Package org.apache.openjpa.persistence.criteria

OpenJPA Criteria Query

See:
Description

Interface Summary

AliasContext	The context holds named variables for nodes of CriteriaQuery.
ComparisonStyle	Defines a comparison style to be applied for query-by-example attribute comparison.
CriteriaExpression	Interface to support Visitor pattern and CQL conversion of Criteria Query nodes.
CriteriaExpressionVisitor	A visitor for Criteria Expression nodes.
OpenJPACriteriaBuilder	OpenJPA-specific extension to JPA 2.0 Criteria Query Builder API.
OpenJPACriteriaQuery<T>	OpenJPA-specific extension to JPA 2.0 Criteria Query API.

Class Summary

CompareByExample<T>	An expression for query-by-example.
ComparisonStyle.Default	Default implementation.
CompoundSelections	Implements selection terms that are composed of other selection terms.
CompoundSelections.Array<X>	A compound selection which is an array of its component terms.
CompoundSelections.MultiSelection<T>	A selection of terms that interprets its arguments based on target result type.
CompoundSelections.NewInstance<X>	A compound selection which is an instance constructed of its component terms.
CompoundSelections.Tuple	A compound selection which is a Tuple composed of its component terms.
CriteriaBuilderImpl	Factory for Criteria query expressions.
CriteriaExpressionBuilder	Converts expressions of a CriteriaQuery to kernel Expression.
CriteriaExpressionVisitor.AbstractVisitor	An abstract implementation that can detect cycles during traversal.
CriteriaExpressionVisitor.ParameterVisitor	A visitor to register Parameter expression of a query.
CriteriaQueryImpl<T>	Criteria query implementation.
ExpressionImpl<X>	Expression node for Criteria query.
Expressions	Expressions according to JPA 2.0.
Expressions.Abs<X>
Expressions.All<X>
Expressions.Any<X>
Expressions.Avg
Expressions.Between<Y extends Comparable<Y>>
Expressions.BinarayFunctionalExpression<X>	Binary Functional Expression applies a binary function on a pair of input Expression.
Expressions.BinaryLogicalExpression	Binary Logical Expression applies a function on a pair of input Expression to generate a Predicate i.e.
Expressions.Case<T>
Expressions.Cast<B>
Expressions.CastAs<Y>
Expressions.Coalesce<T>
Expressions.Concat
Expressions.Constant<X>
Expressions.Count
Expressions.CurrentDate
Expressions.CurrentTime
Expressions.CurrentTimestamp
Expressions.DatabaseFunction<T>
Expressions.Diff<N extends Number>
Expressions.Equal
Expressions.Exists<X>
Expressions.FunctionalExpression<X>	Functional Expression applies a function on a list of input Expressions.
Expressions.GreaterThan
Expressions.GreaterThanEqual
Expressions.In<T>
Expressions.Index
Expressions.IsEmpty
Expressions.IsMember<E>
Expressions.IsNotEmpty
Expressions.IsNotNull
Expressions.IsNull
Expressions.Length
Expressions.LessThan
Expressions.LessThanEqual
Expressions.Like
Expressions.ListArgument<T>	An expression that is composed of one or more expressions.
Expressions.Locate
Expressions.Lower
Expressions.Max<X>
Expressions.Min<X>
Expressions.Mod
Expressions.Not
Expressions.NotEqual
Expressions.Nullif<T>
Expressions.Product<N extends Number>
Expressions.Quotient<N extends Number>
Expressions.SimpleCase<C,R>
Expressions.Size
Expressions.Sqrt
Expressions.SubqueryExpression<X>
Expressions.SubqueryPredicate<X>
Expressions.Substring
Expressions.Sum<N extends Number>
Expressions.Trim
Expressions.Type<X extends Class>
Expressions.UnaryFunctionalExpression<X>	Unary Functional Expression applies a unary function on a input operand Expression.
Expressions.Upper
FetchPathImpl<Z,X>
FromImpl<Z,X>	Represents a bound type, usually an entity that appears in the from clause, but may also be an embeddable belonging to an entity in the from clause.
Joins	Implements strongly-typed Join expressions via singular and plural attributes.
Joins.AbstractCollection<Z,C,E>	Join a plural attribute.
Joins.Collection<Z,E>	Join a java.util.Collection<E> type attribute.
Joins.KeyJoin<K,V>	A specialized join via key of a java.util.Map<K,V> attribute.
Joins.List<Z,E>	Join a java.util.List<E> type attribute.
Joins.Map<Z,K,V>	Join a java.util.Map<K,V> type attribute.
Joins.MapEntry<K,V>
Joins.MapKey<Z,K>
Joins.Set<Z,E>	Join a java.util.Set<E> type attribute.
Joins.SingularJoin<Z,X>	Join a single-valued attribute.
OrderImpl	Ordering clause of a criteria query.
ParameterExpressionImpl<T>	Parameter of a criteria query.
PathImpl<Z,X>	Path is an expression often representing a persistent attribute traversed from another (parent) path.
PredicateImpl	Predicate is a expression that evaluates to true or false.
PredicateImpl.And	Concrete AND predicate.
PredicateImpl.Or	Concrete OR predicate.
RootImpl<X>	A root path without a parent.
SelectionImpl<X>	An item selected in the projection clause of Criteria query.
SubqueryImpl<T>	Subquery is an expression which itself is a query and always appears in the context of a parent query.

Enum Summary

ComparisonStyle.StringComparisonMode
CriteriaExpressionVisitor.TraversalStyle

Package org.apache.openjpa.persistence.criteria Description

OpenJPA Criteria Query

This package provides an implementation of Criteria API in JPA 2.0 Specification and extended features such as Query-By-Example.