You can also define a rate limiter as a bean that implements the RateLimiter interface. In configuration, you can reference the bean by name using SpEL. #{@myRateLimiter} is a SpEL expression that references a bean with named myRateLimiter. The following listing defines a rate limiter that uses the KeyResolver defined in the previous listing: May 15, 2018 · The name must be configured in the Spring bean with the RepositoryName property. In the following example aggregation will be used. The table structure definition of both table are identical: in both case a String value is used as key (id) whereas a Blob contains the exchange serialized in byte array.