xtas
Interfaces 
InstructionsSupport
Classes 
Command
DtdTracer
Instruction
InstructionCompiler
Query
QueryProcessor
QueryProcessorFactory
QueryType
Resource
ResourceInstruction
ResourceResolver
SimpleStatement
Statement
UniFormConverter
UniFormTree
UniFormTreeFragment
Utils
WellFormedUniFormTree
XmlInstruction
XTASMLContentHandler
XTASMLStatement
Exceptions 
ForbiddenOperationException
InstructionCompilerException
InvalidDestinationException
InvalidSourceException
InvalidStatementException
QueryRunTimeException
UniFormTransformationException