@Target({ElementType.TYPE})
@Retention(RetentionPolicy.RUNTIME)
@Documented
@Component
public @interface ControllerAdvice {@AliasFor("basePackages")String[] value() default {};@AliasFor("value")String[] basePackages() default {};Class<?>[] basePackageClasses() default {};Class<?>[] assignableTypes() default {};Class<? extends Annotation>[] annotations() default {};
}

@Target({ElementType.METHOD})
@Retention(RetentionPolicy.RUNTIME)
@Documented
public @interface ExceptionHandler {Class<? extends Throwable>[] value() default {};
}

@ControllerAdvice
public class MultipartExceptionControllerAdvice {private static final Logger log = LoggerFactory.getLogger(MultipartExceptionControllerAdvice.class);/*** 捕获文件上传异常* @param ex* @return*/@ResponseBody@ExceptionHandler(value = MultipartException.class)public FrontResult fileErrorHandler(MultipartException ex) {FrontResult result = new FrontResult();result.setHasLive(0);result.setCode(500);result.setMsg("FAIL.");log.error("file upload error : " , ex);return result;}}

import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.ResponseStatus;import javax.servlet.http.HttpServletRequest;@ControllerAdvice
public class ExceptionAdvice {@ExceptionHandler(Exception.class)@ResponseBodypublic String handlerException(HttpServletRequest request , Exception e) throws Exception {e.printStackTrace();if (AnnotationUtils.findAnnotation(e.getClass(), ResponseStatus.class) != null) {throw e;}return e.getMessage();}}