the virtual machine object, $null if not found
*
* @pre $none
* @post $none
*/
......@@ -346,9 +335,7 @@ public class Host {
*
* @param vm the vm
* @param mipsShare the mips share
*
* @return $true if this policy allows a new VM in the host, $false otherwise
*
* @pre $none
* @post $none
*/
......@@ -360,7 +347,6 @@ public class Host {
* Releases PEs allocated to a VM.
*
* @param vm the vm
*
* @pre $none
* @post $none
*/
......@@ -372,9 +358,7 @@ public class Host {
* Returns the MIPS share of each Pe that is allocated to a given VM.
*
* @param vm the vm
*
* @return an array containing the amount of MIPS of each pe that is available to the VM
*
* @pre $none
* @post $none
*/
......@@ -386,7 +370,6 @@ public class Host {
* Gets the total allocated MIPS for a VM over all the PEs.
*
* @param vm the vm
*
* @return the allocated mips for vm
*/
public double getTotalAllocatedMipsForVm(Vm vm) {
......@@ -415,7 +398,6 @@ public class Host {
* Gets the machine bw.
*
* @return the machine bw
*
* @pre $none
* @post $result > 0
*/
......@@ -427,7 +409,6 @@ public class Host {
* Gets the machine memory.
*
* @return the machine memory
*
* @pre $none
* @post $result > 0
*/
......@@ -439,7 +420,6 @@ public class Host {
* Gets the machine storage.
*
* @return the machine storage
*
* @pre $none
* @post $result >= 0
*/
......@@ -576,7 +556,6 @@ public class Host {
*
* @param resName the name of the resource
* @param failed the failed
*
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
public boolean setFailed(String resName, boolean failed) {
......@@ -590,7 +569,6 @@ public class Host {
* Sets the PEs of this machine to a FAILED status.
*
* @param failed the failed
*
* @return <tt>true</tt> if successful, <tt>false</tt> otherwise
*/
public boolean setFailed(boolean failed) {
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/HostDynamicWorkload.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -18,7 +18,7 @@ import org.cloudbus.cloudsim.provisioners.BwProvisioner;
import org.cloudbus.cloudsim.provisioners.RamProvisioner;
/**
* The Class HostDynamicWorkload.
* The class of a host supporting dynamic workloads and performance degradation.
*
* @author Anton Beloglazov
* @since CloudSim Toolkit 2.0
......@@ -56,7 +56,8 @@ public class HostDynamicWorkload extends Host {
setPreviousUtilizationMips(0);
}
/* (non-Javadoc)
/*
* (non-Javadoc)
* @see cloudsim.Host#updateVmsProcessing(double)
*/
@Override
......@@ -76,36 +77,51 @@ public class HostDynamicWorkload extends Host {
for (Vm vm : getVmList()) {
double totalRequestedMips = vm.getCurrentRequestedTotalMips();
// if (totalRequestedMips == 0) {
// Log.printLine("VM #" + vm.getId() + " has completed its execution and destroyed");
// continue;
// }
double totalAllocatedMips = getVmScheduler().getTotalAllocatedMipsForVm(vm);
if (!Log.isDisabled()) {
Log.formatLine("%.2f: [Host #" + getId() + "] Total allocated MIPS for VM #" + vm.getId() + " (Host #" + vm.getHost().getId() + ") is %.2f, was requested %.2f out of total %.2f (%.2f%%)", CloudSim.clock(), totalAllocatedMips, totalRequestedMips, vm.getMips(), totalRequestedMips / vm.getMips() * 100);
Log.formatLine(
"%.2f: [Host #" + getId() + "] Total allocated MIPS for VM #" + vm.getId()
+ " (Host #" + vm.getHost().getId()
+ ") is %.2f, was requested %.2f out of total %.2f (%.2f%%)",
CloudSim.clock(),
totalAllocatedMips,
totalRequestedMips,
vm.getMips(),
totalRequestedMips / vm.getMips() * 100);
List<Pe> pes = getVmScheduler().getPesAllocatedForVM(vm);
StringBuilder pesString = new StringBuilder();
for (Pe pe : pes) {
pesString.append(String.format(" PE #" + pe.getId() + ": %.2f.", pe.getPeProvisioner().getTotalAllocatedMipsForVm(vm)));
pesString.append(String.format(" PE #" + pe.getId() + ": %.2f.", pe.getPeProvisioner()
.getTotalAllocatedMipsForVm(vm)));
}
Log.formatLine("%.2f: [Host #" + getId() + "] MIPS for VM #" + vm.getId() + " by PEs (" + getNumberOfPes() + " * " + getVmScheduler().getPeCapacity() + ")." + pesString, CloudSim.clock());
Log.formatLine(
"%.2f: [Host #" + getId() + "] MIPS for VM #" + vm.getId() + " by PEs ("
+ getNumberOfPes() + " * " + getVmScheduler().getPeCapacity() + ")."
+ pesString,
CloudSim.clock());
}
if (getVmsMigratingIn().contains(vm)) {
Log.formatLine("%.2f: [Host #" + getId() + "] VM #" + vm.getId() + " is being migrated to Host #" + getId(), CloudSim.clock());
Log.formatLine("%.2f: [Host #" + getId() + "] VM #" + vm.getId()
+ " is being migrated to Host #" + getId(), CloudSim.clock());
} else {
if (totalAllocatedMips + 0.1 < totalRequestedMips) {
Log.formatLine("%.2f: [Host #" + getId() + "] Under allocated MIPS for VM #" + vm.getId() + ": %.2f", CloudSim.clock(), totalRequestedMips - totalAllocatedMips);
Log.formatLine("%.2f: [Host #" + getId() + "] Under allocated MIPS for VM #" + vm.getId()
+ ": %.2f", CloudSim.clock(), totalRequestedMips - totalAllocatedMips);
}
vm.addStateHistoryEntry(currentTime, totalAllocatedMips, totalRequestedMips, (vm.isInMigration() && !getVmsMigratingIn().contains(vm)));
vm.addStateHistoryEntry(
currentTime,
totalAllocatedMips,
totalRequestedMips,
(vm.isInMigration() && !getVmsMigratingIn().contains(vm)));
if (vm.isInMigration()) {
Log.formatLine("%.2f: [Host #" + getId() + "] VM #" + vm.getId() + " is in migration", CloudSim.clock());
Log.formatLine(
"%.2f: [Host #" + getId() + "] VM #" + vm.getId() + " is in migration",
CloudSim.clock());
totalAllocatedMips /= 0.9; // performance degradation due to migration - 10%
}
}
......@@ -114,7 +130,11 @@ public class HostDynamicWorkload extends Host {
hostTotalRequestedMips += totalRequestedMips;
}
addStateHistoryEntry(currentTime, getUtilizationMips(), hostTotalRequestedMips, (getUtilizationMips() > 0));
addStateHistoryEntry(
currentTime,
getUtilizationMips(),
hostTotalRequestedMips,
(getUtilizationMips() > 0));
return smallerTime;
}
......@@ -147,11 +167,9 @@ public class HostDynamicWorkload extends Host {
}
/**
* Gets the max utilization among by all PEs
* allocated to the VM.
* Gets the max utilization among by all PEs allocated to the VM.
*
* @param vm the vm
*
* @return the utilization
*/
public double getMaxUtilizationAmongVmsPes(Vm vm) {
......@@ -264,8 +282,15 @@ public class HostDynamicWorkload extends Host {
* @param requestedMips the requested mips
* @param isActive the is active
*/
public void addStateHistoryEntry(double time, double allocatedMips, double requestedMips, boolean isActive) {
HostStateHistoryEntry newState = new HostStateHistoryEntry(time, allocatedMips, requestedMips, isActive);
public
void
addStateHistoryEntry(double time, double allocatedMips, double requestedMips, boolean isActive) {
HostStateHistoryEntry newState = new HostStateHistoryEntry(
time,
allocatedMips,
requestedMips,
isActive);
if (!getStateHistory().isEmpty()) {
HostStateHistoryEntry previousState = getStateHistory().get(getStateHistory().size() - 1);
if (previousState.getTime() == time) {
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/Log.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
......@@ -12,9 +12,8 @@ import java.io.IOException;
import java.io.OutputStream;
/**
* The Log class used for performing loggin of the simulation process.
* It provides the ability to substitute the output stream by any
* OutputStream subclass.
* The Log class used for performing loggin of the simulation process. It provides the ability to
* substitute the output stream by any OutputStream subclass.
*
* @author Anton Beloglazov
* @since CloudSim Toolkit 2.0
......@@ -93,7 +92,7 @@ public class Log {
* @param format the format
* @param args the args
*/
public static void format(String format, Object... args ) {
public static void format(String format, Object... args) {
if (!isDisabled()) {
print(String.format(format, args));
}
......@@ -105,7 +104,7 @@ public class Log {
* @param format the format
* @param args the args
*/
public static void formatLine(String format, Object... args ) {
public static void formatLine(String format, Object... args) {
if (!isDisabled()) {
printLine(String.format(format, args));
}
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/Packet.java
View file @ 225d6749
/*
* ** Network and Service Differentiation Extensions to CloudSim 3.0 **
*
* Gokul Poduval & Chen-Khong Tham
* Computer Communication Networks (CCN) Lab
* Dept of Electrical & Computer Engineering
......@@ -24,8 +22,10 @@ package org.cloudbus.cloudsim;
* @since CloudSim Toolkit 1.0
*/
public interface Packet {
/**
* Returns a string describing this packet in detail.
*
* @return description of this packet
* @pre $none
* @post $none
......@@ -35,6 +35,7 @@ public interface Packet {
/**
* Returns the size of this packet
*
* @return size of the packet
* @pre $none
* @post $none
......@@ -43,6 +44,7 @@ public interface Packet {
/**
* Sets the size of this packet
*
* @param size size of the packet
* @return <tt>true</tt> if it is successful, <tt>false</tt> otherwise
* @pre size >= 0
......@@ -52,6 +54,7 @@ public interface Packet {
/**
* Returns the destination id of this packet.
*
* @return destination id
* @pre $none
* @post $none
......@@ -60,6 +63,7 @@ public interface Packet {
/**
* Returns the ID of this packet
*
* @return packet ID
* @pre $none
* @post $none
......@@ -68,6 +72,7 @@ public interface Packet {
/**
* Returns the ID of the source of this packet.
*
* @return source id
* @pre $none
* @post $none
......@@ -76,6 +81,7 @@ public interface Packet {
/**
* Gets the network service type of this packet
*
* @return the network service type
* @pre $none
* @post $none
......@@ -85,8 +91,9 @@ public interface Packet {
/**
* Sets the network service type of this packet.
* <p>
* By default, the service type is 0 (zero). It is depends on the packet
* scheduler to determine the priority of this service level.
* By default, the service type is 0 (zero). It is depends on the packet scheduler to determine
* the priority of this service level.
*
* @param serviceType this packet's service type
* @pre serviceType >= 0
* @post $none
......@@ -95,6 +102,7 @@ public interface Packet {
/**
* Gets an entity ID from the last hop that this packet has traversed.
*
* @return an entity ID
* @pre $none
* @post $none
......@@ -103,6 +111,7 @@ public interface Packet {
/**
* Sets an entity ID from the last hop that this packet has traversed.
*
* @param last an entity ID from the last hop
* @pre last > 0
* @post $none
......@@ -111,6 +120,7 @@ public interface Packet {
/**
* Gets this packet tag
*
* @return this packet tag
* @pre $none
* @post $none
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/ParameterException.java
View file @ 225d6749
......@@ -17,8 +17,7 @@
package org.cloudbus.cloudsim;
/**
* This exception is to report bad or invalid parameters given during
* constructor.
* This exception is to report bad or invalid parameters given during constructor.
*
* @author Gokul Poduval
* @author Chen-Khong Tham, National University of Singapore
......@@ -47,7 +46,6 @@ public class ParameterException extends Exception {
* Creates a new ParameterException object.
*
* @param message an error message
*
* @pre $none
* @post $none
*/
......@@ -60,7 +58,6 @@ public class ParameterException extends Exception {
* Returns an error message of this object.
*
* @return an error message
*
* @pre $none
* @post $none
*/
......@@ -70,4 +67,3 @@ public class ParameterException extends Exception {
}
}
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/UtilizationModel.java
View file @ 225d6749
......@@ -3,14 +3,14 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
/**
* The UtilizationModel interface needs to be implemented in order to
* provide a fine-grained control over resource usage by a Cloudlet.
* The UtilizationModel interface needs to be implemented in order to provide a fine-grained control
* over resource usage by a Cloudlet.
*
* @author Anton Beloglazov
* @since CloudSim Toolkit 2.0
......@@ -21,7 +21,6 @@ public interface UtilizationModel {
* Returns utilization in percents according to the time.
*
* @param time the time
*
* @return utilization percentage
*/
double getUtilization(double time);
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/UtilizationModelFull.java
View file @ 225d6749
......@@ -3,21 +3,22 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim;
/**
* The UtilizationModelFull class is a simple model, according to which
* a Cloudlet always utilize all the available CPU capacity.
* The UtilizationModelFull class is a simple model, according to which a Cloudlet always utilize
* all the available CPU capacity.
*
* @author Anton Beloglazov
* @since CloudSim Toolkit 2.0
*/
public class UtilizationModelFull implements UtilizationModel {
/* (non-Javadoc)
/*
* (non-Javadoc)
* @see cloudsim.power.UtilizationModel#getUtilization(double)
*/
@Override
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/distributions/ContinuousDistribution.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim.distributions;
......@@ -18,6 +18,7 @@ public interface ContinuousDistribution {
/**
* Sample the random number generator.
*
* @return The sample
*/
double sample();
......
modules/cloudsim/src/main/java/org/cloudbus/cloudsim/network/GraphReaderIF.java
View file @ 225d6749
......@@ -3,7 +3,7 @@
* Description: CloudSim (Cloud Simulation) Toolkit for Modeling and Simulation of Clouds
* Licence: GPL - http://www.gnu.org/copyleft/gpl.html
*
* Copyright (c) 2009-2010, The University of Melbourne, Australia
* Copyright (c) 2009-2012, The University of Melbourne, Australia
*/
package org.cloudbus.cloudsim.network;
......
modules/pom.xml
View file @ 225d6749
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pom.xml
View file @ 225d6749
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