org.jaxen
Interfaces 
Function
FunctionContext
NamedAccessNavigator
NamespaceContext
Navigator
VariableContext
XPath
Classes 
BaseXPath
Context
ContextSupport
DefaultNavigator
JaxenConstants
JaxenHandler
SimpleFunctionContext
SimpleNamespaceContext
SimpleVariableContext
XPathFunctionContext
Exceptions 
FunctionCallException
JaxenException
JaxenRuntimeException
UnresolvableException
UnsupportedAxisException
XPathSyntaxException