Package org.apache.jena.shared

This package defines some classes common to the Jena API and SPI levels, in particular the JenaException class from which all Jena-specific exceptions hang, and the interface PrefixMapping for translation to and from QNames.

Interface Summary

Interface	Description
Lock
PrefixMapping	Methods for recording namespace prefix mappings and applying and unapplying them to URIs.

Class Summary

Class	Description
LockMRPlusSW	A multiple-reader plus single-writer lock.
LockMRSW	Lock implementation using a Multiple Reader, Single Writer policy.
LockMutex
LockNone
PrefixMapping.Factory	Factory class to create an unspecified kind of PrefixMapping.
RandomOrderGraph	Wraps a graph and randomizes the order of find results.

Exception Summary

Exception	Description
AccessDeniedException	Superclass of exceptions thrown when permissions do not allow an operation on a graph.
AddDeniedException	Exception to throw for a denied add operation
AlreadyExistsException	Exception to throw when an attempt is made to create a named object (eg persistent model) when an object of that name already exists.
AlreadyReifiedException	The exception raised by reifyAs if a node is already bound to a single reified triple.
AssertionFailureException	Exception to throw when an assertion fails.
AuthenticationRequiredException	Exception to indicate that authentication is required for the operation to proceed.
BadBooleanException	Exception to throw when a string cannot be converted to a Boolean value.
BadCharLiteralException	Exception to throw when a literal required to be a single character isn't.
BadDescriptionException	Exception to throw if a model (or graph) is a bad description
BadDescriptionMultipleRootsException	Exception to throw if a Description contains multiple roots of a specified type.
BadDescriptionNoRootException	Exception to throw if a Description has no root of a specified type
BadURIException	A Jena exception for malformed URIs.
BrokenException	An exception to throw if an internal error is detected.
CannotCreateException
CannotEncodeCharacterException	Exception to throw when a character cannot be encoded into some context for some reason.
CannotReifyException	The exception thrown by reifyAs if a node is bound to bits and pieces of (an)other triple(s).
ClosedException	Exception that may be thrown if an operation is attempted on a closed graph.
ConfigException	An Exception indicating that Jena is not working because it is not correctly configured.
DeleteDeniedException	Exception to throw if a delete is denied.
DoesNotExistException	Exception thrown when an attempt is made find an entity by name, but it cannot be located.
InvalidPropertyURIException	Exception to throw when it is discovered that a property has been given an illegal URI.
JenaException	This should be a superclass of exceptions arising from Jena code.
NamespaceEndsWithNameCharException	This exception is thrown when a putative namespace (for a PrefixMapping) ends with a name character, which we disallow because it is an invitation to errors.
NoReaderForLangException	Exception to throw when there is no reader with the specified language
NoReasonerSuppliedException	NoReasonerSuppliedException - the exception to throw if a reasoner (spec) was required, but none was given (eg in ModelSpecs).
NoSuchReasonerException	NoSuchReasonerException - the exception to throw when looking up a reasoner fails (in ModelSpec construction).
NotFoundException	Exception thrown when an attempt is made find something and it is not found.
NoWriterForLangException	Exception to throw if there is no writer for the specified language.
OperationDeniedException	Superclass of exceptions of all refusals of operation on a graph.
PrefixMapping.IllegalPrefixException	Exception to throw when the prefix argument to setNsPrefix is illegal for some reason.
PrefixMapping.JenaLockedException	Exception to throw when trying to update a locked PrefixMapping.
PropertyNotFoundException	Exception to throw if something does not have the specified property.
ReadDeniedException
RulesetNotFoundException	RulesetNotFoundException - exception to throw when a Ruleset is not found (eg when handing reasoner specifications)
SyntaxError	Exception to throw when a syntax error is detected in some input.
UnknownPropertyException	Exception to throw when Jena is presented with an unknown property of some kind.
UpdateDeniedException
WrappedException	Jena exceptions that explicitly wrap other (usually checked) exceptions.
WrappedIOException	A wrapped IO exception.