net.onrc.openvirtex.elements.link

Class Link<T1 extends Port,T2 extends Switch>

java.lang.Object

net.onrc.openvirtex.elements.link.Link<T1,T2>

Type Parameters:

T1 - Port

T2 - Switch

All Implemented Interfaces:

Persistable

Direct Known Subclasses:

OVXLink, PhysicalLink, SwitchRoute

public abstract class Link<T1 extends Port,T2 extends Switch>
extends Object
implements Persistable

This class represents a network link, defined by a source and destination port.

Field Summary

Fields

Modifier and Type	Field and Description
static String	DB_KEY Database keyword for links.
protected T1	dstPort
protected T1	srcPort

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	Link(T1 srcPort, T1 dstPort) Instantiates a new link.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object obj)
Map<String,Object>	getDBIndex()
String	getDBKey()
String	getDBName()
Map<String,Object>	getDBObject()
T1	getDstPort() Gets the destination port instance.
T2	getDstSwitch() Gets the destination switch of the link.
Integer	getMetric() Compute the link metric based on the link nominal throughput, like OSPF Formula is => metric = refBandwidth / linkThroughput, where refBandwidth is 100Gbps.
T1	getSrcPort() Gets the source port instance.
T2	getSrcSwitch() Gets the source switch of the link.
int	hashCode()
String	toString()
abstract void	unregister() Removes mappings and dependencies related to this link.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

DB_KEY

public static final String DB_KEY

Database keyword for links.

See Also:

Constant Field Values

srcPort

protected T1 extends Port srcPort

dstPort

protected T1 extends Port dstPort

Constructor Detail

Link

protected Link(T1 srcPort,
    T1 dstPort)

Instantiates a new link.

Parameters:

srcPort - the source port instance

dstPort - the destination port instance

Method Detail

getSrcPort

public T1 getSrcPort()

Gets the source port instance.

Returns:

the source port

getDstPort

public T1 getDstPort()

Gets the destination port instance.

Returns:

the destination port

getSrcSwitch

public T2 getSrcSwitch()

Gets the source switch of the link.

Returns:

the source switch

getDstSwitch

public T2 getDstSwitch()

Gets the destination switch of the link.

Returns:

the destination switch

toString

public String toString()

Overrides:

toString in class Object

unregister

public abstract void unregister()

Removes mappings and dependencies related to this link.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

getMetric

public Integer getMetric()

Compute the link metric based on the link nominal throughput, like OSPF Formula is => metric = refBandwidth / linkThroughput, where refBandwidth is 100Gbps. If the ports exposes different throughputs, trigger a warning and assume a metric of 1000 (100Mbps)

Returns:

the link metric

getDBIndex

public Map<String,Object> getDBIndex()

Specified by:

getDBIndex in interface Persistable

getDBKey

public String getDBKey()

Specified by:

getDBKey in interface Persistable

getDBName

public String getDBName()

Specified by:

getDBName in interface Persistable

getDBObject

public Map<String,Object> getDBObject()

Specified by:

getDBObject in interface Persistable