use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.
the class EROIpv6PrefixSubobjectParser method parseSubobject.
@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer, final boolean loose) throws RSVPParsingException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
builder.setLoose(loose);
if (buffer.readableBytes() != CONTENT_LENGTH) {
throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
}
final int length = buffer.getUnsignedByte(PREFIX_F_OFFSET);
final IpPrefixBuilder prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv6Util.IPV6_LENGTH), length)));
builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix.build()).build());
return builder.build();
}
use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.
the class RROIpv6PrefixSubobjectParser method parseSubobject.
@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
if (buffer.readableBytes() != CONTENT_LENGTH) {
throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
}
final int length = buffer.getUnsignedByte(PREFIX_F_OFFSET);
final IpPrefixBuilder prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv6Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv6Util.IPV6_LENGTH), length)));
buffer.skipBytes(PREFIX_F_LENGTH);
final BitArray flags = BitArray.valueOf(buffer, FLAGS_SIZE);
builder.setProtectionAvailable(flags.get(LPA_F_OFFSET));
builder.setProtectionInUse(flags.get(LPIU_F_OFFSET));
builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix.build()).build());
return builder.build();
}
use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.
the class RROLabelSubobjectParser method parseSubobject.
@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
if (buffer.readableBytes() < HEADER_LENGTH) {
throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; " + "Expected: >" + HEADER_LENGTH + ".");
}
final BitArray reserved = BitArray.valueOf(buffer, FLAGS_SIZE);
final short cType = buffer.readUnsignedByte();
final LabelType labelType = this.registry.parseLabel(cType, buffer.slice());
if (labelType == null) {
throw new RSVPParsingException("Unknown C-TYPE for ero label subobject. Passed: " + cType);
}
final LabelBuilder builder = new LabelBuilder();
builder.setUniDirectional(reserved.get(U_FLAG_OFFSET));
builder.setGlobal(reserved.get(G_FLAG_OFFSET));
builder.setLabelType(labelType);
return new SubobjectContainerBuilder().setSubobjectType(new LabelCaseBuilder().setLabel(builder.build()).build()).build();
}
use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.
the class RROPathKey128SubobjectParser method parseSubobject.
@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
if (buffer.readableBytes() != CONTENT128_LENGTH) {
throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; " + "Expected: >" + CONTENT128_LENGTH + ".");
}
final int pathKey = buffer.readUnsignedShort();
final byte[] pceId = ByteArray.readBytes(buffer, PCE128_ID_F_LENGTH);
final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
final PathKeyBuilder pBuilder = new PathKeyBuilder();
pBuilder.setPceId(new PceId(pceId));
pBuilder.setPathKey(new PathKey(pathKey));
builder.setSubobjectType(new PathKeyCaseBuilder().setPathKey(pBuilder.build()).build());
return builder.build();
}
use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.
the class RROPathKey32SubobjectParser method parseSubobject.
@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer) throws RSVPParsingException {
Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
if (buffer.readableBytes() != CONTENT_LENGTH) {
throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + "; " + "Expected: >" + CONTENT_LENGTH + ".");
}
final int pathKey = buffer.readUnsignedShort();
final byte[] pceId = ByteArray.readBytes(buffer, PCE_ID_F_LENGTH);
final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
final PathKeyBuilder pBuilder = new PathKeyBuilder();
pBuilder.setPceId(new PceId(pceId));
pBuilder.setPathKey(new PathKey(pathKey));
builder.setSubobjectType(new PathKeyCaseBuilder().setPathKey(pBuilder.build()).build());
return builder.build();
}
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