Examples with RSVPParsingException org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException used on opensource projects

Example 1 with RSVPParsingException

use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.

the class RROSubobjectListParser method parseList.

public List<SubobjectContainer> parseList(final ByteBuf buffer) throws RSVPParsingException {
    Preconditions.checkArgument(buffer != null && buffer.isReadable(), "Array of bytes is mandatory. Can't be null or empty.");
    final List<SubobjectContainer> subs = new ArrayList<>();
    while (buffer.isReadable()) {
        final int type = buffer.readUnsignedByte();
        final int length = buffer.readUnsignedByte() - HEADER_LENGTH;
        if (length > buffer.readableBytes()) {
            throw new RSVPParsingException("Wrong length specified. Passed: " + length + "; Expected: <= " + buffer.readableBytes());
        }
        LOG.debug("Attempt to parse subobject from bytes: {}", ByteBufUtil.hexDump(buffer));
        final SubobjectContainer sub = this.subobjReg.parseSubobject(type, buffer.readSlice(length));
        if (sub == null) {
            LOG.warn("Unknown subobject type: {}. Ignoring subobject.", type);
        } else {
            LOG.debug("Subobject was parsed. {}", sub);
            subs.add(sub);
        }
    }
    return subs;
}

Example 2 with RSVPParsingException

use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.

the class TEObjectTest method testProtectionCommonParser.

@Test
public void testProtectionCommonParser() {
    final ByteBuf emptyBuff = Unpooled.buffer();
    try {
        ProtectionCommonParser.parseCommonProtectionBodyType2(emptyBuff);
        Assert.fail();
    } catch (final RSVPParsingException e) {
        Assert.assertEquals("Wrong length of array of bytes. Passed: " + emptyBuff.readableBytes() + "; Expected: " + ProtectionCommonParser.CONTENT_LENGTH_C2 + ".", e.getMessage());
    }
}

Example 3 with RSVPParsingException

use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.

the class EROLabelSubobjectParser 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.");
    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.setLabelType(labelType);
    return new SubobjectContainerBuilder().setLoose(loose).setSubobjectType(new LabelCaseBuilder().setLabel(builder.build()).build()).build();
}

Example 4 with RSVPParsingException

use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.

the class RROUnnumberedInterfaceSubobjectParser 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 SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
    final BitArray flags = BitArray.valueOf(buffer, FLAGS_SIZE);
    builder.setProtectionAvailable(flags.get(LPA_F_OFFSET));
    builder.setProtectionInUse(flags.get(LPIU_F_OFFSET));
    final UnnumberedBuilder ubuilder = new UnnumberedBuilder();
    buffer.skipBytes(RESERVED);
    ubuilder.setRouterId(buffer.readUnsignedInt());
    ubuilder.setInterfaceId(buffer.readUnsignedInt());
    builder.setSubobjectType(new UnnumberedCaseBuilder().setUnnumbered(ubuilder.build()).build());
    return builder.build();
}

Example 5 with RSVPParsingException

use of org.opendaylight.protocol.rsvp.parser.spi.RSVPParsingException in project bgpcep by opendaylight.

the class XROIpv4PrefixSubobjectParser method parseSubobject.

@Override
public SubobjectContainer parseSubobject(final ByteBuf buffer, final boolean mandatory) 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.setMandatory(mandatory);
    if (buffer.readableBytes() != CONTENT4_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes() + ";");
    }
    final int length = buffer.getUnsignedByte(PREFIX4_F_OFFSET);
    final IpPrefixBuilder prefix = new IpPrefixBuilder().setIpPrefix(new IpPrefix(Ipv4Util.prefixForBytes(ByteArray.readBytes(buffer, Ipv4Util.IP4_LENGTH), length)));
    builder.setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(prefix.build()).build());
    buffer.skipBytes(PREFIX_F_LENGTH);
    builder.setAttribute(ExcludeRouteSubobjects.Attribute.forValue(buffer.readUnsignedByte()));
    return builder.build();
}