org.onosproject.ospf.controller.lsdb

Class OspfLsdbImpl

java.lang.Object

org.onosproject.ospf.controller.lsdb.OspfLsdbImpl

All Implemented Interfaces:

org.onosproject.ospf.controller.OspfLsdb

public class OspfLsdbImpl
extends Object
implements org.onosproject.ospf.controller.OspfLsdb

Represents the Link State Database.

Constructor Summary

Constructors

Constructor and Description
OspfLsdbImpl(org.onosproject.ospf.controller.OspfArea ospfArea) Creates an instance of OSPF LSDB.

Method Summary

Modifier and Type	Method and Description
boolean	addLsa(org.onosproject.ospf.protocol.lsa.LsaHeader newLsa, boolean isSelfOriginated, org.onosproject.ospf.controller.OspfInterface ospfInterface) Installs a new self-originated LSA if possible.
void	addLsaToMaxAgeBin(String key, Object wrapper) Adds the LSA to maxAge bin.
void	deleteLsa(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader) Deletes the given LSA.
boolean	equals(Object o)
org.onosproject.ospf.controller.LsaWrapper	findLsa(int lsType, String lsaKey) Finds the LSA from appropriate maps.
List	getAllLsaHeaders(boolean excludeMaxAgeLsa, boolean isOpaqueCapable) Returns all LSA Headers (Router and Summary) in a Vector.
String	getLsaKey(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader) Gets the LSDB LSA key from Lsa Header.
long	getLsSequenceNumber(org.onosproject.ospf.controller.OspfLsaType lsaType) Gets the sequence number.
int	hashCode()
void	initializeDb() Initializes the link state database.
String	isNewerOrSameLsa(org.onosproject.ospf.protocol.lsa.LsaHeader lsa1, org.onosproject.ospf.protocol.lsa.LsaHeader lsa2) RFC 2328 - Section 13.1.
org.onosproject.ospf.controller.LsaWrapper	lsaLookup(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader) Gets wrapper instance in LSDB.
void	removeLsaFromBin(Object lsaWrapper) Removes LSA from Bin.
void	setNetworkLsaSeqNo(long networkLsaSeqNo) Sets sequence number.
void	setRouterLsaSeqNo(long routerLsaSeqNo) Sets sequence number.

Methods inherited from class java.lang.Object

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

Constructor Detail

OspfLsdbImpl

public OspfLsdbImpl(org.onosproject.ospf.controller.OspfArea ospfArea)

Creates an instance of OSPF LSDB.

Parameters:

ospfArea - area instance

Method Detail

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

initializeDb

public void initializeDb()

Initializes the link state database.

Specified by:

initializeDb in interface org.onosproject.ospf.controller.OspfLsdb

getAllLsaHeaders

public List getAllLsaHeaders(boolean excludeMaxAgeLsa,
                             boolean isOpaqueCapable)

Returns all LSA Headers (Router and Summary) in a Vector.

Specified by:

getAllLsaHeaders in interface org.onosproject.ospf.controller.OspfLsdb

Parameters:

excludeMaxAgeLsa - exclude the max age LSAs

isOpaqueCapable - is opaque capable or not

Returns:

List of LSA headers

getLsaKey

public String getLsaKey(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader)

Gets the LSDB LSA key from Lsa Header.

Parameters:

lsaHeader - LSA header instance

Returns:

key

lsaLookup

public org.onosproject.ospf.controller.LsaWrapper lsaLookup(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader)

Gets wrapper instance in LSDB.

Parameters:

lsaHeader - LSA header instance.

Returns:

LSA Wrapper instance.

findLsa

public org.onosproject.ospf.controller.LsaWrapper findLsa(int lsType,
                                                          String lsaKey)

Finds the LSA from appropriate maps.

Specified by:

findLsa in interface org.onosproject.ospf.controller.OspfLsdb

Parameters:

lsType - type of LSA

lsaKey - key

Returns:

LSA wrapper object

addLsa

public boolean addLsa(org.onosproject.ospf.protocol.lsa.LsaHeader newLsa,
                      boolean isSelfOriginated,
                      org.onosproject.ospf.controller.OspfInterface ospfInterface)

Installs a new self-originated LSA if possible. Return true if installing was successful else false.

Parameters:

newLsa - LSA header instance

isSelfOriginated - is self originated or not

ospfInterface - OSPF interface instance

Returns:

true if successfully added

addLsaToMaxAgeBin

public void addLsaToMaxAgeBin(String key,
                              Object wrapper)

Adds the LSA to maxAge bin.

Specified by:

addLsaToMaxAgeBin in interface org.onosproject.ospf.controller.OspfLsdb

Parameters:

key - key

wrapper - LSA wrapper instance

removeLsaFromBin

public void removeLsaFromBin(Object lsaWrapper)

Removes LSA from Bin.

Specified by:

removeLsaFromBin in interface org.onosproject.ospf.controller.OspfLsdb

Parameters:

lsaWrapper - LSA wrapper instance

isNewerOrSameLsa

public String isNewerOrSameLsa(org.onosproject.ospf.protocol.lsa.LsaHeader lsa1,
                               org.onosproject.ospf.protocol.lsa.LsaHeader lsa2)

RFC 2328 - Section 13.1. Determining which LSA is newer.

Parameters:

lsa1 - LSA instance

lsa2 - LSA instance

Returns:

string status

getLsSequenceNumber

public long getLsSequenceNumber(org.onosproject.ospf.controller.OspfLsaType lsaType)

Gets the sequence number.

Parameters:

lsaType - type of LSA

Returns:

sequence number

deleteLsa

public void deleteLsa(org.onosproject.ospf.protocol.lsa.LsaHeader lsaHeader)

Deletes the given LSA.

Parameters:

lsaHeader - LSA header instance

setRouterLsaSeqNo

public void setRouterLsaSeqNo(long routerLsaSeqNo)

Sets sequence number.

Parameters:

routerLsaSeqNo - sequence number

setNetworkLsaSeqNo

public void setNetworkLsaSeqNo(long networkLsaSeqNo)

Sets sequence number.

Parameters:

networkLsaSeqNo - sequence number