Java NetworkEntity类代码示例

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@SuppressWarnings("unchecked")
static LinkedList<NetworkEntity<AbstractDemand>> getMappedVirtualEntities(Collection<? extends NetworkEntity<AbstractResource>> entities) {
	LinkedList<NetworkEntity<AbstractDemand>> result = new LinkedList<NetworkEntity<AbstractDemand>>();
	
	for (NetworkEntity<AbstractResource> e : entities) {
		for (AbstractResource res : e.get()) {
			for (Mapping m : res.getMappings()) {
				if (m.getDemand().getOwner() != null) {
					NetworkEntity<AbstractDemand> owner = (NetworkEntity<AbstractDemand>) m.getDemand().getOwner();
					if (!result.contains(owner)) {
						result.add(owner);
					}
				}
			}
		}
	}
	
	return result;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
public static void main(String[] args) {
	FreeSlotsResource r = new FreeSlotsResource("net", 2, null);
	
	FreeSlotsDemand d1 = new FreeSlotsDemand("net", "FW1", null, new LinkedList<NetworkEntity<AbstractResource>>());
	FreeSlotsDemand d2 = new FreeSlotsDemand("net", "FW2", null, new LinkedList<NetworkEntity<AbstractResource>>());
	FreeSlotsDemand d3 = new FreeSlotsDemand("net", "FW3", null, new LinkedList<NetworkEntity<AbstractResource>>());
	FreeSlotsDemand d4 = new FreeSlotsDemand("net", "FW4", null, new LinkedList<NetworkEntity<AbstractResource>>());
	
	System.out.println(d1.occupy(r));
	System.out.println(r);
	System.out.println(d2.occupy(r));
	System.out.println(r);
	System.out.println(d3.occupy(r));
	System.out.println(r);
	System.out.println(d4.occupy(r));
	System.out.println(r);
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	PhysicalProvidedSecurity clone;
	
	if(owner.getClass().getSimpleName().contains("Node"))
		clone = new PhysicalProvidedSecurity((Node<? extends AbstractConstraint>)owner, this.getName());
	else if(owner.getClass().getSimpleName().contains("Link"))
		clone = new PhysicalProvidedSecurity((Link<? extends AbstractConstraint>)owner, this.getName());
	else
		throw new Error("The class: "+owner.getClass()+" is invalid for "+this.getClass().getSimpleName());
	
	clone.level = level;
	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
public static void assign(NetworkEntity<AbstractResource> sl, UpdateEntry e) {

		for (AbstractResource r : sl) {
			if (r.accepts(e.demand) && r.fulfills(e.demand) && e.demand.occupy(r)) {
				return;
			}
//			if (r instanceof CpuResource) {
//				CpuResource re = ((CpuResource) r);
//				re.setOccupiedCycles(re.getOccupiedCycles() + e.cpu);
//			}
//			if (r instanceof BandwidthResource) {
//				BandwidthResource re = ((BandwidthResource) r);
//				re.setOccupiedBandwidth(re.getOccupiedBandwidth() + e.bw);
//			}
		}
	}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
/**
 * This method returns the requested virtual Cluster/Link demand Resource defined by the class
 * @param sname Name of the Link/Node
 * @return NetworkEntity<AbstractDemand>
 */
public static NetworkEntity<AbstractDemand> findVirtualEntity(String vname,
		VirtualNetwork vNet) {
	for (VirtualNode sn : vNet.getVertices()) {
		if (sn.getName().equals(vname)) {
			return sn;
		}
	}

	for (VirtualLink sl : vNet.getEdges()) {
		if (sl.getName().equals(vname)) {
			return sl;
		}
	}

	return null;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
/**
 * 
 * @param demands
 *            set of demands
 * @param e
 *            Network Entity (Node or link)
 * @return boolean value indicating if the set of demands can be fulfilled
 *         by the network entity e.
 */
public static boolean fulfills(
		Collection<? extends AbstractDemand> demands,
		NetworkEntity<? extends AbstractResource> e) {

	if (demands != null) {
		for (AbstractDemand dem : demands) {
			boolean found = false;
			for (AbstractResource res : e) {
				if (res.accepts(dem) && res.fulfills(dem)) {
					found = true;
					break;
				}
			}
			if (!found) {
				return false;
			}
		}
	}

	return true;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
public static int getStressLevel(NetworkEntity<? extends AbstractResource> e) {
	List<NetworkEntity<?>> vEntities = new LinkedList<NetworkEntity<?>>();
	
	for (AbstractResource r : e.get()) {
		for (vnreal.mapping.Mapping m : r.getMappings()) {
			AbstractDemand d = m.getDemand();

			if (!(d instanceof HiddenHopEnergyDemand)) {

				NetworkEntity<?> owner = d.getOwner();

				if (!vEntities.contains(owner)) {
					vEntities.add(owner);
				}

			}
		}
	}
	
	return vEntities.size();
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
public static NetworkEntity<? extends AbstractResource> getSubstrateEntityForId(long id, SubstrateNetwork sNet) {
	for (SubstrateNode sn : sNet.getVertices()) {
		if (sn.getId() == id) {
			return sn;
		}
	}
	
	for(SubstrateLink sl : sNet.getEdges()) {
		if (sl.getId() == id) {
			return sl;
		}
	}
	throw new AssertionError("No Substrate node found with id " + id + ".");
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public double calculate(NetworkStack stack) {
	SubstrateNetwork sNet = stack.getSubstrate();
	
	LinkedList<NetworkEntity<AbstractDemand>> vNodes = getMappedVirtualEntities(sNet.getVertices());
	LinkedList<NetworkEntity<AbstractDemand>> vLinks = getMappedVirtualEntities(sNet.getEdges());
	
	return calculateVnetRevenue(vNodes, vLinks);
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	StaticEnergyResource clone = new StaticEnergyResource(
			(Node<? extends AbstractConstraint>) owner, consumption, this.getName());
	clone.usedBy = usedBy;

	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	IdResource clone = new IdResource(
			(Node<? extends AbstractConstraint>) owner, sNetwork, this.getName());
	clone.id = id;

	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	CommonResource clone = new CommonResource((NetworkEntity<? extends AbstractConstraint>) owner, this.getName());
	clone.capacity = capacity;
	
	if (setOccupied)
		clone.occupiedCapacity = occupiedCapacity;

	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	FreeSlotsResource clone = new FreeSlotsResource(this.label, this.slots, (Node<? extends AbstractConstraint>) owner, this.getName());

	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {

	PowerResource clone = new PowerResource(
			(Node<? extends AbstractConstraint>) owner, this.getName());
	clone.usedBy = usedBy;

	return clone;
}
 

import vnreal.network.NetworkEntity; //导入依赖的package包/类
@SuppressWarnings("unchecked")
@Override
public AbstractResource getCopy(
		NetworkEntity<? extends AbstractConstraint> owner, boolean setOccupied) {
	if(owner.getClass().getSimpleName().contains("Node"))
		return new NullResource((Node<? extends AbstractResource>)owner, this.getName());
	else if(owner.getClass().getSimpleName().contains("Link"))
		return new NullResource((Link<? extends AbstractResource>)owner, this.getName());
	throw new Error("The class: "+owner.getClass()+" is invalid for NullResource");
}