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| You'll need to import the ConcurrentCircularBuffer into the PktInHistory package. It is available here. If your Floodlight version does not include this class, you can add the ConcurrentCircularBuffer.java file within the net.floodlightcontroller.util package of your controller. |
Now we have to define the behavior for what to do when the module receives a PacketIn message. This is done in the receive() function.
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