Package org.z3950.zing.cql

Class Summary

CQLAndNode	Represents an AND node in a CQL parse-tree.
CQLBooleanNode	Represents a boolean node in a CQL parse-tree.
CQLGenerator	A generator that produces random CQL queries.
CQLNode	Represents a node in a CQL parse-tree.
CQLNotNode	Represents a NOT node in a CQL parse-tree.
CQLOrNode	Represents an OR node in a CQL parse-tree.
CQLParser	Compiles CQL strings into parse trees of CQLNode subtypes.
CQLPrefix	Represents a CQL prefix mapping from short name to long identifier.
CQLPrefixNode	Represents a prefix node in a CQL parse-tree.
CQLProxNode	Represents a proximity node in a CQL parse-tree.
CQLRelation	Represents a relation between a CQL index and term.
CQLSortNode	Represents a sort node in a CQL parse-tree.
CQLTermNode	Represents a terminal node in a CQL parse-tree.
Modifier	Represents a single modifier, consisting of three elements: a type, a comparision and a value.
ModifierSet	Represents a base String and a set of Modifiers.
PositionAwareReader	Reader proxy to count how many characters has been read so far.

Exception Summary

CQLParseException	Exception indicating that an error ocurred parsing CQL.
MissingParameterException	Exception indicating that a required property was not specified.
PQFTranslationException	Base class for exceptions occurring when translating parse trees to PQF.
UnknownIndexException	Exception indicating that an index was not recognised.
UnknownPositionException	Exception indicating that a position was not recognised.
UnknownRelationException	Exception indicating that a relation was not recognised.
UnknownRelationModifierException	Exception indicating that a relation modifier was not recognised.