*/
package org.opendaylight.protocol.pcep.impl.message;
-import org.opendaylight.protocol.pcep.impl.PCEPMessageParser;
-import org.opendaylight.protocol.pcep.impl.PCEPObjectFactory;
-import org.opendaylight.protocol.pcep.message.PCEPReportMessage;
+import io.netty.buffer.ByteBuf;
+
+import java.util.List;
+
+import org.opendaylight.protocol.pcep.PCEPDeserializerException;
+import org.opendaylight.protocol.pcep.PCEPDocumentedException;
+import org.opendaylight.protocol.pcep.PCEPErrors;
+import org.opendaylight.protocol.pcep.UnknownObject;
+import org.opendaylight.protocol.pcep.spi.ObjectHandlerRegistry;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.Pcrpt;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.PcrptBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Message;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Object;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.bandwidth.object.Bandwidth;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.Ero;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.include.route.object.Iro;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.attributes.Metrics;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.attributes.MetricsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.object.Lsp;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lspa.object.Lspa;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.metric.object.Metric;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrpt.message.PcrptMessageBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrpt.message.pcrpt.message.Reports;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrpt.message.pcrpt.message.ReportsBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrpt.message.pcrpt.message.reports.Path;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcrpt.message.pcrpt.message.reports.PathBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.reported.route.object.Rro;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.srp.object.Srp;
+
+import com.google.common.collect.Lists;
/**
- * Parser for {@link org.opendaylight.protocol.pcep.message.PCEPReportMessage PCEPReportMessage}
+ * Parser for {@link Pcrpt}
*/
-public class PCEPReportMessageParser implements PCEPMessageParser {
+public class PCEPReportMessageParser extends AbstractMessageParser {
+
+ public static final int TYPE = 10;
+
+ public PCEPReportMessageParser(final ObjectHandlerRegistry registry) {
+ super(registry);
+ }
@Override
- public byte[] put(final Message msg) {
- if (!(msg instanceof PCEPReportMessage))
- throw new IllegalArgumentException("Wrong instance of PCEPMessage. Passed instance of " + msg.getClass()
- + ". Nedded PCEPReportMessage.");
+ public void serializeMessage(final Message message, final ByteBuf buffer) {
+ if (!(message instanceof Pcrpt)) {
+ throw new IllegalArgumentException("Wrong instance of Message. Passed instance of " + message.getClass()
+ + ". Nedded PcrptMessage.");
+ }
+ final Pcrpt msg = (Pcrpt) message;
+ final List<Reports> reports = msg.getPcrptMessage().getReports();
+ for (final Reports report : reports) {
+ if (report.getSrp() != null) {
+ buffer.writeBytes(serializeObject(report.getSrp()));
+ }
+ buffer.writeBytes(serializeObject(report.getLsp()));
+ final Path p = report.getPath();
+ if (p != null) {
+ if (p.getEro() != null) {
+ buffer.writeBytes(serializeObject(p.getEro()));
+ }
+ if (p.getLspa() != null) {
+ buffer.writeBytes(serializeObject(p.getLspa()));
+ }
+ if (p.getBandwidth() != null) {
+ buffer.writeBytes(serializeObject(p.getBandwidth()));
+ }
+ if (p.getMetrics() != null && !p.getMetrics().isEmpty()) {
+ for (final Metrics m : p.getMetrics()) {
+ buffer.writeBytes(serializeObject(m.getMetric()));
+ }
+ }
+ if (p.getIro() != null) {
+ buffer.writeBytes(serializeObject(p.getIro()));
+ }
+ if (p.getRro() != null) {
+ buffer.writeBytes(serializeObject(p.getRro()));
+ }
+ }
+ }
+ }
+
+ @Override
+ public Message validate(final List<Object> objects, final List<Message> errors) throws PCEPDeserializerException, PCEPDocumentedException {
+ if (objects == null) {
+ throw new IllegalArgumentException("Passed list can't be null.");
+ }
+ if (objects.isEmpty()) {
+ throw new PCEPDeserializerException("Pcrpt message cannot be empty.");
+ }
+
+ final List<Reports> reports = Lists.newArrayList();
- return PCEPObjectFactory.put(((PCEPReportMessage) msg).getAllObjects());
+ while (!objects.isEmpty()) {
+ final Reports report = getValidReports(objects);
+ if (reports != null) {
+ reports.add(report);
+ }
+ }
+
+ if (!objects.isEmpty()) {
+ if (objects.get(0) instanceof UnknownObject) {
+ throw new PCEPDocumentedException("Unknown object encountered", ((UnknownObject) objects.get(0)).getError());
+ }
+ throw new PCEPDeserializerException("Unprocessed Objects: " + objects);
+ }
+ return new PcrptBuilder().setPcrptMessage(new PcrptMessageBuilder().setReports(reports).build()).build();
+ }
+
+ private Reports getValidReports(final List<Object> objects) throws PCEPDocumentedException {
+ final ReportsBuilder builder = new ReportsBuilder();
+ if (objects.get(0) instanceof Srp) {
+ builder.setSrp((Srp) objects.get(0));
+ objects.remove(0);
+ }
+ if (objects.get(0) instanceof Lsp) {
+ builder.setLsp((Lsp) objects.get(0));
+ objects.remove(0);
+ } else {
+ throw new PCEPDocumentedException("LSP object missing", PCEPErrors.LSP_MISSING);
+ }
+ if (!objects.isEmpty()) {
+ final PathBuilder pBuilder = new PathBuilder();
+ parsePath(objects, pBuilder);
+ builder.setPath(pBuilder.build());
+ }
+ return builder.build();
+ }
+
+ private void parsePath(final List<Object> objects, final PathBuilder builder) throws PCEPDocumentedException {
+ final List<Metrics> pathMetrics = Lists.newArrayList();
+ Object obj;
+ State state = State.Init;
+ while (!objects.isEmpty() && !state.equals(State.End)) {
+ obj = objects.get(0);
+ switch (state) {
+ case Init:
+ state = State.EroIn;
+ if (obj instanceof Ero) {
+ builder.setEro((Ero) obj);
+ break;
+ }
+ case EroIn:
+ state = State.LspaIn;
+ if (obj instanceof Lspa) {
+ builder.setLspa((Lspa) obj);
+ break;
+ }
+ case LspaIn:
+ state = State.BandwidthIn;
+ if (obj instanceof Bandwidth) {
+ builder.setBandwidth((Bandwidth) obj);
+ break;
+ }
+ case BandwidthIn:
+ state = State.MetricIn;
+ if (obj instanceof Metric) {
+ pathMetrics.add(new MetricsBuilder().setMetric((Metric) obj).build());
+ state = State.BandwidthIn;
+ break;
+ }
+ case MetricIn:
+ state = State.IroIn;
+ if (obj instanceof Iro) {
+ builder.setIro((Iro) obj);
+ break;
+ }
+ case IroIn:
+ state = State.RroIn;
+ if (obj instanceof Rro) {
+ builder.setRro((Rro) obj);
+ break;
+ }
+ case RroIn:
+ state = State.End;
+ break;
+ case End:
+ break;
+ default:
+ if (obj instanceof UnknownObject) {
+ throw new PCEPDocumentedException("Unknown object", ((UnknownObject) obj).getError());
+ }
+ }
+ if (!state.equals(State.End)) {
+ objects.remove(0);
+ }
+ }
+ if (!pathMetrics.isEmpty()) {
+ builder.setMetrics(pathMetrics);
+ }
}
+ private enum State {
+ Init, EroIn, LspaIn, BandwidthIn, MetricIn, IroIn, RroIn, End
+ }
+
+ @Override
+ public int getMessageType() {
+ return TYPE;
+ }
}
Code Review / bgpcep.git / blobdiff