package org.opendaylight.protocol.pcep.impl.object;
-import org.opendaylight.protocol.pcep.PCEPDeserializerException;
-import org.opendaylight.protocol.pcep.PCEPDocumentedException;
-import org.opendaylight.protocol.pcep.PCEPErrors;
-import org.opendaylight.protocol.pcep.spi.TlvHandlerRegistry;
+import org.opendaylight.protocol.pcep.spi.AbstractObjectWithTlvsParser;
+import org.opendaylight.protocol.pcep.spi.ObjectUtil;
+import org.opendaylight.protocol.pcep.spi.PCEPDeserializerException;
+import org.opendaylight.protocol.pcep.spi.PCEPErrors;
+import org.opendaylight.protocol.pcep.spi.TlvRegistry;
+import org.opendaylight.protocol.pcep.spi.UnknownObject;
import org.opendaylight.protocol.util.ByteArray;
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.ObjectHeader;
-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.ProtocolVersion;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.Tlv;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.lsp.db.version.tlv.LspDbVersion;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.of.list.tlv.OfList;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.message.open.message.OpenBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Tlvs;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.TlvsBuilder;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.predundancy.group.id.tlv.PredundancyGroupId;
-import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.stateful.capability.tlv.Stateful;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.Open;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.OpenBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.open.Tlvs;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.open.object.open.TlvsBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import com.google.common.primitives.UnsignedBytes;
/**
- * Parser for {@link OpenObject}
+ * Parser for {@link Open}
*/
-
public class PCEPOpenObjectParser extends AbstractObjectWithTlvsParser<TlvsBuilder> {
+ private static final Logger LOG = LoggerFactory.getLogger(PCEPOpenObjectParser.class);
public static final int CLASS = 1;
private static final int PCEP_VERSION = 1;
- public PCEPOpenObjectParser(final TlvHandlerRegistry tlvReg) {
+ public PCEPOpenObjectParser(final TlvRegistry tlvReg) {
super(tlvReg);
}
@Override
- public OpenObject parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException, PCEPDocumentedException {
+ public Object parseObject(final ObjectHeader header, final byte[] bytes) throws PCEPDeserializerException {
if (bytes == null || bytes.length == 0) {
throw new IllegalArgumentException("Array of bytes is mandatory. Can't be null or empty.");
}
final int versionValue = ByteArray.copyBitsRange(bytes[VER_FLAGS_MF_OFFSET], VERSION_SF_OFFSET, VERSION_SF_LENGTH);
- if (versionValue != PCEP_VERSION) {
- throw new PCEPDocumentedException("Unsupported PCEP version " + versionValue, PCEPErrors.PCEP_VERSION_NOT_SUPPORTED);
- }
final OpenBuilder builder = new OpenBuilder();
builder.setVersion(new ProtocolVersion((short) versionValue));
builder.setProcessingRule(header.isProcessingRule());
final TlvsBuilder tbuilder = new TlvsBuilder();
parseTlvs(tbuilder, ByteArray.cutBytes(bytes, TLVS_OFFSET));
builder.setTlvs(tbuilder.build());
- return builder.build();
+
+ final Open obj = builder.build();
+ if (versionValue != PCEP_VERSION) {
+ // TODO: Should we move this check into the negotiator
+ LOG.debug("Unsupported PCEP version {}", versionValue);
+ return new UnknownObject(PCEPErrors.PCEP_VERSION_NOT_SUPPORTED, obj);
+ }
+
+ return obj;
}
@Override
public void addTlv(final TlvsBuilder tbuilder, final Tlv tlv) {
if (tlv instanceof OfList) {
tbuilder.setOfList((OfList) tlv);
- } else if (tlv instanceof Stateful) {
- tbuilder.setStateful((Stateful) tlv);
- } else if (tlv instanceof PredundancyGroupId) {
- tbuilder.setPredundancyGroupId((PredundancyGroupId) tlv);
- } else if (tlv instanceof LspDbVersion) {
- tbuilder.setLspDbVersion((LspDbVersion) tlv);
}
}
@Override
public byte[] serializeObject(final Object object) {
- if (!(object instanceof OpenObject)) {
+ if (!(object instanceof Open)) {
throw new IllegalArgumentException("Wrong instance of PCEPObject. Passed " + object.getClass() + ". Needed OpenObject.");
}
- final OpenObject open = (OpenObject) object;
+ final Open open = (Open) object;
final byte versionFlagMF = (byte) (PCEP_VERSION << (Byte.SIZE - VERSION_SF_LENGTH));
if (tlvs.length != 0) {
ByteArray.copyWhole(tlvs, bytes, TLVS_OFFSET);
}
- return bytes;
+ return ObjectUtil.formatSubobject(TYPE, CLASS, object.isProcessingRule(), object.isIgnore(), bytes);
}
public byte[] serializeTlvs(final Tlvs tlvs) {
if (tlvs == null) {
return new byte[0];
}
- int finalLength = 0;
byte[] ofListBytes = null;
- byte[] statefulBytes = null;
- byte[] predundancyBytes = null;
- byte[] lspDbBytes = null;
if (tlvs.getOfList() != null) {
ofListBytes = serializeTlv(tlvs.getOfList());
- finalLength += ofListBytes.length;
}
- if (tlvs.getStateful() != null) {
- statefulBytes = serializeTlv(tlvs.getStateful());
- finalLength += statefulBytes.length;
- }
- if (tlvs.getPredundancyGroupId() != null) {
- predundancyBytes = serializeTlv(tlvs.getPredundancyGroupId());
- finalLength += predundancyBytes.length;
- }
- if (tlvs.getLspDbVersion() != null) {
- lspDbBytes = serializeTlv(tlvs.getLspDbVersion());
- finalLength += lspDbBytes.length;
- }
- int offset = 0;
- final byte[] result = new byte[finalLength];
+ byte[] result = new byte[0];
if (ofListBytes != null) {
- ByteArray.copyWhole(ofListBytes, result, offset);
- offset += ofListBytes.length;
- }
- if (statefulBytes != null) {
- ByteArray.copyWhole(statefulBytes, result, offset);
- offset += statefulBytes.length;
- }
- if (lspDbBytes != null) {
- ByteArray.copyWhole(lspDbBytes, result, offset);
- offset += lspDbBytes.length;
- }
- if (predundancyBytes != null) {
- ByteArray.copyWhole(predundancyBytes, result, offset);
- offset += predundancyBytes.length;
+ result = new byte[ofListBytes.length];
+ ByteArray.copyWhole(ofListBytes, result, 0);
}
return result;
}
@Override
- public int getObjectType() {
+ public final int getObjectType() {
return TYPE;
}
@Override
- public int getObjectClass() {
+ public final int getObjectClass() {
return CLASS;
}
}
Code Review / bgpcep.git / blobdiff