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DelegatingWebMvcConfiguration.java
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DelegatingWebMvcConfiguration.java
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/*
* 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.web.servlet.config.annotation;
import java.util.List;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.format.FormatterRegistry;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.lang.Nullable;
import org.springframework.util.CollectionUtils;
import org.springframework.validation.MessageCodesResolver;
import org.springframework.validation.Validator;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.HandlerMethodReturnValueHandler;
import org.springframework.web.servlet.HandlerExceptionResolver;
/**
* A subclass of {@code WebMvcConfigurationSupport} that detects and delegates
* to all beans of type {@link WebMvcConfigurer} allowing them to customize the
* configuration provided by {@code WebMvcConfigurationSupport}. This is the
* class actually imported by {@link EnableWebMvc @EnableWebMvc}.
*
* @author Rossen Stoyanchev
* @since 3.1
*/
@Configuration(proxyBeanMethods = false)
public class DelegatingWebMvcConfiguration extends WebMvcConfigurationSupport {
private final WebMvcConfigurerComposite configurers = new WebMvcConfigurerComposite();
@Autowired(required = false)
public void setConfigurers(List<WebMvcConfigurer> configurers) {
if (!CollectionUtils.isEmpty(configurers)) {
this.configurers.addWebMvcConfigurers(configurers);
}
}
@Override
protected void configurePathMatch(PathMatchConfigurer configurer) {
this.configurers.configurePathMatch(configurer);
}
@Override
protected void configureContentNegotiation(ContentNegotiationConfigurer configurer) {
this.configurers.configureContentNegotiation(configurer);
}
@Override
protected void configureAsyncSupport(AsyncSupportConfigurer configurer) {
this.configurers.configureAsyncSupport(configurer);
}
@Override
protected void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {
this.configurers.configureDefaultServletHandling(configurer);
}
@Override
protected void addFormatters(FormatterRegistry registry) {
this.configurers.addFormatters(registry);
}
@Override
protected void addInterceptors(InterceptorRegistry registry) {
this.configurers.addInterceptors(registry);
}
@Override
protected void addResourceHandlers(ResourceHandlerRegistry registry) {
this.configurers.addResourceHandlers(registry);
}
@Override
protected void addCorsMappings(CorsRegistry registry) {
this.configurers.addCorsMappings(registry);
}
@Override
protected void addViewControllers(ViewControllerRegistry registry) {
this.configurers.addViewControllers(registry);
}
@Override
protected void configureViewResolvers(ViewResolverRegistry registry) {
this.configurers.configureViewResolvers(registry);
}
@Override
protected void addArgumentResolvers(List<HandlerMethodArgumentResolver> argumentResolvers) {
this.configurers.addArgumentResolvers(argumentResolvers);
}
@Override
protected void addReturnValueHandlers(List<HandlerMethodReturnValueHandler> returnValueHandlers) {
this.configurers.addReturnValueHandlers(returnValueHandlers);
}
@Override
protected void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
this.configurers.configureMessageConverters(converters);
}
@Override
protected void extendMessageConverters(List<HttpMessageConverter<?>> converters) {
this.configurers.extendMessageConverters(converters);
}
@Override
protected void configureHandlerExceptionResolvers(List<HandlerExceptionResolver> exceptionResolvers) {
this.configurers.configureHandlerExceptionResolvers(exceptionResolvers);
}
@Override
protected void extendHandlerExceptionResolvers(List<HandlerExceptionResolver> exceptionResolvers) {
this.configurers.extendHandlerExceptionResolvers(exceptionResolvers);
}
@Override
@Nullable
protected Validator getValidator() {
return this.configurers.getValidator();
}
@Override
@Nullable
protected MessageCodesResolver getMessageCodesResolver() {
return this.configurers.getMessageCodesResolver();
}
}