org.z3950.zing.cql
Classes 
CQLAndNode
CQLBooleanNode
CQLGenerator
CQLNode
CQLNotNode
CQLOrNode
CQLParser
CQLPrefix
CQLPrefixNode
CQLProxNode
CQLRelation
CQLSortNode
CQLTermNode
Modifier
ModifierSet
Exceptions 
CQLParseException
MissingParameterException
PQFTranslationException
UnknownIndexException
UnknownPositionException
UnknownRelationException
UnknownRelationModifierException