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Update default view resolver in MVC Java config

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When not ViewResolver's have been registered, detect if the context
contains any other ViewResolver beans. If not, add InternalResourceVR
to match default DispatcherServlet behavior.

Issue: SPR-12267
This commit is contained in:
Rossen Stoyanchev
2014-09-29 17:19:19 -04:00
parent ae43b17fa0
commit 49cf30e964
2 changed files with 79 additions and 36 deletions
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105
spring-webmvc/src/test/java/org/springframework/web/servlet/config/annotation/WebMvcConfigurationSupportTests.java
View File

@@ -18,12 +18,14 @@ package org.springframework.web.servlet.config.annotation;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import javax.servlet.http.HttpServletRequest;
import org.joda.time.DateTime;
import org.junit.Before;
import org.junit.Test;
import org.springframework.beans.DirectFieldAccessor;
import org.springframework.beans.factory.BeanFactoryUtils;
import org.springframework.context.ApplicationContext;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.Scope;
@@ -44,12 +46,13 @@ import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.support.ConfigurableWebBindingInitializer;
import org.springframework.web.context.WebApplicationContext;
import org.springframework.web.context.support.AnnotationConfigWebApplicationContext;
import org.springframework.web.method.support.CompositeUriComponentsContributor;
import org.springframework.web.servlet.HandlerExceptionResolver;
import org.springframework.web.servlet.HandlerExecutionChain;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.view.BeanNameViewResolver;
import org.springframework.web.servlet.view.InternalResourceViewResolver;
import org.springframework.web.servlet.view.ViewResolverComposite;
import org.springframework.web.servlet.handler.AbstractHandlerMapping;
import org.springframework.web.servlet.handler.BeanNameUrlHandlerMapping;
@@ -66,6 +69,7 @@ import org.springframework.web.servlet.resource.ResourceUrlProviderExposingInter
import org.springframework.web.util.UrlPathHelper;
import static org.junit.Assert.*;
import static org.junit.Assert.assertEquals;
/**
* A test fixture with an {@link WebMvcConfigurationSupport} instance.
@@ -76,23 +80,11 @@ import static org.junit.Assert.*;
*/
public class WebMvcConfigurationSupportTests {
private WebApplicationContext wac;
@Before
public void setUp() {
AnnotationConfigWebApplicationContext cxt = new AnnotationConfigWebApplicationContext();
cxt.setServletContext(new MockServletContext());
cxt.register(TestConfig.class, ScopedController.class, ScopedProxyController.class);
cxt.refresh();
this.wac = cxt;
}
@Test
public void requestMappingHandlerMapping() throws Exception {
RequestMappingHandlerMapping handlerMapping = this.wac.getBean(RequestMappingHandlerMapping.class);
ApplicationContext context = initContext(WebConfig.class, ScopedController.class, ScopedProxyController.class);
RequestMappingHandlerMapping handlerMapping = context.getBean(RequestMappingHandlerMapping.class);
assertEquals(0, handlerMapping.getOrder());
HandlerExecutionChain chain = handlerMapping.getHandler(new MockHttpServletRequest("GET", "/"));
@@ -109,8 +101,9 @@ public class WebMvcConfigurationSupportTests {
@Test
public void emptyViewControllerHandlerMapping() {
AbstractHandlerMapping handlerMapping = this.wac.getBean(
"viewControllerHandlerMapping", AbstractHandlerMapping.class);
ApplicationContext context = initContext(WebConfig.class);
String name = "viewControllerHandlerMapping";
AbstractHandlerMapping handlerMapping = context.getBean(name, AbstractHandlerMapping.class);
assertNotNull(handlerMapping);
assertEquals(Integer.MAX_VALUE, handlerMapping.getOrder());
@@ -119,7 +112,8 @@ public class WebMvcConfigurationSupportTests {
@Test
public void beanNameHandlerMapping() throws Exception {
BeanNameUrlHandlerMapping handlerMapping = this.wac.getBean(BeanNameUrlHandlerMapping.class);
ApplicationContext context = initContext(WebConfig.class);
BeanNameUrlHandlerMapping handlerMapping = context.getBean(BeanNameUrlHandlerMapping.class);
assertEquals(2, handlerMapping.getOrder());
HttpServletRequest request = new MockHttpServletRequest("GET", "/testController");
@@ -133,8 +127,8 @@ public class WebMvcConfigurationSupportTests {
@Test
public void emptyResourceHandlerMapping() {
AbstractHandlerMapping handlerMapping = this.wac.getBean(
"resourceHandlerMapping", AbstractHandlerMapping.class);
ApplicationContext context = initContext(WebConfig.class);
AbstractHandlerMapping handlerMapping = context.getBean("resourceHandlerMapping", AbstractHandlerMapping.class);
assertNotNull(handlerMapping);
assertEquals(Integer.MAX_VALUE, handlerMapping.getOrder());
@@ -143,8 +137,9 @@ public class WebMvcConfigurationSupportTests {
@Test
public void emptyDefaultServletHandlerMapping() {
AbstractHandlerMapping handlerMapping = this.wac.getBean(
"defaultServletHandlerMapping", AbstractHandlerMapping.class);
ApplicationContext context = initContext(WebConfig.class);
String name = "defaultServletHandlerMapping";
AbstractHandlerMapping handlerMapping = context.getBean(name, AbstractHandlerMapping.class);
assertNotNull(handlerMapping);
assertEquals(Integer.MAX_VALUE, handlerMapping.getOrder());
@@ -153,7 +148,8 @@ public class WebMvcConfigurationSupportTests {
@Test
public void requestMappingHandlerAdapter() throws Exception {
RequestMappingHandlerAdapter adapter = this.wac.getBean(RequestMappingHandlerAdapter.class);
ApplicationContext context = initContext(WebConfig.class);
RequestMappingHandlerAdapter adapter = context.getBean(RequestMappingHandlerAdapter.class);
assertEquals(9, adapter.getMessageConverters().size());
ConfigurableWebBindingInitializer initializer = (ConfigurableWebBindingInitializer) adapter.getWebBindingInitializer();
@@ -175,7 +171,8 @@ public class WebMvcConfigurationSupportTests {
@Test
public void uriComponentsContributor() throws Exception {
CompositeUriComponentsContributor uriComponentsContributor = this.wac.getBean(
ApplicationContext context = initContext(WebConfig.class);
CompositeUriComponentsContributor uriComponentsContributor = context.getBean(
MvcUriComponentsBuilder.MVC_URI_COMPONENTS_CONTRIBUTOR_BEAN_NAME,
CompositeUriComponentsContributor.class);
@@ -184,8 +181,9 @@ public class WebMvcConfigurationSupportTests {
@Test
public void handlerExceptionResolver() throws Exception {
ApplicationContext context = initContext(WebConfig.class);
HandlerExceptionResolverComposite compositeResolver =
this.wac.getBean("handlerExceptionResolver", HandlerExceptionResolverComposite.class);
context.getBean("handlerExceptionResolver", HandlerExceptionResolverComposite.class);
assertEquals(0, compositeResolver.getOrder());
@@ -203,20 +201,37 @@ public class WebMvcConfigurationSupportTests {
assertEquals(1, interceptors.size());
assertEquals(JsonViewResponseBodyAdvice.class, interceptors.get(0).getClass());
}
@Test
public void emptyViewResolver() throws Exception {
ViewResolverComposite compositeResolver = this.wac.getBean(ViewResolverComposite.class);
assertEquals(Ordered.LOWEST_PRECEDENCE, compositeResolver.getOrder());
List<ViewResolver> resolvers = compositeResolver.getViewResolvers();
assertEquals(0, resolvers.size());
assertNull(compositeResolver.resolveViewName("anyViewName", Locale.ENGLISH));
public void mvcViewResolver() {
ApplicationContext context = initContext(WebConfig.class);
ViewResolverComposite resolver = context.getBean("mvcViewResolver", ViewResolverComposite.class);
Map<String, ViewResolver> map = BeanFactoryUtils.beansOfTypeIncludingAncestors(
context, ViewResolver.class, true, false);
assertNotNull(resolver);
assertEquals(1, resolver.getViewResolvers().size());
assertEquals(InternalResourceViewResolver.class, resolver.getViewResolvers().get(0).getClass());
assertEquals(Ordered.LOWEST_PRECEDENCE, resolver.getOrder());
}
@Test
public void mvcViewResolverWithExistingResolver() throws Exception {
ApplicationContext context = initContext(WebConfig.class, ViewResolverConfig.class);
ViewResolverComposite resolver = context.getBean("mvcViewResolver", ViewResolverComposite.class);
assertNotNull(resolver);
assertEquals(0, resolver.getViewResolvers().size());
assertEquals(Ordered.LOWEST_PRECEDENCE, resolver.getOrder());
assertNull(resolver.resolveViewName("anyViewName", Locale.ENGLISH));
}
@Test
public void defaultPathMatchConfiguration() throws Exception {
UrlPathHelper urlPathHelper = this.wac.getBean(UrlPathHelper.class);
PathMatcher pathMatcher = this.wac.getBean(PathMatcher.class);
ApplicationContext context = initContext(WebConfig.class);
UrlPathHelper urlPathHelper = context.getBean(UrlPathHelper.class);
PathMatcher pathMatcher = context.getBean(PathMatcher.class);
assertNotNull(urlPathHelper);
assertNotNull(pathMatcher);
@@ -224,9 +239,18 @@ public class WebMvcConfigurationSupportTests {
}
private ApplicationContext initContext(Class... configClasses) {
AnnotationConfigWebApplicationContext context = new AnnotationConfigWebApplicationContext();
context.setServletContext(new MockServletContext());
context.register(configClasses);
context.refresh();
return context;
}
@EnableWebMvc
@Configuration
public static class TestConfig {
public static class WebConfig {
@Bean(name="/testController")
public TestController testController() {
@@ -234,6 +258,15 @@ public class WebMvcConfigurationSupportTests {
}
}
@Configuration
public static class ViewResolverConfig {
@Bean
public ViewResolver beanNameViewResolver() {
return new BeanNameViewResolver();
}
}
@Controller
public static class TestController {