java - #root and #this in SpEL - Stack Overflow In Spring 3 SpEL, #this and #root were introduced The variable #root is always defined and refers to the root context object Although #this may vary as components of an expression are evalu
How to customize the SpEL parser in Spring? - Stack Overflow When using SpEL programmatically, you can inject a StandardTypeLocator into the evaluation context, after adding your packages to the StandardTypeLocator using registerImport() (That's how you would do it when using SpEL in Spring Integration flows) It does make it more convenient when using custom classes in SpEL expressions
How to reference a bean by type in a SpEL? - Stack Overflow I was just answering from the SpEL perspective that to reference a @Bean whose name is created from a class name (such as with @Component), it's name has a lower case first char
Spring Expression Language (SpEL): check empty string? What is a canonical way to check if the String is null or empty using SpEL? I would like to achieve the same result as Strings isNullOrEmpty(myString) from Guava does My candidates: "#myString ?
@Cacheable key on multiple method arguments - Stack Overflow Update: Current Spring cache implementation uses all method parameters as the cache key if not specified otherwise If you want to use selected keys, refer to Arjan's answer which uses SpEL list {#isbn, #includeUsed} which is the simplest way to create unique keys From Spring Documentation The default key generation strategy changed with the release of Spring 4 0 Earlier versions of Spring
How to use @Scheduled (cron) with SpEL in spring? I have a method that I want spring to schedule - for that matter I'm using the @Scheduled annotation - and to be more exact, I'm using a cron expression My cron expression is in a property file th