org.onosproject.net.group

Class DefaultGroup

java.lang.Object

org.onosproject.net.group.DefaultGroupDescription

org.onosproject.net.group.DefaultGroup

All Implemented Interfaces:

Group, GroupDescription, StoredGroupEntry, PiTranslatable

public class DefaultGroup
extends DefaultGroupDescription
implements Group, StoredGroupEntry

ONOS implementation of default group that is stored in the system.

Nested Class Summary

Nested classes/interfaces inherited from interface org.onosproject.net.group.Group

Group.GroupState

Nested classes/interfaces inherited from interface org.onosproject.net.group.GroupDescription

GroupDescription.Type

Constructor Summary

Constructors

Constructor and Description
DefaultGroup(GroupId id, DeviceId deviceId, GroupDescription.Type type, GroupBuckets buckets) Default group object constructor with the available information from data plane.
DefaultGroup(GroupId id, GroupDescription groupDesc) Default group object constructor with the parameters.

Method Summary

Modifier and Type	Method and Description
int	age() Obtains the age of a group.
long	bytes() Returns the number of bytes processed by this group.
boolean	equals(java.lang.Object obj)
int	hashCode()
GroupId	id() Returns group identifier associated with a group object.
boolean	isGroupStateAddedFirstTime() Returns the isGroupStateAddedFirstTime value.
long	life() Returns the number of milliseconds this group has been alive.
long	packets() Returns the number of packets processed by this group.
long	referenceCount() Returns the number of flow rules or other groups reference this group.
void	setBytes(long bytes) Sets number of bytes processed by this group entry.
void	setIsGroupStateAddedFirstTime(boolean isGroupStateAddedFirstTime) Sets if group has transitioned to ADDED state for the first time.
void	setLife(long life) Sets how long this entry has been entered in the system.
void	setPackets(long packets) Sets number of packets processed by this group entry.
void	setReferenceCount(long referenceCount) Sets number of flow rules or groups referencing this group entry.
void	setState(Group.GroupState newState) Sets the new state for this entry.
Group.GroupState	state() Returns current state of a group object.
java.lang.String	toString()

Methods inherited from class org.onosproject.net.group.DefaultGroupDescription

appCookie, appId, buckets, deviceId, givenGroupId, type

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.onosproject.net.group.GroupDescription

appCookie, appId, buckets, deviceId, givenGroupId, type

Constructor Detail

DefaultGroup

public DefaultGroup(GroupId id,
                    GroupDescription groupDesc)

Default group object constructor with the parameters.

Parameters:

id - group identifier

groupDesc - group description parameters

DefaultGroup

public DefaultGroup(GroupId id,
                    DeviceId deviceId,
                    GroupDescription.Type type,
                    GroupBuckets buckets)

Default group object constructor with the available information from data plane.

Parameters:

id - group identifier

deviceId - device identifier

type - type of the group

buckets - immutable list of group bucket

Method Detail

id

public GroupId id()

Returns group identifier associated with a group object.

Specified by:

id in interface Group

Returns:

GroupId Group Identifier

state

public Group.GroupState state()

Returns current state of a group object.

Specified by:

state in interface Group

Returns:

GroupState Group State

life

public long life()

Returns the number of milliseconds this group has been alive.

Specified by:

life in interface Group

Returns:

number of millis

packets

public long packets()

Returns the number of packets processed by this group.

Specified by:

packets in interface Group

Returns:

number of packets

bytes

public long bytes()

Returns the number of bytes processed by this group.

Specified by:

bytes in interface Group

Returns:

number of bytes

age

public int age()

Description copied from interface: Group

Obtains the age of a group. The age reflects the number of polling rounds the group has had a reference count of zero.

Specified by:

age in interface Group

Returns:

the age of the group as an integer

setState

public void setState(Group.GroupState newState)

Sets the new state for this entry.

Specified by:

setState in interface StoredGroupEntry

Parameters:

newState - new group entry state.

setLife

public void setLife(long life)

Sets how long this entry has been entered in the system.

Specified by:

setLife in interface StoredGroupEntry

Parameters:

life - epoch time

setPackets

public void setPackets(long packets)

Sets number of packets processed by this group entry.

Specified by:

setPackets in interface StoredGroupEntry

Parameters:

packets - a long value

setBytes

public void setBytes(long bytes)

Sets number of bytes processed by this group entry.

Specified by:

setBytes in interface StoredGroupEntry

Parameters:

bytes - a long value

setReferenceCount

public void setReferenceCount(long referenceCount)

Description copied from interface: StoredGroupEntry

Sets number of flow rules or groups referencing this group entry.

Specified by:

setReferenceCount in interface StoredGroupEntry

Parameters:

referenceCount - reference count

referenceCount

public long referenceCount()

Description copied from interface: Group

Returns the number of flow rules or other groups reference this group.

Specified by:

referenceCount in interface Group

Returns:

number of flow rules or other groups pointing to this group

hashCode

public int hashCode()

Overrides:

hashCode in class DefaultGroupDescription

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class DefaultGroupDescription

toString

public java.lang.String toString()

Overrides:

toString in class DefaultGroupDescription

setIsGroupStateAddedFirstTime

public void setIsGroupStateAddedFirstTime(boolean isGroupStateAddedFirstTime)

Description copied from interface: StoredGroupEntry

Sets if group has transitioned to ADDED state for the first time. This is to differentiate state transitions "from PENDING_ADD to ADDED" and "from PENDING_UPDATE to ADDED". For internal use only.

Specified by:

setIsGroupStateAddedFirstTime in interface StoredGroupEntry

Parameters:

isGroupStateAddedFirstTime - true if group moves to ADDED state for the first time.

isGroupStateAddedFirstTime

public boolean isGroupStateAddedFirstTime()

Description copied from interface: StoredGroupEntry

Returns the isGroupStateAddedFirstTime value. For internal use only.

Specified by:

isGroupStateAddedFirstTime in interface StoredGroupEntry

Returns:

isGroupStateAddedFirstTime value