org.springframework.http.codec.cbor.Jackson2CborEncoder Maven / Gradle / Ivy
/*
* Copyright 2002-2019 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.http.codec.cbor;
import java.util.Map;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.dataformat.cbor.CBORFactory;
import org.reactivestreams.Publisher;
import reactor.core.publisher.Flux;
import org.springframework.core.ResolvableType;
import org.springframework.core.io.buffer.DataBuffer;
import org.springframework.core.io.buffer.DataBufferFactory;
import org.springframework.http.MediaType;
import org.springframework.http.codec.json.AbstractJackson2Encoder;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
import org.springframework.util.Assert;
import org.springframework.util.MimeType;
/**
* Encode from an {@code Object} to bytes of CBOR objects using Jackson.
* Stream encoding is not supported yet.
*
* @author Sebastien Deleuze
* @since 5.2
* @see Jackson2CborDecoder
* @see Add CBOR support to WebFlux
*/
public class Jackson2CborEncoder extends AbstractJackson2Encoder {
public Jackson2CborEncoder() {
this(Jackson2ObjectMapperBuilder.cbor().build(), MediaType.APPLICATION_CBOR);
}
public Jackson2CborEncoder(ObjectMapper mapper, MimeType... mimeTypes) {
super(mapper, mimeTypes);
Assert.isAssignable(CBORFactory.class, mapper.getFactory().getClass());
}
@Override
public Flux encode(Publisher inputStream, DataBufferFactory bufferFactory, ResolvableType elementType, MimeType mimeType, Map hints) {
throw new UnsupportedOperationException("Does not support stream encoding yet");
}
}