OSID - osid.rules.RuleQuery Service Interface Definition

Interface	osid.rules.RuleQuery
Implements	`osid.OsidRuleQuery`
Used By	`osid.OsidRuleQuery`
	`osid.rules.EngineQuery`
	`osid.rules.RuleQuerySession`
	`osid.rules.RuleSearchSession`
	`osid.rules.RuleSmartEngineSession`
Description	This is the query for searching rules. Each method specifies an `AND` term while multiple invocations of the same method produce a nested `OR`.
Method	matchEngineId
Description	Sets the engine `Id` for this query to match rules assigned to engines.
Parameters	`osid.id.Id`	`engineId`	an engine `Id`
Parameters	`boolean`	`match`	`true` for a positive match, `false` for a negative match
Errors	NULL_ARGUMENT		`engineId` is `null`
Compliance	`mandatory`		This method must be implemented.
Method	clearEngineIdTerms
Description	Clears the engine `Id` query terms.
Compliance	`mandatory`		This method must be implemented.
Method	supportsEngineQuery
Description	Tests if an `EngineQuery` is available.
Return	`boolean`		`true` if an engine query is available, `false` otherwise
Compliance	`mandatory`		This method must be implemented.
Method	getEngineQuery
Description	Gets the query for an engine query. Multiple retrievals produce a nested `OR` term.
Return	`osid.rules.EngineQuery`		the engine query
Errors	UNIMPLEMENTED		`supportsEngineQuery()` is `false`
Compliance	`optional`		This method must be implemented if `supportsEngineQuery()` is `true`.
Method	clearEngineTerms
Description	Clears the engine query terms.
Compliance	`mandatory`		This method must be implemented.
Method	getRuleQueryRecord
Description	Gets the rule query record corresponding to the given `Rule` record `Type`.Multiple record retrievals produce a nested `OR` term.
Parameters	`osid.type.Type`	`ruleRecordType`	a rule record type
Return	`osid.rules.records.RuleQueryRecord`		the rule query record
Errors	NULL_ARGUMENT		`ruleRecordType` is `null`
	OPERATION_FAILED		unable to complete request
	UNSUPPORTED		`hasRecordType(ruleRecordType)` is `false`
Compliance	`mandatory`		This method must be implemented.