Package uk.ac.ed.epcc.safe.accounting.selector

Classes for selecting records based on properties.

See: Description

Interface Summary

Interface	Description
FilterSelector<T extends uk.ac.ed.epcc.webapp.forms.inputs.Input>	Class that generates an input based on a record selector.
PropertyTargetGenerator<UR extends PropertyTarget>	A PropertyTargetFactory that can also retrieve records using a RecordSelector
RecordSelector	A class that encodes a selection expression for a set of objects based on properties.
SelectorVisitor<R>	Visitor class for RecordSelector Bottom level classes that implement RecordSelector are visited directly.

Class Summary

Class	Description
AndRecordSelector	A class that encodes a selection expression for a set of UsageRecords.
CombiningRecordSelector	A class that encodes a selection expression for a set of UsageRecords.
NullSelector<T>
OrderClause<T>	A RecordSelector that requests the results be generated in a particular order.
OrRecordSelector	A class that encodes a selection expression for a set of UsageRecords.
PeriodOverlapRecordSelector	Select a set of records that overlap with a time period.
ReductionSelector	Select records that are compatible with a set of ReductionTargets Index reductions are required to be generated put at least one of any remaining targets.
RelationClause<T>	RecordSelector that requires a relationship between two PropExpressions
SelectClause<T>	Encodes a relationship between a property and a data value.
TimeRangeSelector	convenience class to put the conventions for selecting a record in a date range into a single place.

Enum Summary

Enum	Description
OverlapType	different overlap conditions

Package uk.ac.ed.epcc.safe.accounting.selector Description

Classes for selecting records based on properties. These are not tied to a particular table but can be applied to any record source that implements the properties it uses.

Author:

spb