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MVC Java config protected factory methods

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This change exposes protected methods for instantiating sub-classes of
RequestMappingHandlerAdapter and ExceptonHandlerExceptionResolver
similar to the existing method for RequestMappingHandlerMapping.
This commit is contained in:
Rossen Stoyanchev
2016-01-22 09:48:50 -05:00
parent 9cc518d167
commit ebccfd023a
1 changed files with 28 additions and 12 deletions
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40
spring-webmvc/src/main/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupport.java
View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2015 the original author or authors.
* Copyright 2002-2016 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.
@@ -480,7 +480,7 @@ public class WebMvcConfigurationSupport implements ApplicationContextAware, Serv
List<HandlerMethodReturnValueHandler> returnValueHandlers = new ArrayList<HandlerMethodReturnValueHandler>();
addReturnValueHandlers(returnValueHandlers);
RequestMappingHandlerAdapter adapter = new RequestMappingHandlerAdapter();
RequestMappingHandlerAdapter adapter = createRequestMappingHandlerAdapter();
adapter.setContentNegotiationManager(mvcContentNegotiationManager());
adapter.setMessageConverters(getMessageConverters());
adapter.setWebBindingInitializer(getConfigurableWebBindingInitializer());
@@ -512,6 +512,14 @@ public class WebMvcConfigurationSupport implements ApplicationContextAware, Serv
return adapter;
}
/**
* Protected method for plugging in a custom sub-class of
* {@link RequestMappingHandlerAdapter}.
*/
protected RequestMappingHandlerAdapter createRequestMappingHandlerAdapter() {
return new RequestMappingHandlerAdapter();
}
/**
* Return the {@link ConfigurableWebBindingInitializer} to use for
* initializing all {@link WebDataBinder} instances.
@@ -810,25 +818,33 @@ public class WebMvcConfigurationSupport implements ApplicationContextAware, Serv
* </ul>
*/
protected final void addDefaultHandlerExceptionResolvers(List<HandlerExceptionResolver> exceptionResolvers) {
ExceptionHandlerExceptionResolver exceptionHandlerExceptionResolver = new ExceptionHandlerExceptionResolver();
exceptionHandlerExceptionResolver.setContentNegotiationManager(mvcContentNegotiationManager());
exceptionHandlerExceptionResolver.setMessageConverters(getMessageConverters());
ExceptionHandlerExceptionResolver exceptionHandlerResolver = createExceptionHandlerExceptionResolver();
exceptionHandlerResolver.setContentNegotiationManager(mvcContentNegotiationManager());
exceptionHandlerResolver.setMessageConverters(getMessageConverters());
if (jackson2Present) {
List<ResponseBodyAdvice<?>> interceptors = new ArrayList<ResponseBodyAdvice<?>>();
interceptors.add(new JsonViewResponseBodyAdvice());
exceptionHandlerExceptionResolver.setResponseBodyAdvice(interceptors);
exceptionHandlerResolver.setResponseBodyAdvice(interceptors);
}
exceptionHandlerExceptionResolver.setApplicationContext(this.applicationContext);
exceptionHandlerExceptionResolver.afterPropertiesSet();
exceptionResolvers.add(exceptionHandlerExceptionResolver);
exceptionHandlerResolver.setApplicationContext(this.applicationContext);
exceptionHandlerResolver.afterPropertiesSet();
exceptionResolvers.add(exceptionHandlerResolver);
ResponseStatusExceptionResolver responseStatusExceptionResolver = new ResponseStatusExceptionResolver();
responseStatusExceptionResolver.setMessageSource(this.applicationContext);
exceptionResolvers.add(responseStatusExceptionResolver);
ResponseStatusExceptionResolver responseStatusResolver = new ResponseStatusExceptionResolver();
responseStatusResolver.setMessageSource(this.applicationContext);
exceptionResolvers.add(responseStatusResolver);
exceptionResolvers.add(new DefaultHandlerExceptionResolver());
}
/**
* Protected method for plugging in a custom sub-class of
* {@link ExceptionHandlerExceptionResolver}.
*/
protected ExceptionHandlerExceptionResolver createExceptionHandlerExceptionResolver() {
return new ExceptionHandlerExceptionResolver();
}
/**
* Register a {@link ViewResolverComposite} that contains a chain of view resolvers
* to use for view resolution.