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ServerCodecConfigurer.java
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ServerCodecConfigurer.java
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/*
* Copyright 2002-2022 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;
import org.springframework.core.codec.Encoder;
/**
* Extension of {@link CodecConfigurer} for HTTP message reader and writer
* options relevant on the server side.
*
* <p>HTTP message readers for the following are registered by default:
* <ul>{@code byte[]}
* <li>{@link java.nio.ByteBuffer}
* <li>{@link org.springframework.core.io.buffer.DataBuffer DataBuffer}
* <li>{@link org.springframework.core.io.Resource Resource}
* <li>{@link String}
* <li>{@link org.springframework.util.MultiValueMap
* MultiValueMap<String,String>} for form data
* <li>{@link org.springframework.util.MultiValueMap
* MultiValueMap<String,Object>} for multipart data
* <li>JSON and Smile, if Jackson is present
* <li>XML, if JAXB2 is present
* </ul>
*
* <p>HTTP message writers registered by default:
* <ul>{@code byte[]}
* <li>{@link java.nio.ByteBuffer}
* <li>{@link org.springframework.core.io.buffer.DataBuffer DataBuffer}
* <li>{@link org.springframework.core.io.Resource Resource}
* <li>{@link String}
* <li>{@link org.springframework.util.MultiValueMap
* MultiValueMap<String,String>} for form data
* <li>JSON and Smile, if Jackson is present
* <li>XML, if JAXB2 is present
* <li>Server-Sent Events
* </ul>
*
* @author Rossen Stoyanchev
* @since 5.0
*/
public interface ServerCodecConfigurer extends CodecConfigurer {
/**
* {@inheritDoc}
* <p>On the server side, built-in default also include customizations
* related to the encoder for SSE.
*/
@Override
ServerDefaultCodecs defaultCodecs();
/**
* {@inheritDoc}.
*/
@Override
ServerCodecConfigurer clone();
/**
* Static factory method for a {@code ServerCodecConfigurer}.
*/
static ServerCodecConfigurer create() {
return CodecConfigurerFactory.create(ServerCodecConfigurer.class);
}
/**
* {@link CodecConfigurer.DefaultCodecs} extension with extra client-side options.
*/
interface ServerDefaultCodecs extends DefaultCodecs {
/**
* Configure the {@code Encoder} to use for Server-Sent Events.
* <p>By default if this is not set, and Jackson is available, the
* {@link #jackson2JsonEncoder} override is used instead. Use this method
* to customize the SSE encoder.
*/
void serverSentEventEncoder(Encoder<?> encoder);
}
}