Example usage for io.netty.buffer ByteBuf writerIndex

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

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Introduction

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

Prototype

public abstract int writerIndex();

Source Link

Document

Returns the writerIndex of this buffer.

Usage

From source file:org.opendaylight.capwap.msgelements.WTPRebootStatistics.java

License:Open Source License

@Override
public int encode(ByteBuf buf) {

    int start = buf.writerIndex();
    buf.writeBytes(ByteManager.unsignedShortToArray(this.rebootCount));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.acInitiated));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.linkFailure));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.softwareFailure));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.hwFailure));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.otherFailure));
    buf.writeBytes(ByteManager.unsignedShortToArray(this.unKnownFailure));
    buf.writeByte(ByteManager.shortToUnsingedByte(this.lastFailureType));
    return buf.writerIndex() - start;
}

From source file:org.opendaylight.capwap.msgelements.WtpStaticIPAddressInfo.java

License:Open Source License

@Override
public int encode(ByteBuf buf) {
    int start = buf.writerIndex();
    this.address.encode(buf);
    this.netmask.encode(buf);
    this.gateway.encode(buf);
    buf.writeByte(ByteManager.shortToUnsingedByte(this._static));
    return 0;/*from   ww w .  j  a v  a 2  s.  c om*/
}

From source file:org.opendaylight.groupbasedpolicy.jsonrpc.JsonRpcDecoder.java

License:Open Source License

@Override
protected void decode(ChannelHandlerContext ctx, ByteBuf buf, List<Object> out) throws Exception {

    logger.trace("readable bytes {}, records read {}, incomplete record bytes {}", buf.readableBytes(),
            recordsRead, lastRecordBytes);

    if (lastRecordBytes == 0) {
        if (buf.readableBytes() < 4) {
            return; //wait for more data
        }/*from   w w  w  .  java 2s  .com*/

        skipSpaces(buf);

        byte[] buff = new byte[4];
        buf.getBytes(buf.readerIndex(), buff);
        ByteSourceJsonBootstrapper strapper = new ByteSourceJsonBootstrapper(jacksonIOContext, buff, 0, 4);
        JsonEncoding jsonEncoding = strapper.detectEncoding();
        if (!JsonEncoding.UTF8.equals(jsonEncoding)) {
            throw new InvalidEncodingException(jsonEncoding.getJavaName(), "currently only UTF-8 is supported");
        }
    }

    int i = lastRecordBytes + buf.readerIndex();

    for (; i < buf.writerIndex(); i++) {
        switch (buf.getByte(i)) {
        case '{':
            if (!inS)
                leftCurlies++;
            break;
        case '}':
            if (!inS)
                rightCurlies++;
            break;
        case '"': {
            if (buf.getByte(i - 1) != '\\')
                inS = !inS;
            break;
        }
        default:
            break;
        }

        if (leftCurlies != 0 && leftCurlies == rightCurlies && !inS) {
            ByteBuf slice = buf.readSlice(1 + i - buf.readerIndex());
            JsonParser jp = jacksonJsonFactory.createParser(new ByteBufInputStream(slice));
            JsonNode root = jp.readValueAsTree();
            out.add(root);
            leftCurlies = rightCurlies = lastRecordBytes = 0;
            recordsRead++;
            break;
        }

        if (i - buf.readerIndex() >= maxFrameLength) {
            fail(ctx, i - buf.readerIndex());
        }
    }

    // end of stream, save the incomplete record index to avoid reexamining the whole on next run
    if (i >= buf.writerIndex()) {
        lastRecordBytes = buf.readableBytes();
        return;
    }
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.serialization.factories.MultipartReplyMessageFactory.java

License:Open Source License

private void writeOxmRelatedTableProperty(final ByteBuf output, final TableFeatureProperties property,
        final byte code) {
    int startIndex = output.writerIndex();
    output.writeShort(code);//w w  w . j  a v  a2 s.c o m
    int lengthIndex = output.writerIndex();
    output.writeShort(EncodeConstants.EMPTY_LENGTH);
    List<MatchEntry> entries = property.getAugmentation(OxmRelatedTableFeatureProperty.class).getMatchEntry();
    if (entries != null) {
        TypeKeyMaker<MatchEntry> keyMaker = TypeKeyMakerFactory
                .createMatchEntriesKeyMaker(EncodeConstants.OF13_VERSION_ID);
        ListSerializer.serializeHeaderList(entries, keyMaker, registry, output);
    }
    int length = output.writerIndex() - startIndex;
    output.setShort(lengthIndex, length);
    output.writeZero(paddingNeeded(length));
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.serialization.factories.MultipartReplyMessageFactory.java

License:Open Source License

private void writeActionsRelatedTableProperty(final ByteBuf output, final TableFeatureProperties property,
        final byte code) {
    int startIndex = output.writerIndex();
    output.writeShort(code);//  w w w .  ja  v a  2  s  .  com
    int lengthIndex = output.writerIndex();
    output.writeShort(EncodeConstants.EMPTY_LENGTH);
    List<Action> actions = property.getAugmentation(ActionRelatedTableFeatureProperty.class).getAction();
    if (actions != null) {
        TypeKeyMaker<Action> keyMaker = TypeKeyMakerFactory
                .createActionKeyMaker(EncodeConstants.OF13_VERSION_ID);
        ListSerializer.serializeHeaderList(actions, keyMaker, registry, output);
    }
    int length = output.writerIndex() - startIndex;
    output.setShort(lengthIndex, length);
    output.writeZero(paddingNeeded(length));
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.serialization.factories.MultipartReplyMessageFactory.java

License:Open Source License

private static void writeNextTableRelatedTableProperty(final ByteBuf output,
        final TableFeatureProperties property, final byte code) {
    int startIndex = output.writerIndex();
    output.writeShort(code);//from w  w  w  .  j a  v  a  2 s .  co  m
    int lengthIndex = output.writerIndex();
    output.writeShort(EncodeConstants.EMPTY_LENGTH);
    List<NextTableIds> nextTableIds = property.getAugmentation(NextTableRelatedTableFeatureProperty.class)
            .getNextTableIds();
    if (nextTableIds != null) {
        for (NextTableIds next : nextTableIds) {
            output.writeByte(next.getTableId());
        }
    }
    int length = output.writerIndex() - startIndex;
    output.setShort(lengthIndex, length);
    output.writeZero(paddingNeeded(length));
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.serialization.factories.MultipartReplyMessageFactory.java

License:Open Source License

private void writeInstructionRelatedTableProperty(final ByteBuf output, final TableFeatureProperties property,
        final byte code) {
    int startIndex = output.writerIndex();
    output.writeShort(code);//from  www.  j  ava2s . c  om
    int lengthIndex = output.writerIndex();
    output.writeShort(EncodeConstants.EMPTY_LENGTH);
    List<Instruction> instructions = property.getAugmentation(InstructionRelatedTableFeatureProperty.class)
            .getInstruction();
    if (instructions != null) {
        TypeKeyMaker<Instruction> keyMaker = TypeKeyMakerFactory
                .createInstructionKeyMaker(EncodeConstants.OF13_VERSION_ID);
        ListSerializer.serializeHeaderList(instructions, keyMaker, registry, output);
    }
    int length = output.writerIndex() - startIndex;
    output.setShort(lengthIndex, length);
    output.writeZero(paddingNeeded(length));
}

From source file:org.opendaylight.netide.openflowjava.protocol.impl.serialization.factories.NetIdePacketOutInputMessageFactory.java

License:Open Source License

@Override
public void serialize(PacketOutInput message, ByteBuf outBuffer) {
    ByteBufUtils.writeOFHeader(MESSAGE_TYPE, message, outBuffer, EncodeConstants.EMPTY_LENGTH);
    outBuffer.writeInt(message.getBufferId().intValue());
    outBuffer.writeInt(message.getInPort().getValue().intValue());
    int actionsLengthIndex = outBuffer.writerIndex();
    outBuffer.writeShort(message.getAction().size());
    outBuffer.writeZero(PADDING_IN_PACKET_OUT_MESSAGE);
    int actionsStartIndex = outBuffer.writerIndex();
    ListSerializer.serializeList(message.getAction(),
            TypeKeyMakerFactory.createActionKeyMaker(message.getVersion()), registry, outBuffer);
    outBuffer.setShort(actionsLengthIndex, outBuffer.writerIndex() - actionsStartIndex);
    byte[] data = message.getData();
    if (data != null) {
        outBuffer.writeBytes(data);/*from  www .  ja v a  2  s  . co  m*/
    }
    ByteBufUtils.updateOFHeaderLength(outBuffer);
}

From source file:org.opendaylight.openflowjava.protocol.impl.serialization.action.OF13SetFieldActionSerializer.java

License:Open Source License

@Override
public void serialize(Action action, ByteBuf outBuffer) {
    int startIndex = outBuffer.writerIndex();
    outBuffer.writeShort(ActionConstants.SET_FIELD_CODE);
    int lengthIndex = outBuffer.writerIndex();
    outBuffer.writeShort(EncodeConstants.EMPTY_LENGTH);
    MatchEntry entry = ((SetFieldCase) action.getActionChoice()).getSetFieldAction().getMatchEntry().get(0);
    MatchEntrySerializerKey<?, ?> key = new MatchEntrySerializerKey<>(EncodeConstants.OF13_VERSION_ID,
            entry.getOxmClass(), entry.getOxmMatchField());
    if (entry.getOxmClass().equals(ExperimenterClass.class)) {
        ExperimenterIdCase experimenterIdCase = (ExperimenterIdCase) entry.getMatchEntryValue();
        key.setExperimenterId(experimenterIdCase.getExperimenter().getExperimenter().getValue());
    } else {// w ww  . ja v  a2s  . co m
        key.setExperimenterId(null);
    }
    OFSerializer<MatchEntry> serializer = registry.getSerializer(key);
    serializer.serialize(entry, outBuffer);
    int paddingRemainder = (outBuffer.writerIndex() - startIndex) % EncodeConstants.PADDING;
    if (paddingRemainder != 0) {
        outBuffer.writeZero(EncodeConstants.PADDING - paddingRemainder);
    }
    outBuffer.setShort(lengthIndex, outBuffer.writerIndex() - startIndex);
}

From source file:org.opendaylight.openflowjava.protocol.impl.serialization.experimenter.AbstractBundleMessageFactory.java

License:Open Source License

protected void writeBundleProperties(final List<BundleProperty> properties, final ByteBuf outBuffer) {
    for (BundleProperty property : properties) {
        BundlePropertyType type = property.getType();
        if (type != null && type.equals(BundlePropertyType.ONFETBPTEXPERIMENTER)) {
            int startIndex = outBuffer.writerIndex();
            outBuffer.writeShort(type.getIntValue());
            int lengthIndex = outBuffer.writerIndex();
            outBuffer.writeShort(EncodeConstants.EMPTY_LENGTH);
            writeBundleExperimenterProperty(property, outBuffer);
            outBuffer.setShort(lengthIndex, outBuffer.writerIndex() - startIndex);
        } else {/*w  ww.  j  a v  a  2 s. co  m*/
            LOG.warn("lTrying to serialize unknown bundle property (type: {}), skipping", type.getIntValue());
        }
    }
}