Package prajna.data.query

Provides a set of filters which operate on both DataRecord objects and DocData objects.

See: Description

Interface Summary

Interface	Description
QueryTransform	Transforms a DocFilter query into a string for a particular search engine.

Class Summary

Class	Description
DocFilter	Abstract Document Filter class which filters document record objects, referenced by the DocData class, as well as DataRecord objects.
GeoDocFilter	Geographic document filter which filters records and documents by intersecting their coordinates with a simple geographic area.
MatchFilter	Filter which matches against fielded values.
NotClause	Clause representing the negation of a search filter.
ProximitySearch	Represents a proximity search.
QueryParser	Parser class which consists of methods to parse complex queries into a structured tree of query filters.
RangeFilter	Filter which matches against a range of fielded values.
SearchTerm	Search Term filter.
TreeClause	Clause representing the a tree of search filters.

Package prajna.data.query Description

Provides a set of filters which operate on both DataRecord objects and DocData objects. These filters include boolean searches, proximity searches, and field matches. In addition, this package includes a QueryParser, which transforms a (quasi) formal query syntax into filters.