packagecom.artisan.exception;importjavax.servlet.http.HttpServletRequest;importjavax.servlet.http.HttpServletResponse;importorg.springframework.http.HttpStatus;importorg.springframework.web.bind.annotation.Exce
if (handlerMethod.hasMethodAnnotation(ExceptionHandler.class)) { ExceptionHandler exceptionHandlerAnnotation = handlerMethod.getMethodAnnotation(ExceptionHandler.class); // 获取异常处理方法 Method exceptionHandlerMethod = handlerMethod.getMethod(); // 调用异常处理方法,处理异常并返回结果 Object result = invo...
packagecom.ch.ch5_3.controller;importjava.sql.SQLException;importorg.springframework.web.bind.annotation.ControllerAdvice;importorg.springframework.web.bind.annotation.ExceptionHandler;importcom.ch.ch5_3.exception.MyException; @ControllerAdvicepublicclassGlobalExceptionHandlerController { @ExceptionHandler(value= ...
import org.springframework.web.HttpRequestMethodNotSupportedException; import org.springframework.web.bind.MissingServletRequestParameterException; import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.an...
package com.ch.ch5_3.controller;import java.sql.SQLException;import org.springframework.stereotype.Controller;import org.springframework.web.bind.annotation.RequestMapping;public void db() throws SQLException {throw new SQLException("数据库异常");}@RequestMapping("/my")public void my() throws MyExcepti...
import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.bind.annotation.ExceptionHandler; import org.springframework.web.bind.annotation.ResponseBody; import java.io.IOException; /** * 异常拦截处理器 * * @author chenmc ...
以下是一个示例代码,展示了如何在Spring Boot中使用@ExceptionHandler和@ControllerAdvice来处理异常,并体现了精确匹配的优先级: java package com.example.demo.controller; import org.springframework.http.HttpStatus; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.Contro...
Make sure to add annotation @Order(Ordered.HIGHEST_PRECEDENCE) over the class, It makes this handler to take precedence over the fallback advice which handles Throwable i.e. for all exceptions for which no ControllerAdvices are defined. In case of Constraint Violation exceptions, the errorKey ...
https://github.com/spring-projects/spring-framework/blob/master/spring-webmvc/src/main/java/org/springframework/web/servlet/mvc/method/annotation/ResponseEntityExceptionHandler.java 这就是您在日志中看到这个错误的原因: java.lang.IllegalStateException: Ambiguous @ExceptionHandler method mapped for [class ...
import org.springframework.http.HttpStatus; import org.springframework.http.ResponseEntity; import org.springframework.web.bind.annotation.ControllerAdvice; import org.springframework.web.context.request.WebRequest; import org.springframework.web.servlet.NoHandlerFoundException; ...