Package org.apache.ambari.server.api.query

Interface Summary

Interface	Description
Query	Responsible for querying the back end for read requests

Class Summary

Class	Description
ExtendedResourcePredicateVisitor	A predicate visitor used to generate a new predicate so that the resources referenced by the predicate will be extended to include the joined properties of their sub-resources.
JpaPredicateVisitor<T>	The JpaPredicateVisitor is used to convert an Ambari Predicate into a JPA Predicate.
JpaSortBuilder<T>	The JpaSortBuilder class is used to convert and Ambari SortRequest and list of SortRequestProperty into a JPA Order list.
ProcessingPredicateVisitor	A predicate visitor used to process a predicate to do the following : 1) Create a new predicate with all sub-resource elements contained in the visited predicate removed (converted to AlwaysPredicate).
QueryImpl	Default read query.
QueryInfo	Query related information.
SubResourcePredicateVisitor	A predicate visitor used to extract the sub resource elements from a given predicate and produce a new predicate that can be evaluated with a sub resource of the given category.