org.springframework.boot.autoconfigure.http.HttpMessageConvertersAutoConfiguration Maven / Gradle / Ivy
/*
* Copyright 2012-2018 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
*
* http://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.boot.autoconfigure.http;
import java.util.Collections;
import java.util.List;
import org.springframework.beans.factory.ObjectProvider;
import org.springframework.boot.autoconfigure.AutoConfigureAfter;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean;
import org.springframework.boot.autoconfigure.gson.GsonAutoConfiguration;
import org.springframework.boot.autoconfigure.jackson.JacksonAutoConfiguration;
import org.springframework.boot.autoconfigure.jsonb.JsonbAutoConfiguration;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Import;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.http.converter.StringHttpMessageConverter;
/**
* {@link EnableAutoConfiguration Auto-configuration} for {@link HttpMessageConverter}s.
*
* @author Dave Syer
* @author Christian Dupuis
* @author Piotr Maj
* @author Oliver Gierke
* @author David Liu
* @author Andy Wilkinson
* @author Sebastien Deleuze
* @author Stephane Nicoll
* @author Eddú Meléndez
*/
@Configuration
@ConditionalOnClass(HttpMessageConverter.class)
@AutoConfigureAfter({ GsonAutoConfiguration.class, JacksonAutoConfiguration.class,
JsonbAutoConfiguration.class })
@Import({ JacksonHttpMessageConvertersConfiguration.class,
GsonHttpMessageConvertersConfiguration.class,
JsonbHttpMessageConvertersConfiguration.class })
public class HttpMessageConvertersAutoConfiguration {
static final String PREFERRED_MAPPER_PROPERTY = "spring.http.converters.preferred-json-mapper";
private final List> converters;
public HttpMessageConvertersAutoConfiguration(
ObjectProvider>> convertersProvider) {
this.converters = convertersProvider.getIfAvailable();
}
@Bean
@ConditionalOnMissingBean
public HttpMessageConverters messageConverters() {
return new HttpMessageConverters(
(this.converters != null) ? this.converters : Collections.emptyList());
}
@Configuration
@ConditionalOnClass(StringHttpMessageConverter.class)
@EnableConfigurationProperties(HttpEncodingProperties.class)
protected static class StringHttpMessageConverterConfiguration {
private final HttpEncodingProperties encodingProperties;
protected StringHttpMessageConverterConfiguration(
HttpEncodingProperties encodingProperties) {
this.encodingProperties = encodingProperties;
}
@Bean
@ConditionalOnMissingBean
public StringHttpMessageConverter stringHttpMessageConverter() {
StringHttpMessageConverter converter = new StringHttpMessageConverter(
this.encodingProperties.getCharset());
converter.setWriteAcceptCharset(false);
return converter;
}
}
}