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## opencard.core.util
Interface APDUTracer

    public interface APDUTracer

Interface used to trace the communication with a smart card

Method Summary
`void` | `traceCommandAPDU(SlotChannel sc, CommandAPDU capdu)` Trace a command APDU send over the defined slot channel
`void` | `traceResponseAPDU(SlotChannel sc, ResponseAPDU rapdu)` Trace a response APDU received over the defined slot channel

Method Detail

### traceCommandAPDU

    void traceCommandAPDU(SlotChannel sc,
                          CommandAPDU capdu)

  Trace a command APDU send over the defined slot channel

  Parameters:
    `sc` - the slot channel or null if unknown
    `capdu` - the command APDU

### traceResponseAPDU

    void traceResponseAPDU(SlotChannel sc,
                           ResponseAPDU rapdu)

  Trace a response APDU received over the defined slot channel

  Parameters:
    `sc` - the slot channel or null if unknown
    `rapdu` - the response APDU

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