Cooja: Refactored AbstractRadioMedium:update(): if -> switch
This commit is contained in:
Moritz 'Morty' Strübe
parent
f34826f3f1
commit
3c9e3e1b95
1 changed files with 176 additions and 182 deletions
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@ -224,200 +224,194 @@ public abstract class AbstractRadioMedium extends RadioMedium {
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Radio radio = (Radio) obs;
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final Radio.RadioEvent event = radio.getLastEvent();
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if (event == Radio.RadioEvent.RECEPTION_STARTED ||
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event == Radio.RadioEvent.RECEPTION_INTERFERED ||
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event == Radio.RadioEvent.RECEPTION_FINISHED ||
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event == Radio.RadioEvent.UNKNOWN) {
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/* Ignored */
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return;
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}
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if (event == Radio.RadioEvent.HW_ON) {
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/* Update signal strengths */
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updateSignalStrengths();
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} else if (event == Radio.RadioEvent.HW_OFF) {
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/* Remove any radio connections from this radio */
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removeFromActiveConnections(radio);
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/* Update signal strengths */
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updateSignalStrengths();
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} else if (event == Radio.RadioEvent.TRANSMISSION_STARTED) {
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/* Create new radio connection */
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if (radio.isReceiving()) {
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/* Radio starts transmitting when it should be receiving!
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* Ok, but it won't receive the packet */
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for (RadioConnection conn : activeConnections) {
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if (conn.isDestination(radio)) {
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conn.addInterfered(radio);
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switch (event) {
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case RECEPTION_STARTED:
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case RECEPTION_INTERFERED:
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case RECEPTION_FINISHED:
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case UNKNOWN:
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return;
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case HW_ON: {
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/* Update signal strengths */
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updateSignalStrengths();
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}
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break;
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case HW_OFF: {
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/* Remove any radio connections from this radio */
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removeFromActiveConnections(radio);
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/* Update signal strengths */
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updateSignalStrengths();
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}
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break;
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case TRANSMISSION_STARTED: {
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/* Create new radio connection */
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if (radio.isReceiving()) {
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/*
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* Radio starts transmitting when it should be
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* receiving! Ok, but it won't receive the packet
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*/
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radio.interfereAnyReception();
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for (RadioConnection conn : activeConnections) {
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if (conn.isDestination(radio)) {
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conn.addInterfered(radio);
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}
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}
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}
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radio.interfereAnyReception();
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}
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RadioConnection newConnection = createConnections(radio);
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activeConnections.add(newConnection);
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for (Radio r: newConnection.getAllDestinations()) {
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if (newConnection.getDestinationDelay(r) == 0) {
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r.signalReceptionStart();
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = r;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.signalReceptionStart();
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}
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};
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simulation.scheduleEvent(
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delayedEvent,
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simulation.getSimulationTime() + newConnection.getDestinationDelay(r));
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}
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}
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/* Update signal strengths */
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updateSignalStrengths();
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/* Notify observers */
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lastConnection = null;
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radioMediumObservable.setRadioMediumChangedAndNotify();
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} else if (event == Radio.RadioEvent.TRANSMISSION_FINISHED) {
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/* Remove radio connection */
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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activeConnections.remove(connection);
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lastConnection = connection;
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COUNTER_TX++;
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for (Radio dstRadio : connection.getAllDestinations()) {
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if (connection.getDestinationDelay(dstRadio) == 0) {
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dstRadio.signalReceptionEnd();
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = dstRadio;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.signalReceptionEnd();
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}
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};
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simulation.scheduleEvent(
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delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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}
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}
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COUNTER_RX += connection.getDestinations().length;
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COUNTER_INTERFERED += connection.getInterfered().length;
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for (Radio intRadio : connection.getInterferedNonDestinations()) {
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intRadio.signalReceptionEnd();
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}
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/* Update signal strengths */
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updateSignalStrengths();
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/* Notify observers */
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radioMediumObservable.setRadioMediumChangedAndNotify();
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} else if (event == Radio.RadioEvent.CUSTOM_DATA_TRANSMITTED) {
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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/* Custom data object */
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Object data = ((CustomDataRadio) radio).getLastCustomDataTransmitted();
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if (data == null) {
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logger.fatal("No custom data object to forward");
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return;
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}
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for (Radio dstRadio : connection.getAllDestinations()) {
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if (!radio.getClass().equals(dstRadio.getClass()) ||
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!(radio instanceof CustomDataRadio)) {
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/* Radios communicate via radio packets */
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continue;
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RadioConnection newConnection = createConnections(radio);
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activeConnections.add(newConnection);
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for (Radio r : newConnection.getAllDestinations()) {
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if (newConnection.getDestinationDelay(r) == 0) {
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r.signalReceptionStart();
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = r;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.signalReceptionStart();
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}
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};
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simulation.scheduleEvent(delayedEvent, simulation.getSimulationTime() + newConnection.getDestinationDelay(r));
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}
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} /* Update signal strengths */
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updateSignalStrengths();
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/* Notify observers */
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lastConnection = null;
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radioMediumObservable.setRadioMediumChangedAndNotify();
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}
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break;
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case TRANSMISSION_FINISHED: {
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/* Remove radio connection */
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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if (connection.getDestinationDelay(dstRadio) == 0) {
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((CustomDataRadio) dstRadio).receiveCustomData(data);
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final CustomDataRadio delayedRadio = (CustomDataRadio) dstRadio;
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final Object delayedData = data;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.receiveCustomData(delayedData);
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}
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};
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simulation.scheduleEvent(
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delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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activeConnections.remove(connection);
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lastConnection = connection;
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COUNTER_TX++;
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for (Radio dstRadio : connection.getAllDestinations()) {
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if (connection.getDestinationDelay(dstRadio) == 0) {
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dstRadio.signalReceptionEnd();
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = dstRadio;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.signalReceptionEnd();
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}
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};
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simulation.scheduleEvent(delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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}
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}
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}
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} else if (event == Radio.RadioEvent.PACKET_TRANSMITTED) {
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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/* Radio packet */
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RadioPacket packet = radio.getLastPacketTransmitted();
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if (packet == null) {
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logger.fatal("No radio packet to forward");
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return;
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}
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for (Radio dstRadio : connection.getAllDestinations()) {
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if (radio.getClass().equals(dstRadio.getClass()) &&
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radio instanceof CustomDataRadio) {
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/* Radios instead communicate via custom data objects */
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continue;
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COUNTER_RX += connection.getDestinations().length;
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COUNTER_INTERFERED += connection.getInterfered().length;
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for (Radio intRadio : connection.getInterferedNonDestinations()) {
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intRadio.signalReceptionEnd();
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}
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/* Forward radio packet */
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if (connection.getDestinationDelay(dstRadio) == 0) {
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dstRadio.setReceivedPacket(packet);
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} else {
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/* Update signal strengths */
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updateSignalStrengths();
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/* Notify observers */
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radioMediumObservable.setRadioMediumChangedAndNotify();
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}
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break;
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case CUSTOM_DATA_TRANSMITTED: {
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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/* Custom data object */
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Object data = ((CustomDataRadio) radio).getLastCustomDataTransmitted();
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if (data == null) {
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logger.fatal("No custom data object to forward");
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return;
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}
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for (Radio dstRadio : connection.getAllDestinations()) {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = dstRadio;
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final RadioPacket delayedPacket = packet;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.setReceivedPacket(delayedPacket);
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}
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};
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simulation.scheduleEvent(
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delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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if (!radio.getClass().equals(dstRadio.getClass()) || !(radio instanceof CustomDataRadio)) {
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/* Radios communicate via radio packets */
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continue;
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}
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if (connection.getDestinationDelay(dstRadio) == 0) {
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((CustomDataRadio) dstRadio).receiveCustomData(data);
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final CustomDataRadio delayedRadio = (CustomDataRadio) dstRadio;
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final Object delayedData = data;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.receiveCustomData(delayedData);
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}
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};
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simulation.scheduleEvent(delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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}
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}
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}
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} else {
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logger.fatal("Unsupported radio event: " + event);
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break;
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case PACKET_TRANSMITTED: {
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/* Connection */
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RadioConnection connection = getActiveConnectionFrom(radio);
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if (connection == null) {
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logger.fatal("No radio connection found");
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return;
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}
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/* Radio packet */
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RadioPacket packet = radio.getLastPacketTransmitted();
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if (packet == null) {
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logger.fatal("No radio packet to forward");
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return;
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}
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for (Radio dstRadio : connection.getAllDestinations()) {
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if (radio.getClass().equals(dstRadio.getClass()) && radio instanceof CustomDataRadio) {
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/* Radios instead communicate via custom data objects */
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continue;
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}
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/* Forward radio packet */
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if (connection.getDestinationDelay(dstRadio) == 0) {
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dstRadio.setReceivedPacket(packet);
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} else {
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/* EXPERIMENTAL: Simulating propagation delay */
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final Radio delayedRadio = dstRadio;
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final RadioPacket delayedPacket = packet;
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TimeEvent delayedEvent = new TimeEvent(0) {
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public void execute(long t) {
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delayedRadio.setReceivedPacket(delayedPacket);
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}
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};
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simulation.scheduleEvent(delayedEvent,
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simulation.getSimulationTime() + connection.getDestinationDelay(dstRadio));
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}
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}
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}
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break;
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default:
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logger.fatal("Unsupported radio event: " + event);
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}
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}
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};
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@ -473,5 +467,5 @@ public abstract class AbstractRadioMedium extends RadioMedium {
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public RadioConnection getLastConnection() {
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return lastConnection;
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}
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}
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