xni grammars io xni XNIException xni parser XMLConfigurationException xni parser XMLEntityResolver xni parser XMLErrorHandler xni parser XMLInputSource xmlgrammarloader getrecognizedfeatures getfeature featureid xmlconfigurationexception setfeature featureid xmlconfigurationexception getrecognizedproperties getproperty propertyid xmlconfigurationexception setproperty propertyid xmlconfigurationexception locale seterrorhandler xmlerrorhandler errorhandler xmlerrorhandler geterrorhandler xmlentityresolver entityresolver xmlentityresolver grammar loadgrammar xmlinputsource source xniexception