Examples with OchSignal org.onosproject.net.OchSignal used on opensource projects

Example 56 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class OchSignalCodec method decode.

/**
 * Creates an instance of {@link OchSignal} from JSON representation.
 *
 * @param obj JSON Object representing OchSignal
 * @return OchSignal
 * @throws IllegalArgumentException - if JSON object is ill-formed
 * @see OchSignalCodec#encode(OchSignal)
 */
public static OchSignal decode(ObjectNode obj) {
    final GridType gridType;
    final ChannelSpacing channelSpacing;
    final int spacingMultiplier;
    final int slotGranularity;
    String s;
    s = obj.get("channelSpacing").textValue();
    checkArgument(s != null, "ill-formed channelSpacing");
    channelSpacing = Enum.valueOf(ChannelSpacing.class, s);
    s = obj.get("gridType").textValue();
    checkArgument(s != null, "ill-formed gridType");
    gridType = Enum.valueOf(GridType.class, s);
    JsonNode node;
    node = obj.get("spacingMultiplier");
    checkArgument(node.canConvertToInt(), "ill-formed spacingMultiplier");
    spacingMultiplier = node.asInt();
    node = obj.get("slotGranularity");
    checkArgument(node.canConvertToInt(), "ill-formed slotGranularity");
    slotGranularity = node.asInt();
    return new OchSignal(gridType, channelSpacing, spacingMultiplier, slotGranularity);
}

Example 57 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class OpticalChannelUtility method createOchSignalFromBounds.

/**
 * This method creates OchSignal instance from frequency bounds.
 * @param lowerBound - lower bound of the frequency.
 * @param upperBound - upper bound of the frequency.
 * @param gridType - type of the frequency grid.
 * @param channelSpacing - channel spacing.
 * @return - returns created instance of OchSignal.
 */
public static final OchSignal createOchSignalFromBounds(Frequency lowerBound, Frequency upperBound, GridType gridType, ChannelSpacing channelSpacing) {
    // Transferring everything to the frequencies
    Frequency slotWidth = upperBound.subtract(lowerBound);
    Frequency halfBw = slotWidth.floorDivision(2);
    Frequency centralFrequency = lowerBound.add(halfBw);
    int spacingMultiplier = computeSpacingMultiplier(centralFrequency, channelSpacing);
    int slotGranularity = computeSlotGranularity(slotWidth);
    return (new OchSignal(gridType, channelSpacing, spacingMultiplier, slotGranularity));
}

Example 58 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class OpticalChannelUtility method createOchSignal.

/**
 * This method creates OchSignal instance based on Central Frequency and
 * the Slot Width of the channel.
 * @param centralFrequency - central frequency of the connection.
 * @param slotWidth - bandwidth of the optical channel.
 * @param gridType - type of the frequency grid.
 * @param channelSpacing - channel spacing.
 * @return - returns created instance of OchSignal.
 */
public static final OchSignal createOchSignal(Frequency centralFrequency, Frequency slotWidth, GridType gridType, ChannelSpacing channelSpacing) {
    int spacingMultiplier = computeSpacingMultiplier(centralFrequency, channelSpacing);
    int slotGranularity = computeSlotGranularity(slotWidth);
    return (new OchSignal(gridType, channelSpacing, spacingMultiplier, slotGranularity));
}

Example 59 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class ChannelData method fromFlow.

/**
 * Returns a ChannelData representation from a flow rule. The rule must contain
 * a Criterion.Type.IN_PORT selector, Criterion.Type.OCH_SIGID selector, and
 * Instruction.Type.OUTPUT instruction.
 *
 * @param rule the flow rule representing the connection
 * @return ChannelData representation of the connection
 */
public static ChannelData fromFlow(FlowRule rule) {
    checkNotNull(rule);
    Criterion in = rule.selector().getCriterion(Criterion.Type.IN_PORT);
    checkNotNull(in);
    PortNumber inPort = ((PortCriterion) in).port();
    Criterion och = rule.selector().getCriterion(Criterion.Type.OCH_SIGID);
    OchSignal ochSignal = och == null ? null : ((OchSignalCriterion) och).lambda();
    PortNumber outPort = null;
    List<Instruction> instructions = rule.treatment().allInstructions();
    for (Instruction ins : instructions) {
        if (ins.type() == Instruction.Type.OUTPUT) {
            outPort = ((Instructions.OutputInstruction) ins).port();
        }
    }
    checkNotNull(outPort);
    return new ChannelData(inPort, outPort, ochSignal);
}

Example 60 with OchSignal

use of org.onosproject.net.OchSignal in project onos by opennetworkinglab.

the class RoadmManager method validChannel.

@Override
public boolean validChannel(DeviceId deviceId, PortNumber portNumber, OchSignal ochSignal) {
    checkNotNull(deviceId);
    checkNotNull(portNumber);
    checkNotNull(ochSignal);
    LambdaQuery lambdaQuery = getLambdaQuery(deviceId);
    if (lambdaQuery != null) {
        Set<OchSignal> channels = lambdaQuery.queryLambdas(portNumber);
        return channels.contains(ochSignal);
    }
    return false;
}