org.apache.openjpa.persistence.query
Interfaces 
Aggregate
CaseExpression
DomainObject
Expression
FetchJoinObject
OpenJPAQueryBuilder
OrderByItem
PathExpression
Predicate
PredicateOperand
QueryBuilder
QueryDefinition
SelectItem
Subquery
Visitable
Classes 
AbsExpression
AbstractDomainObject
AndPredicate
ArrayExpression
AverageExpression
BetweenExpression
BinaryOperatorExpression
CaseExpressionImpl
ConcatExpression
CountExpression
CurrentTimeExpression
DistinctExpression
DividedByExpression
ElseExpression
EntryExpression
EqualExpression
ExistsExpression
FetchPath
GreaterEqualExpression
GreaterThanExpression
IndexExpression
InExpression
IsEmptyExpression
IsNullExpression
JoinPath
JPQLHelper
KeyExpression
LengthExpression
LessEqualExpression
LessThanExpression
LikeExpression
LiteralExpression
LocateExpression
LogicalPredicate
LowerExpression
MaxExpression
MemberOfExpression
MinExpression
MinusExpression
NewInstance
NotEqualExpression
OperatorPath
OrderableItem
OrPredicate
ParameterExpression
PlusExpression
QueryBuilderImpl
QueryDefinitionImpl
RangeExpression
RootPath
SizeExpression
SquareRootExpression
SubStringExpression
SumExpression
TimesExpression
TrimExpression
TypeExpression
UnaryMinusExpression
UpperExpression
ValueExpression
VarArgsExpression
WhenClause
Enums 
BinaryConditionalOperator
BinaryFunctionalOperator
ConditionalOperator
PathOperator
TrimSpec
UnaryConditionalOperator
UnaryFunctionalOperator
UnaryOperator
Annotation Types 
OrderBy