后端抛出 自己定义的异常（继承runtimeException），在前端通过spring 接受到的异常时 runtimeException，请问怎么解决

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 * (the "License"); you may not use this file except in compliance with
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 *     http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.dubbo.config.spring;
import org.apache.dubbo.common.utils.Assert;
import org.apache.dubbo.common.utils.ClassUtils;
import org.apache.dubbo.common.utils.StringUtils;
import org.apache.dubbo.config.ReferenceConfig;
import org.apache.dubbo.config.spring.context.DubboConfigBeanInitializer;
import org.apache.dubbo.config.spring.reference.ReferenceAttributes;
import org.apache.dubbo.config.spring.reference.ReferenceBeanManager;
import org.apache.dubbo.config.spring.reference.ReferenceBeanSupport;
import org.apache.dubbo.config.spring.schema.DubboBeanDefinitionParser;
import org.apache.dubbo.config.support.Parameter;
import org.apache.dubbo.rpc.proxy.AbstractProxyFactory;
import org.springframework.aop.framework.ProxyFactory;
import org.springframework.aop.target.AbstractLazyCreationTargetSource;
import org.springframework.beans.MutablePropertyValues;
import org.springframework.beans.factory.BeanClassLoaderAware;
import org.springframework.beans.factory.BeanNameAware;
import org.springframework.beans.factory.DisposableBean;