com.hivemq.client.internal.mqtt.codec.encoder

Class MqttMessageEncoderUtil

java.lang.Object

com.hivemq.client.internal.mqtt.codec.encoder.MqttMessageEncoderUtil

public class MqttMessageEncoderUtil
extends java.lang.Object

Util for encoders for MQTT messages of different versions.

Method Summary

Modifier and Type	Method and Description
static int	encodedLengthWithHeader(int encodedLength) Calculates the encoded length with a prefixed header.
static int	encodedOrEmptyLength(@Nullable java.nio.ByteBuffer byteBuffer)
static int	encodedPacketLength(int remainingLength) Calculates the encoded length of a MQTT message with the given remaining length.
static void	encodeNullable(@Nullable java.nio.ByteBuffer byteBuffer, @NotNull io.netty.buffer.ByteBuf out)
static void	encodeNullable(@Nullable MqttUtf8StringImpl string, @NotNull io.netty.buffer.ByteBuf out)
static void	encodeOrEmpty(@Nullable java.nio.ByteBuffer byteBuffer, @NotNull io.netty.buffer.ByteBuf out)
static @NotNull MqttEncodeException	maximumPacketSizeExceeded(@NotNull MqttMessage message, int encodedLength, int maxPacketSize)
static int	nullableEncodedLength(@Nullable java.nio.ByteBuffer byteBuffer)
static int	nullableEncodedLength(@Nullable MqttUtf8StringImpl string)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

encodedPacketLength

public static int encodedPacketLength(int remainingLength)

Calculates the encoded length of a MQTT message with the given remaining length.

Parameters:

remainingLength - the remaining length of the MQTT message.

Returns:

the encoded length of the MQTT message.

encodedLengthWithHeader

public static int encodedLengthWithHeader(int encodedLength)

Calculates the encoded length with a prefixed header.

Parameters:

encodedLength - the encoded length.

Returns:

the encoded length with a prefixed header.

nullableEncodedLength

public static int nullableEncodedLength(@Nullable
                                        @Nullable MqttUtf8StringImpl string)

nullableEncodedLength

public static int nullableEncodedLength(@Nullable
                                        @Nullable java.nio.ByteBuffer byteBuffer)

encodedOrEmptyLength

public static int encodedOrEmptyLength(@Nullable
                                       @Nullable java.nio.ByteBuffer byteBuffer)

encodeNullable

public static void encodeNullable(@Nullable
                                  @Nullable MqttUtf8StringImpl string,
                                  @NotNull
                                  @NotNull io.netty.buffer.ByteBuf out)

encodeNullable

public static void encodeNullable(@Nullable
                                  @Nullable java.nio.ByteBuffer byteBuffer,
                                  @NotNull
                                  @NotNull io.netty.buffer.ByteBuf out)

encodeOrEmpty

public static void encodeOrEmpty(@Nullable
                                 @Nullable java.nio.ByteBuffer byteBuffer,
                                 @NotNull
                                 @NotNull io.netty.buffer.ByteBuf out)

maximumPacketSizeExceeded

@NotNull
public static @NotNull MqttEncodeException maximumPacketSizeExceeded(@NotNull
                                                                              @NotNull MqttMessage message,
                                                                              int encodedLength,
                                                                              int maxPacketSize)