Tracking v4 matrixPatronRequestResolutionStateTransition Exception Handling

PatronRequestResolutionService

• Given the PatronRequestResolutionService attempts to getResolutionStrategyBy

• When a Resolution Strategy couldn’t be found by code

• Then DCB throws a RuntimeException :

  RuntimeException("No resolver with code " + code)

• Given the PatronRequestResolutionService attempts to getAvailableItems

• When a NoBibsForClusterRecordException is caught

• Then DCB throws UnableToResolvePatronRequest :

  UnableToResolvePatronRequest(error.getMessage())

• Given the PatronRequestResolutionService attempts to filterItems

• When optionalHomeIdentity.isEmpty()

• Then DCB throws NoHomeIdentityException :

  NoHomeIdentityException(getValueOrNull(patron, Patron::getId), getValueOrNull(patron, Patron::getPatronIdentities))

• Given the PatronRequestResolutionService attempts to validateManualSelectionFor

• When either of the required fields for manual selection are null

• Then throw IllegalArgumentException :

  IllegalArgumentException("REQUIRED_FIELD_NAME is required for manual item selection")

• Given the LiveAvailabilityService attempts to checkAvailability

• When the return chain completes with empty

• Then throw RuntimeException :

  RuntimeException("Failed to resolve items for cluster record " + clusteredBibId)

• Given the LiveAvailabilityService attempts to getClusterMembers

• When the return chain completes with empty

• Then throw NoBibsForClusterRecordException :

  NoBibsForClusterRecordException(clusteredBibId)

• Given the SharedIndexService attempts to getSelectedBib

• When the return chain completes with empty

• Then throw CannotFindSelectedBibException :

  CannotFindSelectedBibException(clusterRecord)

• Given the SharedIndexService attempts to findClusterRecord

• When the return chain completes with empty

• Then throw CannotFindClusterRecordException :

  CannotFindClusterRecordException(clusterRecordId)

Addition notes:

• Error reports are produced as part of this transition error handling