How to use

org.springframework.core.codec.ByteArrayEncoder

constructor

public ByteArrayEncoderTests() {
  super(new ByteArrayEncoder());
}

/**
 * Return writers that support specific types.
 * @param forMultipart whether to returns writers for general use ("false"),
 * or for multipart requests only ("true"). Generally the two sets are the
 * same except for the multipart writer itself.
 */
@SuppressWarnings("unchecked")
final List<HttpMessageWriter<?>> getTypedWriters(boolean forMultipart) {
  if (!this.registerDefaults) {
    return Collections.emptyList();
  }
  List<HttpMessageWriter<?>> writers = new ArrayList<>();
  writers.add(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new DataBufferEncoder()));
  writers.add(new ResourceHttpMessageWriter());
  writers.add(new EncoderHttpMessageWriter<>(CharSequenceEncoder.textPlainOnly()));
  // No client or server specific multipart writers currently..
  if (!forMultipart) {
    extendTypedWriters(writers);
  }
  if (protobufPresent) {
    Encoder<?> encoder = this.protobufEncoder != null ? this.protobufEncoder : new ProtobufEncoder();
    writers.add(new ProtobufHttpMessageWriter((Encoder) encoder));
  }
  return writers;
}

/**
 * Return writers that support specific types.
 * @param forMultipart whether to returns writers for general use ("false"),
 * or for multipart requests only ("true"). Generally the two sets are the
 * same except for the multipart writer itself.
 */
@SuppressWarnings("unchecked")
final List<HttpMessageWriter<?>> getTypedWriters(boolean forMultipart) {
  if (!this.registerDefaults) {
    return Collections.emptyList();
  }
  List<HttpMessageWriter<?>> writers = new ArrayList<>();
  writers.add(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new DataBufferEncoder()));
  writers.add(new ResourceHttpMessageWriter());
  writers.add(new EncoderHttpMessageWriter<>(CharSequenceEncoder.textPlainOnly()));
  // No client or server specific multipart writers currently..
  if (!forMultipart) {
    extendTypedWriters(writers);
  }
  if (protobufPresent) {
    Encoder<?> encoder = this.protobufEncoder != null ? this.protobufEncoder : new ProtobufEncoder();
    writers.add(new ProtobufHttpMessageWriter((Encoder) encoder));
  }
  return writers;
}

/**
 * Return writers that support specific types.
 * @param forMultipart whether to returns writers for general use ("false"),
 * or for multipart requests only ("true"). Generally the two sets are the
 * same except for the multipart writer itself.
 */
final List<HttpMessageWriter<?>> getTypedWriters(boolean forMultipart) {
  if (!this.registerDefaults) {
    return Collections.emptyList();
  }
  List<HttpMessageWriter<?>> writers = new ArrayList<>();
  writers.add(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new DataBufferEncoder()));
  writers.add(new ResourceHttpMessageWriter());
  writers.add(new EncoderHttpMessageWriter<>(CharSequenceEncoder.textPlainOnly()));
  // No client or server specific multipart writers currently..
  if (!forMultipart) {
    extendTypedWriters(writers);
  }
  return writers;
}

/**
 * Return writers that support specific types.
 * @param forMultipart whether to returns writers for general use ("false"),
 * or for multipart requests only ("true"). Generally the two sets are the
 * same except for the multipart writer itself.
 */
@SuppressWarnings("unchecked")
final List<HttpMessageWriter<?>> getTypedWriters(boolean forMultipart) {
  if (!this.registerDefaults) {
    return Collections.emptyList();
  }
  List<HttpMessageWriter<?>> writers = new ArrayList<>();
  writers.add(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new DataBufferEncoder()));
  writers.add(new ResourceHttpMessageWriter());
  writers.add(new EncoderHttpMessageWriter<>(CharSequenceEncoder.textPlainOnly()));
  // No client or server specific multipart writers currently..
  if (!forMultipart) {
    extendTypedWriters(writers);
  }
  if (protobufPresent) {
    Encoder<?> encoder = this.protobufEncoder != null ? this.protobufEncoder : new ProtobufEncoder();
    writers.add(new ProtobufHttpMessageWriter((Encoder) encoder));
  }
  return writers;
}

/**
 * Adds default converters that sub-classes can call from
 * {@link #configureMessageWriters(List)}.
 */
protected final void addDefaultHttpMessageWriters(List<HttpMessageWriter<?>> writers) {
  List<Encoder<?>> sseDataEncoders = new ArrayList<>();
  writers.add(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  writers.add(new EncoderHttpMessageWriter<>(new CharSequenceEncoder()));
  writers.add(new ResourceHttpMessageWriter());
  if (jaxb2Present) {
    writers.add(new EncoderHttpMessageWriter<>(new Jaxb2XmlEncoder()));
  }
  if (jackson2Present) {
    Jackson2JsonEncoder encoder = new Jackson2JsonEncoder();
    writers.add(new Jackson2ServerHttpMessageWriter(encoder));
    sseDataEncoders.add(encoder);
    HttpMessageWriter<Object> writer = new ServerSentEventHttpMessageWriter(sseDataEncoders);
    writers.add(new Jackson2ServerHttpMessageWriter(writer));
  }
  else {
    writers.add(new ServerSentEventHttpMessageWriter(sseDataEncoders));
  }
}

cc.decoder(StringDecoder.allMimeTypes(false));
cc.encoder(new ByteArrayEncoder());
cc.encoder(new Jackson2JsonEncoder());

public void defaultConfiguration() {
  messageReader(new DecoderHttpMessageReader<>(new ByteArrayDecoder()));
  messageReader(new DecoderHttpMessageReader<>(new ByteBufferDecoder()));
  if (jackson2Present) {
    messageReader(new ServerSentEventHttpMessageReader(Collections.singletonList(new Jackson2JsonDecoder())));
  }
  else {
    messageReader(new ServerSentEventHttpMessageReader(Collections.emptyList()));
  }
  messageReader(new DecoderHttpMessageReader<>(new StringDecoder(false)));
  messageWriter(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  messageWriter(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  messageWriter(new EncoderHttpMessageWriter<>(new CharSequenceEncoder()));
  messageWriter(new ResourceHttpMessageWriter());
  if (jaxb2Present) {
    messageReader(new DecoderHttpMessageReader<>(new Jaxb2XmlDecoder()));
    messageWriter(new EncoderHttpMessageWriter<>(new Jaxb2XmlEncoder()));
  }
  if (jackson2Present) {
    messageReader(new DecoderHttpMessageReader<>(new Jackson2JsonDecoder()));
    messageWriter(new EncoderHttpMessageWriter<>(new Jackson2JsonEncoder()));
  }
}

public void defaultConfiguration() {
  messageReader(new DecoderHttpMessageReader<>(new ByteArrayDecoder()));
  messageReader(new DecoderHttpMessageReader<>(new ByteBufferDecoder()));
  messageReader(new DecoderHttpMessageReader<>(new StringDecoder()));
  messageWriter(new EncoderHttpMessageWriter<>(new ByteArrayEncoder()));
  messageWriter(new EncoderHttpMessageWriter<>(new ByteBufferEncoder()));
  messageWriter(new EncoderHttpMessageWriter<>(new CharSequenceEncoder()));
  messageWriter(new ResourceHttpMessageWriter());
  if (jaxb2Present) {
    messageReader(new DecoderHttpMessageReader<>(new Jaxb2XmlDecoder()));
    messageWriter(new EncoderHttpMessageWriter<>(new Jaxb2XmlEncoder()));
  }
  if (jackson2Present) {
    messageReader(new DecoderHttpMessageReader<>(new Jackson2JsonDecoder()));
    Jackson2JsonEncoder jsonEncoder = new Jackson2JsonEncoder();
    messageWriter(new EncoderHttpMessageWriter<>(jsonEncoder));
    messageWriter(
        new ServerSentEventHttpMessageWriter(Collections.singletonList(jsonEncoder)));
  }
  else {
    messageWriter(new ServerSentEventHttpMessageWriter());
  }
}