Example usage for io.netty.buffer ByteBuf readUnsignedInt

List of usage examples for io.netty.buffer ByteBuf readUnsignedInt

  1. HOME
  2. Java
  3. io.netty
  4. io.netty.buffer.*
  5. ByteBuf
  6. readUnsignedInt

Introduction

In this page you can find the example usage for io.netty.buffer ByteBuf readUnsignedInt.

Prototype

public abstract long readUnsignedInt();

Source Link

Document

Gets an unsigned 32-bit integer at the current readerIndex and increases the readerIndex by 4 in this buffer.

Usage

From source file:org.opendaylight.protocol.pcep.spi.AbstractObjectWithTlvsParser.java

License:Open Source License

protected final void parseTlvs(final T builder, final ByteBuf bytes) throws PCEPDeserializerException {
    Preconditions.checkArgument(bytes != null, "Array of bytes is mandatory. Can't be null.");
    if (!bytes.isReadable()) {
        return;/*from   ww  w . j  a v  a  2 s.c o m*/
    }
    final List<VendorInformationTlv> viTlvs = Lists.newArrayList();
    while (bytes.isReadable()) {
        final int type = bytes.readUnsignedShort();
        final int length = bytes.readUnsignedShort();
        if (length > bytes.readableBytes()) {
            throw new PCEPDeserializerException("Wrong length specified. Passed: " + length + "; Expected: <= "
                    + bytes.readableBytes() + ".");
        }
        final ByteBuf tlvBytes = bytes.readSlice(length);
        LOG.trace("Parsing PCEP TLV : {}", ByteBufUtil.hexDump(tlvBytes));

        if (VendorInformationUtil.isVendorInformationTlv(type)) {
            final EnterpriseNumber enterpriseNumber = new EnterpriseNumber(tlvBytes.readUnsignedInt());
            final Optional<VendorInformationTlv> viTlv = this.viTlvReg
                    .parseVendorInformationTlv(enterpriseNumber, tlvBytes);
            if (viTlv.isPresent()) {
                LOG.trace("Parsed VENDOR-INFORMATION TLV {}.", viTlv.get());
                viTlvs.add(viTlv.get());
            }
        } else {
            final Tlv tlv = this.tlvReg.parseTlv(type, tlvBytes);
            if (tlv != null) {
                LOG.trace("Parsed PCEP TLV {}.", tlv);
                addTlv(builder, tlv);
            }
        }
        bytes.skipBytes(TlvUtil.getPadding(TlvUtil.HEADER_SIZE + length, TlvUtil.PADDED_TO));
    }
    addVendorInformationTlvs(builder, viTlvs);
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.subobject.label.Type1LabelParser.java

License:Open Source License

@Override
public LabelType parseLabel(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() != LABEL_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes()
                + "; Expected: " + LABEL_LENGTH + ".");
    }/*www  . java2s. c om*/
    return new Type1LabelCaseBuilder()
            .setType1Label(new Type1LabelBuilder().setType1Label(buffer.readUnsignedInt()).build()).build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.subobject.label.WavebandSwitchingLabelParser.java

License:Open Source License

@Override
public final LabelType parseLabel(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 + ".");
    }/*from  w  w  w.  j a  v a  2s  .  co  m*/
    final WavebandSwitchingLabelBuilder builder = new WavebandSwitchingLabelBuilder();
    builder.setWavebandId(buffer.readUnsignedInt());
    builder.setStartLabel(buffer.readUnsignedInt());
    builder.setEndLabel(buffer.readUnsignedInt());
    return new WavebandSwitchingLabelCaseBuilder().setWavebandSwitchingLabel(builder.build()).build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.subobject.rro.RROUnnumberedInterfaceSubobjectParser.java

License:Open Source License

@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 + ".");
    }/*from w w  w  .j  a va  2  s. c om*/
    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();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.subobject.xro.XROSRLGSubobjectParser.java

License:Open Source License

@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.");
    if (buffer.readableBytes() != CONTENT_LENGTH) {
        throw new RSVPParsingException("Wrong length of array of bytes. Passed: " + buffer.readableBytes()
                + "; Expected: " + CONTENT_LENGTH + ".");
    }//from w  w  w. ja  v a  2  s.  c  o m
    final SubobjectContainerBuilder builder = new SubobjectContainerBuilder();
    builder.setMandatory(mandatory);
    builder.setSubobjectType(new SrlgCaseBuilder()
            .setSrlg(new SrlgBuilder().setSrlgId(new SrlgId(buffer.readUnsignedInt())).build()).build());
    buffer.readByte();
    builder.setAttribute(ExcludeRouteSubobjects.Attribute.forValue(buffer.readUnsignedByte()));
    return builder.build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.te.FastRerouteObjectParser.java

License:Open Source License

@Override
protected RsvpTeObject localParseObject(final ByteBuf byteBuf) {
    final BasicFastRerouteObjectBuilder builder = new BasicFastRerouteObjectBuilder();
    builder.setSetupPriority(byteBuf.readUnsignedByte());
    builder.setHoldPriority(byteBuf.readUnsignedByte());
    builder.setHopLimit(byteBuf.readUnsignedByte());
    builder.setFlags(FastRerouteFlags.forValue(byteBuf.readUnsignedByte()));
    final ByteBuf v = byteBuf.readSlice(METRIC_VALUE_F_LENGTH);
    builder.setBandwidth(new Bandwidth(ByteArray.readAllBytes(v)));
    builder.setIncludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setExcludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setIncludeAll(new AttributeFilter(byteBuf.readUnsignedInt()));
    return builder.build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.te.FlowSpecObjectParser.java

License:Open Source License

@Override
protected RsvpTeObject localParseObject(final ByteBuf byteBuf) throws RSVPParsingException {
    final FlowSpecObjectBuilder builder = new FlowSpecObjectBuilder();
    //skip version number, reserved, overall length
    byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);
    builder.setServiceHeader(ServiceNumber.forValue(byteBuf.readUnsignedByte()));
    //skip reserved
    byteBuf.skipBytes(ByteBufWriteUtil.ONE_BYTE_LENGTH);
    //skip Length of controlled-load data
    byteBuf.skipBytes(ByteBufWriteUtil.SHORT_BYTES_LENGTH);
    //skip parameter ID 127 and 127 flags
    byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);
    final TspecObjectBuilder tBuilder = new TspecObjectBuilder();
    tBuilder.setTokenBucketRate(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    tBuilder.setTokenBucketSize(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    tBuilder.setPeakDataRate(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    tBuilder.setMinimumPolicedUnit(byteBuf.readUnsignedInt());
    tBuilder.setMaximumPacketSize(byteBuf.readUnsignedInt());
    builder.setTspecObject(tBuilder.build());
    if (builder.getServiceHeader().getIntValue() == 2) {
        //skip parameter ID 130, flags, lenght
        byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);
        builder.setRate(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
        builder.setSlackTerm(byteBuf.readUnsignedInt());
    }/*from   w  w w. j a  v  a 2 s. c om*/
    return builder.build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.te.InformationalFastRerouteObjectParser.java

License:Open Source License

@Override
protected RsvpTeObject localParseObject(final ByteBuf byteBuf) throws RSVPParsingException {
    final LegacyFastRerouteObjectBuilder builder = new LegacyFastRerouteObjectBuilder();
    builder.setSetupPriority(byteBuf.readUnsignedByte());
    builder.setHoldPriority(byteBuf.readUnsignedByte());
    builder.setHopLimit(byteBuf.readUnsignedByte());
    //skip reserved
    byteBuf.skipBytes(ByteBufWriteUtil.ONE_BYTE_LENGTH);
    final ByteBuf v = byteBuf.readSlice(METRIC_VALUE_F_LENGTH);
    builder.setBandwidth(new Bandwidth(ByteArray.readAllBytes(v)));
    builder.setIncludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setExcludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    return builder.build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.te.SenderTspecObjectParser.java

License:Open Source License

@Override
protected RsvpTeObject localParseObject(final ByteBuf byteBuf) throws RSVPParsingException {
    final TspecObjectBuilder builder = new TspecObjectBuilder();
    //skip version number, reserved, Overall length
    byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);
    //skip Service header, reserved, Length of service
    byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);
    //skip Parameter ID, Parameter 127 flags, Parameter 127 length
    byteBuf.skipBytes(ByteBufWriteUtil.INT_BYTES_LENGTH);

    builder.setTokenBucketRate(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    builder.setTokenBucketSize(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    builder.setPeakDataRate(new Float32(ByteArray.readBytes(byteBuf, METRIC_VALUE_F_LENGTH)));
    builder.setMinimumPolicedUnit(byteBuf.readUnsignedInt());
    builder.setMaximumPacketSize(byteBuf.readUnsignedInt());
    return builder.build();
}

From source file:org.opendaylight.protocol.rsvp.parser.impl.te.SessionAttributeLspRaObjectParser.java

License:Open Source License

@Override
protected RsvpTeObject localParseObject(final ByteBuf byteBuf) throws RSVPParsingException {
    final SessionAttributeObjectWithResourcesAffinitiesBuilder builder = new SessionAttributeObjectWithResourcesAffinitiesBuilder();
    builder.setIncludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setExcludeAny(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setIncludeAll(new AttributeFilter(byteBuf.readUnsignedInt()));
    builder.setSetupPriority(byteBuf.readUnsignedByte());
    builder.setHoldPriority(byteBuf.readUnsignedByte());
    final BitArray bs = BitArray.valueOf(byteBuf.readByte());
    builder.setLocalProtectionDesired(bs.get(SessionAttributeLspObjectParser.LOCAL_PROTECTION));
    builder.setLabelRecordingDesired(bs.get(SessionAttributeLspObjectParser.LABEL_RECORDING));
    builder.setSeStyleDesired(bs.get(SessionAttributeLspObjectParser.SE_STYLE));
    final short nameLenght = byteBuf.readUnsignedByte();
    final ByteBuf auxBuf = byteBuf.readSlice(nameLenght);
    final String name = new String(ByteArray.readAllBytes(auxBuf), StandardCharsets.US_ASCII);
    builder.setSessionName(name);/*from w  ww  .j  a  va2s  .com*/
    return builder.build();
}