Example usage for io.netty.buffer ByteBuf writeByte

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

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Introduction

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

Prototype

public abstract ByteBuf writeByte(int value);

Source Link

Document

Sets the specified byte at the current writerIndex and increases the writerIndex by 1 in this buffer.

Usage

From source file:at.yawk.accordion.codec.unsafe.NamedObjectCodec.java

License:Mozilla Public License

@SuppressWarnings({ "unchecked", "rawtypes" })
@Override// www .j  av  a  2s . c  om
public void encode(ByteBuf target, Object message) {
    if (message == null) {
        target.writeByte(0);
    } else {
        Class<?> clazz = message.getClass();
        writeClassName(target, clazz.getName());
        getCodec(clazz).encode(target, message);
    }
}

From source file:at.yawk.accordion.codec.unsafe.NamedObjectCodec.java

License:Mozilla Public License

private static void writeClassName(ByteBuf buf, String className) {
    buf.writeBytes(className.getBytes(StandardCharsets.UTF_8));
    buf.writeByte(0);
}

From source file:at.yawk.accordion.distributed.InternalProtocol.java

License:Mozilla Public License

/**
 * Write a byte array. Maximum length 0xff bytes.
 *//*w  ww .  ja  v a  2  s . c  o m*/
static void writeByteArray(ByteBuf to, byte[] array) {
    to.writeByte(array.length);
    to.writeBytes(array);
}

From source file:at.yawk.dbus.protocol.codec.MessageHeaderCodec.java

@Override
protected void encode(ChannelHandlerContext ctx, MessageHeader msg, ByteBuf out) throws Exception {
    out = out.order(Local.OUTBOUND_ORDER);

    AlignableByteBuf alignedBuf = AlignableByteBuf.encoding(out);
    out.writeByte(Local.OUTBOUND_ORDER == ByteOrder.LITTLE_ENDIAN ? 'l' : 'B');

    out.writeByte(msg.getMessageType().getId());

    byte flags = 0;
    if (msg.isNoReplyExpected()) {
        flags |= NO_REPLY_EXPECTED;/* w w  w . ja v a2  s . c om*/
    }
    if (msg.isNoAutoStart()) {
        flags |= NO_AUTO_START;
    }
    if (msg.isAllowInteractiveAuthorization()) {
        flags |= ALLOW_INTERACTIVE_AUTHORIZATION;
    }
    out.writeByte(flags);

    byte protocolVersion = msg.getMajorProtocolVersion();
    if (protocolVersion == 0) {
        protocolVersion = PROTOCOL_VERSION;
    }
    out.writeByte(protocolVersion);

    out.writeInt((int) msg.getMessageBodyLength());

    int serial = msg.getSerial();
    if (serial == 0) {
        serial = Local.generateSerial(ctx);
    }
    out.writeInt(serial);

    checkRequiredHeaderFieldsPresent(msg);
    ArrayObject headerObject = ArrayObject.create(HEADER_FIELD_LIST_TYPE,
            msg.getHeaderFields().entrySet().stream().map(entry -> {
                BasicObject id = BasicObject.createByte(entry.getKey().getId());
                DbusObject value = entry.getValue();
                return StructObject.create(HEADER_FIELD_TYPE, Arrays.asList(id, VariantObject.create(value)));
            }).collect(Collectors.toList()));

    headerObject.serialize(alignedBuf);
    alignedBuf.alignWrite(8);
}

From source file:blazingcache.network.netty.DodoMessageUtils.java

License:Apache License

public static void encodeMessage(ByteBuf encoded, Message m) {
    encoded.writeByte(VERSION);
    encoded.writeInt(m.type);/*w w w.j a va  2 s  .co m*/
    writeUTF8String(encoded, m.messageId);
    if (m.replyMessageId != null) {
        encoded.writeByte(OPCODE_REPLYMESSAGEID);
        writeUTF8String(encoded, m.replyMessageId);
    }
    if (m.clientId != null) {
        encoded.writeByte(OPCODE_WORKERPROCESSID);
        writeUTF8String(encoded, m.clientId);
    }
    if (m.parameters != null) {
        encoded.writeByte(OPCODE_PARAMETERS);
        encoded.writeInt(m.parameters.size());
        for (Map.Entry<String, Object> p : m.parameters.entrySet()) {
            writeEncodedSimpleValue(encoded, p.getKey());
            writeEncodedSimpleValue(encoded, p.getValue());
        }
    }

}

From source file:blazingcache.network.netty.DodoMessageUtils.java

License:Apache License

private static void writeEncodedSimpleValue(ByteBuf encoded, Object o) {
    if (o == null) {
        encoded.writeByte(OPCODE_NULL_VALUE);
    } else if (o instanceof String) {
        encoded.writeByte(OPCODE_STRING_VALUE);
        writeUTF8String(encoded, (String) o);
    } else if (o instanceof Integer) {
        encoded.writeByte(OPCODE_INT_VALUE);
        encoded.writeInt((Integer) o);
    } else if (o instanceof Long) {
        encoded.writeByte(OPCODE_LONG_VALUE);
        encoded.writeLong((Long) o);
    } else if (o instanceof Set) {
        Set set = (Set) o;
        encoded.writeByte(OPCODE_SET_VALUE);
        encoded.writeInt(set.size());/*from w  w  w  .j a  v a 2s  . c  om*/
        for (Object o2 : set) {
            writeEncodedSimpleValue(encoded, o2);
        }
    } else if (o instanceof List) {
        List set = (List) o;
        encoded.writeByte(OPCODE_LIST_VALUE);
        encoded.writeInt(set.size());
        for (Object o2 : set) {
            writeEncodedSimpleValue(encoded, o2);
        }

    } else if (o instanceof byte[]) {
        byte[] set = (byte[]) o;
        encoded.writeByte(OPCODE_BYTEARRAY_VALUE);
        encoded.writeInt(set.length);
        encoded.writeBytes(set);
    } else if (o instanceof Map) {
        Map set = (Map) o;
        encoded.writeByte(OPCODE_MAP_VALUE);
        encoded.writeInt(set.size());
        for (Map.Entry entry : (Iterable<Entry>) set.entrySet()) {
            writeEncodedSimpleValue(encoded, entry.getKey());
            writeEncodedSimpleValue(encoded, entry.getValue());
        }
    } else {
        throw new RuntimeException("unsupported class " + o.getClass());
    }
}

From source file:blazingcache.network.netty.MessageUtils.java

License:Apache License

private static void writeEncodedSimpleValue(ByteBuf encoded, Object o) {
    if (o == null) {
        encoded.writeByte(OPCODE_NULL_VALUE);
    } else if (o instanceof String) {
        encoded.writeByte(OPCODE_STRING_VALUE);
        writeUTF8String(encoded, (String) o);
    } else if (o instanceof RawString) {
        encoded.writeByte(OPCODE_STRING_VALUE);
        writeUTF8String(encoded, ((RawString) o).toString());
    } else if (o instanceof Integer) {
        encoded.writeByte(OPCODE_INT_VALUE);
        encoded.writeInt((Integer) o);
    } else if (o instanceof Long) {
        encoded.writeByte(OPCODE_LONG_VALUE);
        encoded.writeLong((Long) o);
    } else if (o instanceof Set) {
        Set set = (Set) o;
        encoded.writeByte(OPCODE_SET_VALUE);
        encoded.writeInt(set.size());/* w w w.  j  av  a 2  s .co m*/
        for (Object o2 : set) {
            writeEncodedSimpleValue(encoded, o2);
        }
    } else if (o instanceof List) {
        List set = (List) o;
        encoded.writeByte(OPCODE_LIST_VALUE);
        encoded.writeInt(set.size());
        for (Object o2 : set) {
            writeEncodedSimpleValue(encoded, o2);
        }

    } else if (o instanceof byte[]) {
        byte[] set = (byte[]) o;
        encoded.writeByte(OPCODE_BYTEARRAY_VALUE);
        encoded.writeInt(set.length);
        encoded.writeBytes(set);
    } else if (o instanceof Map) {
        Map set = (Map) o;
        encoded.writeByte(OPCODE_MAP_VALUE);
        encoded.writeInt(set.size());
        for (Map.Entry entry : (Iterable<Entry>) set.entrySet()) {
            writeEncodedSimpleValue(encoded, entry.getKey());
            writeEncodedSimpleValue(encoded, entry.getValue());
        }
    } else {
        throw new RuntimeException("unsupported class " + o.getClass());
    }
}

From source file:blusunrize.immersiveengineering.common.util.network.MessageSpeedloaderSync.java

@Override
public void toBytes(ByteBuf buf) {
    buf.writeByte(slot);
    buf.writeByte(hand.ordinal());
}

From source file:books.netty.protocol.netty.codec.NettyMessageEncoder.java

License:Apache License

@Override
protected void encode(ChannelHandlerContext ctx, NettyMessage msg, ByteBuf sendBuf) throws Exception {
    if (msg == null || msg.getHeader() == null)
        throw new Exception("The encode message is null");
    sendBuf.writeInt((msg.getHeader().getCrcCode()));
    sendBuf.writeInt((msg.getHeader().getLength()));
    sendBuf.writeLong((msg.getHeader().getSessionID()));
    sendBuf.writeByte((msg.getHeader().getType()));
    sendBuf.writeByte((msg.getHeader().getPriority()));
    sendBuf.writeInt((msg.getHeader().getAttachment().size()));
    String key = null;/*from   w  ww  .jav a2 s  .  c o  m*/
    byte[] keyArray = null;
    Object value = null;
    for (Map.Entry<String, Object> param : msg.getHeader().getAttachment().entrySet()) {
        key = param.getKey();
        keyArray = key.getBytes("UTF-8");
        sendBuf.writeInt(keyArray.length);
        sendBuf.writeBytes(keyArray);
        value = param.getValue();
        marshallingEncoder.encode(value, sendBuf);
    }
    key = null;
    keyArray = null;
    value = null;
    if (msg.getBody() != null) {
        marshallingEncoder.encode(msg.getBody(), sendBuf);
    } else
        sendBuf.writeInt(0);
    sendBuf.setInt(4, sendBuf.readableBytes() - 8);
}

From source file:books.netty.protocol.netty.codec.TestCodeC.java

License:Apache License

public ByteBuf encode(NettyMessage msg) throws Exception {
    ByteBuf sendBuf = Unpooled.buffer();
    sendBuf.writeInt((msg.getHeader().getCrcCode()));
    sendBuf.writeInt((msg.getHeader().getLength()));
    sendBuf.writeLong((msg.getHeader().getSessionID()));
    sendBuf.writeByte((msg.getHeader().getType()));
    sendBuf.writeByte((msg.getHeader().getPriority()));
    sendBuf.writeInt((msg.getHeader().getAttachment().size()));
    String key = null;// www  .ja  v  a  2  s . c  o  m
    byte[] keyArray = null;
    Object value = null;

    for (Map.Entry<String, Object> param : msg.getHeader().getAttachment().entrySet()) {
        key = param.getKey();
        keyArray = key.getBytes("UTF-8");
        sendBuf.writeInt(keyArray.length);
        sendBuf.writeBytes(keyArray);
        value = param.getValue();
        marshallingEncoder.encode(value, sendBuf);
    }
    key = null;
    keyArray = null;
    value = null;
    if (msg.getBody() != null) {
        marshallingEncoder.encode(msg.getBody(), sendBuf);
    } else
        sendBuf.writeInt(0);
    sendBuf.setInt(4, sendBuf.readableBytes());
    return sendBuf;
}