persistent class Ens.Rule.Rule
extends %Persistent, %XML.Adaptor
Defines a Business Rule within a Rule set.
• parameter XMLIGNORENULL = 1;
Ensure that we don't get $C(0) for values that are empty strings
• relationship Actions
as Action(XMLNAME="action",XMLPROJECTION="ELEMENT") [ Inverse = Rule,Cardinality = children ];
Collection of optional actions associated with this Rule.
• relationship Conditions
as Condition(XMLNAME="condition",XMLPROJECTION="ELEMENT") [ Inverse = Rule,Cardinality = children ];
Collection of conditions that define this Rule.
• property Disabled
as %Boolean(XMLNAME="disabled",XMLPROJECTION="ATTRIBUTE");
If false, then this rule is enabled; otherwise this rule is not evaluated.
• property ReturnValue
as %String(MAXLEN=128,XMLNAME="return",XMLPROJECTION="ATTRIBUTE");
If defined, value returned if this Rule is true.
• property RuleNo
as %Integer(XMLPROJECTION="NONE") [ InitialExpression = $I(^Ens.Rule.RuleC("RuleNo")) ];
• relationship RuleSet
as Ens.Rule.RuleSet [ Inverse = Rules,Cardinality = parent ];
Parent RuleSet.
• property SubRules
as list of SubRule(XMLNAME="rule",XMLPROJECTION="ELEMENT");
Collection of SubRules of this Rule.
• classmethod %OnDelete(oid As %ObjectIdentity)
as %Status
This callback method is invoked by the %Delete method to
provide notification that the object specified by oid is being deleted.
If this method returns an error then the object will not be deleted.
• method Evaluate(pRuleSet As RuleDefinition, pRuleNo As %Integer, pContext As %RegisteredObject, Output pValue As %Boolean, Output pErrorMsg As %String)
as %Status
Evaluate this Rule.
Returns user errors via pErrorMsg.
• method GenerateCode(pCompiler As Compiler, pRuleNo As %Integer)
as %Status
Generate code for this Rule.
pRuleNo gives the ordinal position of this Rule within the Rule Set.
•index (ID on RuleNo) [IdKey];
Make sure rules are ordered correctly
