*/
package org.opendaylight.protocol.pcep.impl.message;
-import io.netty.buffer.ByteBuf;
-
-import java.util.Arrays;
-import java.util.List;
-
-import org.opendaylight.protocol.pcep.PCEPDeserializerException;
-import org.opendaylight.protocol.pcep.PCEPDocumentedException;
-import org.opendaylight.protocol.pcep.PCEPErrorMapping;
-import org.opendaylight.protocol.pcep.PCEPErrors;
-import org.opendaylight.protocol.pcep.UnknownObject;
-import org.opendaylight.protocol.pcep.spi.AbstractMessageParser;
-import org.opendaylight.protocol.pcep.spi.HandlerRegistry;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.message.rev131007.PcerrBuilder;
+import org.opendaylight.protocol.pcep.impl.PCEPMessageParser;
+import org.opendaylight.protocol.pcep.impl.PCEPObjectFactory;
+import org.opendaylight.protocol.pcep.message.PCEPErrorMessage;
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.OpenObject;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.PcepErrorObject;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.PcerrMessage;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.RpObject;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.PcerrMessageBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.Errors;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.ErrorsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.Request;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.RequestBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.Session;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.SessionBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.request.Rps;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.pcerr.message.error.type.session.Open;
-
-import com.google.common.collect.Lists;
/**
- * Parser for {@link PcerrMessage}
+ * Parser for {@link org.opendaylight.protocol.pcep.message.PCEPErrorMessage PCEPErrorMessage}
*/
-public class PCEPErrorMessageParser extends AbstractMessageParser {
-
- public final int TYPE = 6;
-
- public PCEPErrorMessageParser(final HandlerRegistry registry) {
- super(registry);
- }
+public class PCEPErrorMessageParser implements PCEPMessageParser {
@Override
- public void serializeMessage(final Message message, final ByteBuf buffer) {
- if (!(message instanceof PcerrMessage))
- throw new IllegalArgumentException("Wrong instance of Message. Passed instance " + message.getClass()
- + ". Nedded ErrorMessage.");
- final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.pcerr.message.PcerrMessage err = ((PcerrMessage) message).getPcerrMessage();
-
- if (err.getErrors() == null || err.getErrors().isEmpty())
- throw new IllegalArgumentException("Errors should not be empty.");
-
- if (err.getErrorType() instanceof Request) {
- final List<Rps> rps = ((Request) err.getErrorType()).getRps();
- for (final Rps r : rps) {
- buffer.writeBytes(serializeObject(r));
- }
- }
-
- for (final Errors e : err.getErrors()) {
- buffer.writeBytes(serializeObject(e));
- }
-
- if (err.getErrorType() instanceof Session) {
- buffer.writeBytes(serializeObject(((Session) err.getErrorType()).getOpen()));
- }
- }
-
- @Override
- public PcerrMessage parseMessage(final byte[] buffer) throws PCEPDeserializerException, PCEPDocumentedException {
- if (buffer == null || buffer.length == 0) {
- throw new PCEPDeserializerException("Error message is empty.");
- }
- final List<Object> objs = parseObjects(buffer);
- PcerrMessage m = null;
- try {
- m = validate(objs);
- } catch (final PCEPDocumentedException e) {
- final PCEPErrorMapping maping = PCEPErrorMapping.getInstance();
- return new PcerrBuilder().setPcerrMessage(
- new PcerrMessageBuilder().setErrors(
- Arrays.asList(new ErrorsBuilder().setType(maping.getFromErrorsEnum(e.getError()).type).setValue(
- maping.getFromErrorsEnum(e.getError()).value).build())).build()).build();
- }
- return m;
- }
-
- private PcerrMessage validate(final List<Object> objects) throws PCEPDeserializerException, PCEPDocumentedException {
- if (objects == null)
- throw new IllegalArgumentException("Passed list can't be null.");
+ public byte[] put(final Message msg) {
+ if (!(msg instanceof PCEPErrorMessage))
+ throw new IllegalArgumentException("Wrong instance of PCEPMessage. Passed instance " + msg.getClass()
+ + ". Nedded PCEPErrorMessage.");
- Open openObj = null;
- final List<Rps> requestParameters = Lists.newArrayList();
- final List<Errors> errorObjects = Lists.newArrayList();
- final PcerrMessageBuilder b = new PcerrMessageBuilder();
-
- Object obj;
- int state = 1;
- while (!objects.isEmpty()) {
- obj = objects.get(0);
-
- if (obj instanceof UnknownObject)
- return new PcerrBuilder().setPcerrMessage(b.setErrors(((UnknownObject) obj).getErrors()).build()).build();
-
- switch (state) {
- case 1:
- if (obj instanceof PcepErrorObject) {
- final PcepErrorObject o = (PcepErrorObject) obj;
- errorObjects.add((Errors) o);
- break;
- }
- state = 2;
- case 2:
- state = 3;
- if (obj instanceof OpenObject) {
- openObj = (Open) obj;
- break;
- }
- case 3:
- while (!objects.isEmpty()) {
- switch (state) {
- case 1:
- state = 2;
- if (obj instanceof RpObject) {
- final RpObject o = ((RpObject) obj);
- if (o.isProcessingRule())
- throw new PCEPDocumentedException("Invalid setting of P flag.", PCEPErrors.P_FLAG_NOT_SET);
- requestParameters.add((Rps) o);
- state = 1;
- break;
- }
- case 2:
- if (obj instanceof PcepErrorObject) {
- final PcepErrorObject o = (PcepErrorObject) obj;
- errorObjects.add((Errors) o);
- state = 2;
- break;
- }
- state = 3;
- }
-
- if (state == 3)
- break;
-
- objects.remove(0);
- }
-
- state = 4;
- break;
- }
-
- if (state == 4) {
- break;
- }
-
- objects.remove(0);
- }
-
- if (errorObjects.isEmpty() && errorObjects.isEmpty())
- throw new PCEPDeserializerException("At least one PCEPErrorObject is mandatory.");
-
- if (!objects.isEmpty())
- throw new PCEPDeserializerException("Unprocessed Objects: " + objects);
- if (requestParameters != null)
- b.setErrorType(new RequestBuilder().setRps(requestParameters).build());
- if (openObj != null)
- b.setErrorType(new SessionBuilder().setOpen(openObj).build());
-
- return new PcerrBuilder().setPcerrMessage(b.setErrors(errorObjects).build()).build();
- }
-
- @Override
- public int getMessageType() {
- return this.TYPE;
+ return PCEPObjectFactory.put(((PCEPErrorMessage) msg).getAllObjects());
}
}
Code Review / bgpcep.git / blobdiff