Package org.onosproject.openflow.controller

Class DefaultOpenFlowPacketContext

java.lang.Object

org.onosproject.openflow.controller.DefaultOpenFlowPacketContext

All Implemented Interfaces:

OpenFlowPacketContext

public final class DefaultOpenFlowPacketContext
extends java.lang.Object
implements OpenFlowPacketContext

Default implementation of an OpenFlowPacketContext.

Method Summary

Modifier and Type	Method	Description
boolean	block()	Blocks further responses (ie.
void	build(org.onlab.packet.Ethernet ethFrame, org.projectfloodlight.openflow.types.OFPort outPort)	Build the packet out in response to this packet in event.
void	build(org.projectfloodlight.openflow.types.OFPort outPort)	Build the packet out in response to this packet in event.
java.util.Optional<java.lang.Long>	cookie()	Provide the cookie in the packet in message.
Dpid	dpid()	Provide the dpid of the switch where the packet in arrived.
java.lang.Integer	inPort()	Provide the port on which the packet arrived.
boolean	isBuffered()	Indicates that this packet is buffered at the switch.
boolean	isHandled()	Checks whether the packet has been handled.
static OpenFlowPacketContext	packetContextFromPacketIn(OpenFlowSwitch s, org.projectfloodlight.openflow.protocol.OFPacketIn pkt)	Creates an OpenFlow packet context based on a packet-in.
org.onlab.packet.Ethernet	parsed()	Provided a handle onto the parsed payload.
void	send()	Provided build has been called send the packet out the switch it came in on.
byte[]	unparsed()	Provide an unparsed copy of the data.

Methods inherited from class java.lang.Object

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

Method Detail

send

public void send()

Description copied from interface: OpenFlowPacketContext

Provided build has been called send the packet out the switch it came in on.

Specified by:

send in interface OpenFlowPacketContext

build

public void build(org.projectfloodlight.openflow.types.OFPort outPort)

Description copied from interface: OpenFlowPacketContext

Build the packet out in response to this packet in event.

Specified by:

build in interface OpenFlowPacketContext

Parameters:

outPort - the out port to send to packet out of.

build

public void build(org.onlab.packet.Ethernet ethFrame,
                  org.projectfloodlight.openflow.types.OFPort outPort)

Description copied from interface: OpenFlowPacketContext

Build the packet out in response to this packet in event.

Specified by:

build in interface OpenFlowPacketContext

Parameters:

ethFrame - the actual packet to send out.

outPort - the out port to send to packet out of.

parsed

public org.onlab.packet.Ethernet parsed()

Description copied from interface: OpenFlowPacketContext

Provided a handle onto the parsed payload.

Specified by:

parsed in interface OpenFlowPacketContext

Returns:

the parsed form of the payload.

dpid

public Dpid dpid()

Description copied from interface: OpenFlowPacketContext

Provide the dpid of the switch where the packet in arrived.

Specified by:

dpid in interface OpenFlowPacketContext

Returns:

the dpid of the switch.

packetContextFromPacketIn

public static OpenFlowPacketContext packetContextFromPacketIn(OpenFlowSwitch s,
                                                              org.projectfloodlight.openflow.protocol.OFPacketIn pkt)

Creates an OpenFlow packet context based on a packet-in.

Parameters:

s - OpenFlow switch

pkt - OpenFlow packet-in

Returns:

the OpenFlow packet context

inPort

public java.lang.Integer inPort()

Description copied from interface: OpenFlowPacketContext

Provide the port on which the packet arrived.

Specified by:

inPort in interface OpenFlowPacketContext

Returns:

the port

unparsed

public byte[] unparsed()

Description copied from interface: OpenFlowPacketContext

Provide an unparsed copy of the data.

Specified by:

unparsed in interface OpenFlowPacketContext

Returns:

the unparsed form of the payload.

block

public boolean block()

Description copied from interface: OpenFlowPacketContext

Blocks further responses (ie. send() calls) on this packet in event.

Specified by:

block in interface OpenFlowPacketContext

Returns:

true if blocks

isHandled

public boolean isHandled()

Description copied from interface: OpenFlowPacketContext

Checks whether the packet has been handled.

Specified by:

isHandled in interface OpenFlowPacketContext

Returns:

true if handled, false otherwise.

isBuffered

public boolean isBuffered()

Description copied from interface: OpenFlowPacketContext

Indicates that this packet is buffered at the switch.

Specified by:

isBuffered in interface OpenFlowPacketContext

Returns:

buffer indication

cookie

public java.util.Optional<java.lang.Long> cookie()

Description copied from interface: OpenFlowPacketContext

Provide the cookie in the packet in message.

Specified by:

cookie in interface OpenFlowPacketContext

Returns:

optional flow cookie