Package uk.ac.ed.epcc.webapp.model.data.Exceptions

This package contains exceptions used by the data layer

See: Description

Exception Summary

Exception	Description
ConfigurationException	Exception indicating invalid/inconsistent configuration parameters
DataFault	Exception wrapping a fail from the underlying database
DataNotFoundException	Exception thrown when a query Fails to find a matching BasicDataObject
LockedRecordException
MultipleResultException	Exception thrown when a query finds multiple results in a context where on a single result is expected
TransientDataFault	A DataFault wrapping a SQLTransientException This should only be thrown outside of a transation to allow higher code logic to handle a non-rollback transient error
UncaughtDataFault	Equivalent to DataFault but for use when the method signature does now allow exceptions but there is no valid return value for a failed operation for example Iterable
UnsupportedException	Varient of DataException thrown to indicate an unsupported operation in the data layer

Error Summary

Error	Description
IndexedError	Illegal index value

Package uk.ac.ed.epcc.webapp.model.data.Exceptions Description

This package contains exceptions used by the data layer

We wrap most exceptions such as SQLException generated by the package internals so as not to expose the internal workings of the classes.