001/* 002 * Copyright 2002-2019 the original author or authors. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * https://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016 017package org.springframework.http.codec.json; 018 019import java.util.Collections; 020import java.util.List; 021 022import com.fasterxml.jackson.databind.ObjectMapper; 023import com.fasterxml.jackson.dataformat.smile.SmileFactory; 024import reactor.core.publisher.Flux; 025 026import org.springframework.http.MediaType; 027import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder; 028import org.springframework.util.Assert; 029import org.springframework.util.MimeType; 030 031/** 032 * Encode from an {@code Object} stream to a byte stream of Smile objects using Jackson 2.9. 033 * For non-streaming use cases, {@link Flux} elements are collected into a {@link List} 034 * before serialization for performance reason. 035 * 036 * @author Sebastien Deleuze 037 * @since 5.0 038 * @see Jackson2SmileDecoder 039 */ 040public class Jackson2SmileEncoder extends AbstractJackson2Encoder { 041 042 private static final MimeType[] DEFAULT_SMILE_MIME_TYPES = new MimeType[] { 043 new MimeType("application", "x-jackson-smile"), 044 new MimeType("application", "*+x-jackson-smile")}; 045 046 047 public Jackson2SmileEncoder() { 048 this(Jackson2ObjectMapperBuilder.smile().build(), DEFAULT_SMILE_MIME_TYPES); 049 } 050 051 public Jackson2SmileEncoder(ObjectMapper mapper, MimeType... mimeTypes) { 052 super(mapper, mimeTypes); 053 Assert.isAssignable(SmileFactory.class, mapper.getFactory().getClass()); 054 setStreamingMediaTypes(Collections.singletonList(new MediaType("application", "stream+x-jackson-smile"))); 055 } 056 057}