OSID - osid.bidding.rules.BidEnablerAuctionHouseAssignmentSession Service Interface Definition

Interface	osid.bidding.rules.BidEnablerAuctionHouseAssignmentSession
Implements	`osid.OsidSession`
Used By	`osid.bidding.rules.BiddingRulesManager`
Used By	`osid.bidding.rules.BiddingRulesProxyManager`
Description	This session provides methods to re-assign `BidEnabler` to `AuctionHouse` mappings. A `BidEnabler` may appear in multiple `AuctionHouse` catalogs and removing the last reference to a `BidEnabler` is the equivalent of deleting it. Each `AuctionHouse` may have its own authorizations governing who is allowed to operate on it. Adding a reference of a `BidEnabler` to another `AuctionHouse` is not a copy operation (eg: does not change its `Id` ).
Method	canAssignBidEnablers
Description	Tests if this user can alter bid enabler/auction house mappings. A return of true does not guarantee successful authorization. A return of false indicates that it is known mapping methods in this session will result in a `PERMISSION_DENIED. T` his is intended as a hint to an application that may opt not to offer assignment operations to unauthorized users.
Return	`boolean`		`false` if mapping is not authorized, `true` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	canAssignBidEnablerToAuctionHouse
Description	Tests if this user can alter bid enabler/auction house mappings. A return of true does not guarantee successful authorization. A return of false indicates that it is known mapping methods in this session will result in a `PERMISSION_DENIED. T` his is intended as a hint to an application that may opt not to offer assignment operations to unauthorized users.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse`
Return	`boolean`		`false` if mapping is not authorized, `true` otherwise
Errors	NULL_ARGUMENT		`auctionHouseId` is `null`
Compliance	`mandatory`		This method must be implemented.
Method	getAssignableAuctionHouseIds
Description	Gets a list of auction houses including and under the given auction house node in which any bid enabler can be assigned.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse`
Return	`osid.id.IdList`		list of assignable auction house `Ids`
Errors	NULL_ARGUMENT		`auctionHouseId` is `null`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	getAssignableAuctionHouseIdsForBidEnabler
Description	Gets a list of auction houses including and under the given auction house node in which a specific bid enabler can be assigned.
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse`
Parameters	`osid.id.Id`	`bidEnablerId`	the `Id` of the `BidEnabler`
Return	`osid.id.IdList`		list of assignable auction house `Ids`
Errors	NULL_ARGUMENT		`auctionHouseId` or `bidEnablerId` is `null`
Errors	OPERATION_FAILED		unable to complete request
Compliance	`mandatory`		This method must be implemented.
Method	assignBidEnablerToAuctionHouse
Description	Adds an existing `BidEnabler` to an `AuctionHouse` .
Parameters	`osid.id.Id`	`bidEnablerId`	the `Id` of the `BidEnabler`
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse`
Errors	ALREADY_EXISTS		`bidEnablerId` is already assigned to `auctionHouseId`
	NOT_FOUND		`bidEnablerId` or `auctionHouseId` not found
	NULL_ARGUMENT		`bidEnablerId` or `auctionHouseId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	unassignBidEnablerFromAuctionHouse
Description	Removes a `BidEnabler` from an `AuctionHouse` .
Parameters	`osid.id.Id`	`bidEnablerId`	the `Id` of the `BidEnabler`
Parameters	`osid.id.Id`	`auctionHouseId`	the `Id` of the `AuctionHouse`
Errors	NOT_FOUND		`bidEnablerId` or `auctionHouseId` not found or `bidEnablerId` not assigned to `auctionHouseId`
	NULL_ARGUMENT		`bidEnablerId` or `auctionHouseId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.
Method	reassignBidEnablerToAuctionHouse
Description	Moves a `BidEnabler` from one `AuctionHouse` to another. Mappings to other `AuctionHouses` are unaffected.
Parameters	`osid.id.Id`	`bidEnablerId`	the `Id` of the `BidEnabler`
	`osid.id.Id`	`fromAuctionHouseId`	the `Id` of the current `AuctionHouse`
	`osid.id.Id`	`toAuctionHouseId`	the `Id` of the destination `AuctionHouse`
Errors	ALREADY_EXISTS		`bidEnablerId` already assigned to `toAuctionHouseId`
	NOT_FOUND		`bidEnablerId, fromAuctionHouseId` , or `toAuctionHouseId` not found or `bidEnablerId` not mapped to `fromAuctionHouseId`
	NULL_ARGUMENT		`bidEnablerId, fromAuctionHouseId` , or `toAuctionHouseId` is `null`
	OPERATION_FAILED		unable to complete request
	PERMISSION_DENIED		authorization failure
Compliance	`mandatory`		This method must be implemented.