spring-projects/spring-boot — pull request #555 by hoserdude (2014-03-23 22:41:00+00:00)
Title: Adding MySQL health check, adding accessor to Indicator to allow user to...

... customize query. This will enable other custom queries to be configured using the pre-wired `SimpleHealthIndicator` @Bean. An alternative approach could be to have the user provide a query via their own @Bean definition or better yet via configuration (subsection of `ManagementServerProperties` ?).