mirror of
https://github.com/spring-projects/spring-boot.git
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Merge branch '2.6.x' into 2.7.x
Closes gh-31501
This commit is contained in:
commit
d64f601dfd
@ -1,5 +1,5 @@
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/*
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* Copyright 2012-2020 the original author or authors.
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* Copyright 2012-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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@ -18,11 +18,12 @@ package org.springframework.boot.actuate.autoconfigure.web.servlet;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Objects;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import org.springframework.beans.factory.BeanFactory;
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import org.springframework.beans.factory.HierarchicalBeanFactory;
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import org.springframework.beans.factory.ListableBeanFactory;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.web.servlet.error.DefaultErrorAttributes;
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@ -38,34 +39,52 @@ import org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolv
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* @author Stephane Nicoll
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* @author Phillip Webb
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* @author Scott Frederick
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* @author Guirong Hu
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*/
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class CompositeHandlerExceptionResolver implements HandlerExceptionResolver {
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@Autowired
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private ListableBeanFactory beanFactory;
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private List<HandlerExceptionResolver> resolvers;
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private transient List<HandlerExceptionResolver> resolvers;
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@Override
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public ModelAndView resolveException(HttpServletRequest request, HttpServletResponse response, Object handler,
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Exception ex) {
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if (this.resolvers == null) {
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this.resolvers = extractResolvers();
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for (HandlerExceptionResolver resolver : getResolvers()) {
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ModelAndView resolved = resolver.resolveException(request, response, handler, ex);
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if (resolved != null) {
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return resolved;
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}
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}
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return this.resolvers.stream().map((resolver) -> resolver.resolveException(request, response, handler, ex))
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.filter(Objects::nonNull).findFirst().orElse(null);
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return null;
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}
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private List<HandlerExceptionResolver> extractResolvers() {
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List<HandlerExceptionResolver> list = new ArrayList<>(
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this.beanFactory.getBeansOfType(HandlerExceptionResolver.class).values());
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list.remove(this);
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AnnotationAwareOrderComparator.sort(list);
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if (list.isEmpty()) {
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list.add(new DefaultErrorAttributes());
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list.add(new DefaultHandlerExceptionResolver());
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private List<HandlerExceptionResolver> getResolvers() {
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List<HandlerExceptionResolver> resolvers = this.resolvers;
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if (resolvers == null) {
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resolvers = new ArrayList<>();
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collectResolverBeans(resolvers, this.beanFactory);
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resolvers.remove(this);
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AnnotationAwareOrderComparator.sort(resolvers);
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if (resolvers.isEmpty()) {
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resolvers.add(new DefaultErrorAttributes());
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resolvers.add(new DefaultHandlerExceptionResolver());
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}
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this.resolvers = resolvers;
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}
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return resolvers;
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}
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private void collectResolverBeans(List<HandlerExceptionResolver> resolvers, BeanFactory beanFactory) {
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if (beanFactory instanceof ListableBeanFactory) {
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ListableBeanFactory listableBeanFactory = (ListableBeanFactory) beanFactory;
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resolvers.addAll(listableBeanFactory.getBeansOfType(HandlerExceptionResolver.class).values());
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}
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if (beanFactory instanceof HierarchicalBeanFactory) {
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HierarchicalBeanFactory hierarchicalBeanFactory = (HierarchicalBeanFactory) beanFactory;
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collectResolverBeans(resolvers, hierarchicalBeanFactory.getParentBeanFactory());
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}
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return list;
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}
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}
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@ -0,0 +1,55 @@
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/*
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* Copyright 2012-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package smoketest.actuator;
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import org.springframework.boot.actuate.endpoint.web.annotation.RestControllerEndpoint;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.stereotype.Component;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RestControllerAdvice;
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/**
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* The Sample rest controller endpoint with exception.
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*
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* @author Guirong Hu
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*/
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@Component
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@RestControllerEndpoint(id = "exception")
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public class SampleRestControllerEndpointWithException {
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@GetMapping("/")
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public String exception() {
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throw new CustomException();
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}
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@RestControllerAdvice
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static class CustomExceptionHandler {
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@ExceptionHandler(CustomException.class)
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ResponseEntity<String> handleCustomException(CustomException e) {
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return new ResponseEntity<>("this is a custom exception body", HttpStatus.I_AM_A_TEAPOT);
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}
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}
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static class CustomException extends RuntimeException {
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}
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}
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@ -0,0 +1,53 @@
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/*
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* Copyright 2012-2022 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package smoketest.actuator;
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import org.junit.jupiter.api.Test;
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import org.springframework.boot.actuate.autoconfigure.web.server.LocalManagementPort;
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import org.springframework.boot.actuate.endpoint.web.annotation.RestControllerEndpoint;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.boot.test.web.client.TestRestTemplate;
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import org.springframework.http.HttpStatus;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.ExceptionHandler;
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import static org.assertj.core.api.Assertions.assertThat;
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/**
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* Integration tests for separate management and main service ports with Actuator's MVC
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* {@link RestControllerEndpoint rest controller endpoints} and {@link ExceptionHandler
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* exception handler}.
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*
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* @author Guirong Hu
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*/
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@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT,
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properties = { "management.endpoints.web.exposure.include=*", "management.server.port=0" })
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class ManagementDifferentPortAndEndpointWithExceptionHandlerSampleActuatorApplicationTests {
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@LocalManagementPort
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private int managementPort;
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@Test
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void testExceptionHandlerRestControllerEndpoint() {
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ResponseEntity<String> entity = new TestRestTemplate("user", "password")
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.getForEntity("http://localhost:" + this.managementPort + "/actuator/exception", String.class);
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assertThat(entity.getStatusCode()).isEqualTo(HttpStatus.I_AM_A_TEAPOT);
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assertThat(entity.getBody()).isEqualTo("this is a custom exception body");
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}
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}
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