<spring-boot.version>2.3.0.RELEASE</spring-boot.version> </properties> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter...
RequestBodyAdvice 和字面上的意思一样,这个东西是用来处理request body转换到object这一过程中可以自定义一些处理 RequestBodyAdvice里有四个方法: supports: 这个advice什么时候生效,返回true生效,false不生效 handleEmptyBody: 处理空body beforeBodyRead: body转换成object前做的处理 afterBodyRead: body转换成object之...
@RestController public class EmployeeController { @Autowired private EmployeeRepository repository; @Autowired private EmployeeModelAssembler assembler; @GetMapping("/employees") CollectionModel<EntityModel<Employee>> all() { List<EntityModel<Employee>> employees = repository.findAll().stream() .map(assembl...
在spring 3.2中,新增了@ControllerAdvice 注解,可以用于定义@ExceptionHandler、@InitBinder、@ModelAttribute,并应用到所有@RequestMapping中。参考:@ControllerAdvice 文档 一、介绍 创建MyControllerAdvice,并添加 @ControllerAdvice注解。 package com.sam.demo.controller; import org.springframework.ui.Model; import org.spr...
<dependency><groupId>org.springframework.boot</groupId><artifactId>spring-boot-starter-web</artifactId></dependency> 2. REST Controller In Spring, a controller class, which is capable of serving REST API requests, is called the rest controller. It should be annotated with@RestControllerannotation...
Putting this another way, it is impossible to handle thisHttpMediaTypeNotSupportedExceptionin controller advice restricted by assignable type. This has nothing to do with Spring Boot itself but is due to the way that Spring MVC works.
public class BasePackageAdvice {} // 指向所有带有指定签名的控制器 @ControllerAdvice(assignableTypes = {ControllerInterface.class, AbstractController.class}) public class AssignableTypesAdvice {} @Target(value=TYPE) @Retention(value=RUNTIME) @Documented ...
Thanks to Spring Boot, there is little in infrastructure to code. Instead, we can focus on actions: nonrest/src/main/java/payroll/EmployeeController.java package payroll; import java.util.List; import org.springframework.web.bind.annotation.DeleteMapping; import org.springframework.web.bind....
Altogether, the most common implementation is to use@ExceptionHandleron methods of@ControllerAdviceclasses so that the Spring Boot exception handling will be applied globally or to a subset of controllers. ControllerAdviceis an annotation in Spring and, as the name suggests, is “advice” for multipl...
Spring Boot 允许通过 application.properties去定义配置,配置外部化@ConfigurationProperties(prefix = "spring.mvc") //配置前缀 public class WebMvcProperties {WebMvcProperties的前缀:spring.mvcRestDemoController#index()HandlerMapping,寻找Request URI匹配的Handler...