【com.netflix.hystrix.contrib.javanica.exception.FallbackDefinitionException: fallback method wasn't found: serviceError([class java.lang.String]) 异常】的更多相关文章

com.netflix.hystrix.contrib.javanica.exception.FallbackDefinitionException: fallback method wasn't found: serviceError([class java.lang.String]) 异常

在使用spring cloud 的 Hystrix 后可能会遇到 如下截图错误: 后台代码如下: 找了好一会经过分析参数方法和原方法参数步一致造成: 修改后代码如下:…

【spring cloud】子模块启动报错com.netflix.hystrix.contrib.javanica.aop.aspectj.HystrixCommandAspect

spring cloud子模块启动报错 Caused by: java.lang.ClassNotFoundException: com.netflix.hystrix.contrib.javanica.aop.aspectj.HystrixCommandAspect at java.net.URLClassLoader.findClass(URLClassLoader.java:) at java.lang.ClassLoader.loadClass(ClassLoader.java:) at…

java.lang.ClassNotFoundException: com.netflix.hystrix.contrib.javanica.aop.aspectj.HystrixCommandAspect

添加这个依赖 <dependency> <groupId>com.netflix.hystrix</groupId> <artifactId>hystrix-javanica</artifactId> <version></version> </dependency>…

使用hystrix监控时出现java.lang.ClassNotFoundException: com.netflix.hystrix.contrib.javanica.aop.aspectj.HystrixCommandAsp错误，导致无法启动

解决方法: 添加依赖 <dependency> <groupId>com.netflix.hystrix</groupId> <artifactId>hystrix-javanica</artifactId> <version>1.5.12</version> </dependency>…

【spring cloud】spring cloud 使用feign调用，1.fallback熔断器不起作用，2.启动报错Caused by: java.lang.ClassNotFoundException: com.netflix.hystrix.contrib.javanica.aop.aspectj.Hystri解决

示例GitHub源码地址:https://github.com/AngelSXD/springcloud 1.首先使用feign调用,需要配置熔断器 2.配置熔断器需要将熔断器注入Bean,熔断器类上需要加注解@Component,确保可以被spring扫描到 3.熔断器类需要实现feignClient接口,并且重写 feignClient接口中的所有方法,做降级处理逻辑 4.需要在feignClient上的注解中,通过fallback属性来指明熔断器.class,等服务熔断的时候,来执行熔断器…

解决 spring cloud 项目的 com.netflix.hystrix.contrib.javanica.aop.aspectj.HystrixCommandAspect 错误信息

在项目中引入:引入hystrix依赖,如下 <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-netflix-hystrix</artifactId> </dependency> 以上是针对cloud Finchley.SR2 版本,不同版本 artifactId 有所不同.…

Hint: Fallback method 'public java.lang.String queryUserByIdFallback(java.lang.Long)' must return: User or its subclass

1.错误日志 熔断器添加错误方法返回时,报了一个 error. com.netflix.hystrix.contrib.javanica.exception.FallbackDefinitionException: Incompatible return types. Command method: public club.sscai.consumer.pojo.User club.sscai.consumer.controller.ConsumerController.queryById(ja…

Failed to convert from type [java.lang.String] to type [java.util.Date] for value '2020-02-06'; nested exception is java.lang.IllegalArgumentException]解决

今天做springbook项目前端输入日期传到数据库保存报了一下错误 Whitelabel Error Page This application has no explicit mapping for /error, so you are seeing this as a fallback. Sun Feb 09 16:31:32 CST 2020 There was an unexpected error (type=Bad Request, status=400). Validation…

SpringBoot报错：nested exception is org.apache.ibatis.executor.ExecutorException: No constructor found in com.tuyrk.test.User matching [java.lang.Long, java.lang.String, java.lang.String]

错误提示: Caused by: org.apache.ibatis.executor.ExecutorException: No constructor found in com.tuyrk._161_java_socket.project6.entity.User matching [java.lang.Long, java.lang.String, java.lang.String] 这里就有点坑了,明明提示的是没有三个参数的构造函数,然而我添加上三个参数的构造函数还是报错 解决方法: 添…

Mybatis笔记四：nested exception is org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'id' in 'class java.lang.String'

错误异常:nested exception is org.apache.ibatis.reflection.ReflectionException: There is no getter for property named 'id' in 'class java.lang.String' 映射器类(Mapper interface) public interface NarCodeService { public NarCode getNarCode(String id); } Xml映射文件…