Property or field ‘key‘ cannot be found on object of type ‘org.springframework.cache.interceptor.Ca

错误信息

	org.springframework.expression.spel.SpelevaluationException: EL1008E: Property or field 'dc_PartEnumTypeInfo' cannot be found on object of type 'org.springframework.cache.interceptor.CacheexpressionRootObject' - maybe not public or not valid?
	at org.springframework.expression.spel.ast.PropertyOrFieldReference.readProperty(PropertyOrFieldReference.java:217)
	at org.springframework.expression.spel.ast.PropertyOrFieldReference.getValueInternal(PropertyOrFieldReference.java:104)
	at org.springframework.expression.spel.ast.PropertyOrFieldReference.getValueInternal(PropertyOrFieldReference.java:91)
	at org.springframework.expression.spel.ast.SpelNodeImpl.getValue(SpelNodeImpl.java:112)
	at org.springframework.expression.spel.standard.Spelexpression.getValue(Spelexpression.java:272)
	at org.springframework.cache.interceptor.CacheOperationexpressionevaluator.key(CacheOperationexpressionevaluator.java:104)
	at org.springframework.cache.interceptor.CacheAspectSupport$CacheOperationContext.generateKey(CacheAspectSupport.java:779)
	at org.springframework.cache.interceptor.CacheAspectSupport.generateKey(CacheAspectSupport.java:576)
	at org.springframework.cache.interceptor.CacheAspectSupport.findCachedItem(CacheAspectSupport.java:519)
	at org.springframework.cache.interceptor.CacheAspectSupport.execute(CacheAspectSupport.java:402)
	at org.springframework.cache.interceptor.CacheAspectSupport.execute(CacheAspectSupport.java:346)
	at org.springframework.cache.interceptor.CacheInterceptor.invoke(CacheInterceptor.java:61)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:749)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:691)
	at com.ttfund.crm.service.CacheManagerService$$EnhancerBySpringCGLIB$$1a70d604.getAllEnumTypeList()
	at com.ttfund.crm.service.CacheManagerService.getEnumTypeName(CacheManagerService.java:57)
	at com.ttfund.crm.service.CacheManagerService$$FastClassBySpringCGLIB$$933959e5.invoke()
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:687)

代码

解决方法：在使用Cacheable缓存时，使用字符串作为key时，需要在双引号里加单引号，双引号代表是对象