Interface UtilityQuerySession

All Superinterfaces:

AutoCloseable, Closeable, OsidSession, OsidSession

All Known Subinterfaces:

UtilitySearchSession

public interface UtilityQuerySession
extends OsidSession

This session provides methods for searching Utility objects. The search query is constructed using the UtilityQuery. The utility record Type also specifies the record for the utility query.

Utilities may have a query record indicated by their respective record types. The query record is accessed via the UtilityQuery. The returns in this session may not be cast directly to these interfaces.

Method Summary

Modifier and Type	Method	Description
boolean	canSearchUtilities()	Tests if this user can perform Utility searches.
UtilityList	getUtilitiesByQuery(UtilityQuery utilityQuery)	Gets a list of Utilities matching the given utility query.
UtilityQuery	getUtilityQuery()	Gets a utility query.

Methods inherited from interface Closeable

close

Methods inherited from interface OsidSession

close

Modifier and Type	Method	Description
void	close()	Close this session.

Methods inherited from interface OsidSession

getAuthenticatedAgent, getAuthenticatedAgentId, getClockRate, getDate, getEffectiveAgent, getEffectiveAgentId, getFormatType, getLocale, isAuthenticated, startTransaction, supportsTransactions

Modifier and Type	Method	Description
Agent	getAuthenticatedAgent()	Gets the agent authenticated to this session.
Id	getAuthenticatedAgentId()	Gets the Id of the agent authenticated to this session.
BigDecimal	getClockRate()	Gets the rate of the service clock.
Date	getDate()	Gets the service date which may be the current date or the effective date in which this session exists.
Agent	getEffectiveAgent()	Gets the effective agent in use by this session.
Id	getEffectiveAgentId()	Gets the Id of the effective agent in use by this session.
Type	getFormatType()	Gets the DisplayText format Type preference in effect for this session.
Locale	getLocale()	Gets the locale indicating the localization preferences in effect for this session.
boolean	isAuthenticated()	Tests if an agent is authenticated to this session.
Transaction	startTransaction()	Starts a new transaction for this sesson.
boolean	supportsTransactions()	Tests for the availability of transactions.

Method Details

canSearchUtilities

boolean canSearchUtilities()

Tests if this user can perform Utility searches. A return of true does not guarantee successful authorization. A return of false indicates that it is known all methods in this session will result in a PERMISSION_DENIED. This is intended as a hint to an application that may opt not to offer search operations to unauthorized users.

Returns:

false if search methods are not authorized, true otherwise

Compliance:

mandatory - This method must be implemented.

getUtilityQuery

UtilityQuery getUtilityQuery()

Gets a utility query.

Returns:

the utility query

Compliance:

mandatory - This method must be implemented.

getUtilitiesByQuery

UtilityList getUtilitiesByQuery(UtilityQuery utilityQuery)
                         throws OperationFailedException,
PermissionDeniedException

Gets a list of Utilities matching the given utility query.

Parameters:

utilityQuery - the utility query

Returns:

the returned UtilityList

Throws:

NullArgumentException - utilityQuery is null

OperationFailedException - unable to complete request

PermissionDeniedException - authorization failure

UnsupportedException - utilityQuery is not of this service

Compliance:

mandatory - This method must be implemented.