package org.opendaylight.transportpce.pce.networkanalyzer;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.Serializable;
+import java.util.Collection;
+import java.util.Iterator;
import java.util.List;
-
+import java.util.Map;
+import org.eclipse.jdt.annotation.NonNull;
import org.opendaylight.yang.gen.v1.http.org.openroadm.common.network.rev181130.Link1;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev181130.span.attributes.LinkConcatenation;
import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev181130.span.attributes.LinkConcatenation.FiberType;
+import org.opendaylight.yang.gen.v1.http.org.openroadm.link.rev181130.span.attributes.LinkConcatenationKey;
import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.networks.network.link.oms.attributes.Span;
import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev181130.OpenroadmLinkType;
import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.OtnLinkType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class PceLink {
+@edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
+ value = "SE_NO_SERIALVERSIONID",
+ justification = "https://github.com/rzwitserloot/lombok/wiki/WHY-NOT:-serialVersionUID")
+public class PceLink implements Serializable {
/* Logging. */
private static final Logger LOG = LoggerFactory.getLogger(PceLink.class);
private final OpenroadmLinkType linkType;
private final NodeId sourceId;
private final NodeId destId;
- private final Object sourceTP;
- private final Object destTP;
+ private transient Object sourceTP;
+ private transient Object destTP;
private final String sourceNetworkSupNodeId;
private final String destNetworkSupNodeId;
private final String sourceCLLI;
private final Long usedBandwidth;
private final List<Long> srlgList;
private final double osnr;
- private final Span omsAttributesSpan;
+ private final transient Span omsAttributesSpan;
private static final double CELERITY = 2.99792458 * 1e5; //meter per ms
private static final double NOISE_MASK_A = 0.571429;
private static final double NOISE_MASK_B = 39.285714;
this.availableBandwidth = 0L;
this.usedBandwidth = 0L;
}
- LOG.debug("PceLink: created PceLink {}", toString());
+ LOG.debug("PceLink: created PceLink {}", linkId);
}
//Retrieve the opposite link
return tmpoppositeLink;
}
- //Compute the link latency : if the latency is not defined, the latency it is computed from the omsAttributesSpan
+ //Compute the link latency : if the latency is not defined, the latency is computed from the omsAttributesSpan
private Long calcLatency(Link link) {
Link1 link1 = null;
+ Long tmplatency;
link1 = link.augmentation(Link1.class);
- Long tmplatency = link1.getLinkLatency();
- if (tmplatency != null) {
+ if (link1.getLinkLatency() != null) {
+ tmplatency = link1.getLinkLatency().toJava();
return tmplatency;
}
try {
double tmp = 0;
- for (int i = 0; i < this.omsAttributesSpan.getLinkConcatenation().size(); i++) {
+ @NonNull
+ Map<LinkConcatenationKey, LinkConcatenation> linkConcatenationMap =
+ this.omsAttributesSpan.nonnullLinkConcatenation();
+ for (Map.Entry<LinkConcatenationKey, LinkConcatenation> entry : linkConcatenationMap.entrySet()) {
//Length is expressed in meter and latency is expressed in ms according to OpenROADM MSA
- tmp += this.omsAttributesSpan.getLinkConcatenation().get(i).getSRLGLength() / CELERITY;
+ tmp += entry.getValue().getSRLGLength().toJava() / CELERITY;
LOG.info("In PceLink: The latency of link {} == {}",link.getLinkId(),tmp);
}
tmplatency = (long) Math.ceil(tmp);
//Compute the OSNR of a span
public double calcSpanOSNR() {
- try {
- double pout; //power on the output of the previous ROADM (dBm)
- pout = retrievePower(this.omsAttributesSpan.getLinkConcatenation().get(0).getFiberType());
- double spanLoss = this.omsAttributesSpan.getSpanlossCurrent().getValue().doubleValue(); // span loss (dB)
- double pin = pout - spanLoss; //power on the input of the current ROADM (dBm)
- double spanOsnrDb;
- spanOsnrDb = NOISE_MASK_A * pin + NOISE_MASK_B;
- if (spanOsnrDb > UPPER_BOUND_OSNR) {
- spanOsnrDb = UPPER_BOUND_OSNR;
- } else if (spanOsnrDb < LOWER_BOUND_OSNR) {
- spanOsnrDb = LOWER_BOUND_OSNR;
- }
- return spanOsnrDb;
- } catch (NullPointerException e) {
+ if (this.omsAttributesSpan == null) {
+ return 0L;
+ }
+ Collection<LinkConcatenation> linkConcatenationList =
+ this.omsAttributesSpan.nonnullLinkConcatenation().values();
+ if (linkConcatenationList == null) {
LOG.error("in PceLink : Null field in the OmsAttrubtesSpan");
return 0L;
}
+ Iterator<LinkConcatenation> linkConcatenationiterator = linkConcatenationList.iterator();
+ if (!linkConcatenationiterator.hasNext()) {
+ return 0L;
+ }
+ // power on the output of the previous ROADM (dBm)
+ double pout = retrievePower(linkConcatenationiterator.next().getFiberType());
+ // span loss (dB)
+ double spanLoss = this.omsAttributesSpan.getSpanlossCurrent().getValue().doubleValue();
+ double pin = pout - spanLoss; // power on the input of the current ROADM (dBm)
+ double spanOsnrDb = NOISE_MASK_A * pin + NOISE_MASK_B;
+ if (spanOsnrDb > UPPER_BOUND_OSNR) {
+ spanOsnrDb = UPPER_BOUND_OSNR;
+ } else if (spanOsnrDb < LOWER_BOUND_OSNR) {
+ spanOsnrDb = LOWER_BOUND_OSNR;
+ }
+ return spanOsnrDb;
}
private double retrievePower(FiberType fiberType) {
}
public Long getUsedBandwidth() {
- return availableBandwidth;
+ return usedBandwidth;
}
public String getsourceNetworkSupNodeId() {
return false;
}
- long neededBW = 0L;
+ long neededBW;
OtnLinkType neededType = null;
switch (serviceType) {
return true;
}
+ @Override
public String toString() {
return "PceLink type=" + linkType + " ID=" + linkId.getValue() + " latency=" + latency;
}
+ private void writeObject(ObjectOutputStream out) throws IOException {
+ out.defaultWriteObject();
+ out.writeObject(this.sourceTP);
+ out.writeObject(this.destTP);
+ }
+
+ private void readObject(ObjectInputStream in) throws IOException,ClassNotFoundException {
+ in.defaultReadObject();
+ this.sourceTP = in.readObject();
+ this.destTP = in.readObject();
+ }
}