The Apache Solr service type in Solr's own terms: collections, the request paths within them, such as /select or /export, and the cluster's administration, with access types grouped from Solr's own permission names: query, update, schema and config reading and editing, per-collection administration, health, metrics, read-only administration, security and full administration. Lookups go through SolrJ's JDK HTTP client against one node or several, signing in with ...

Loads service type plugins: built-in ones from the classpath, external ones from the plugins directory, each in its own class loader

Spring Boot application that serves the REST API and the web console