This module, both source code and documentation, is in the
Public Domain, and comes with NO WARRANTY.
See http://www.saxproject.org
for further information.
An XMLReader will throw this exception when it recognizes a
feature or property identifier, but cannot perform the requested
operation (setting a state or value). Other SAX2 applications and
extensions may use this class for similar purposes.
Submit a bug or feature For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.