ryanwood / shade
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Description: Shade is a state machine (or workflow) engine for ColdFusion business objects.
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Clone URL: git://github.com/ryanwood/shade.git
shade / StateTransitionCollection.cfc
100644 34 lines (28 sloc) 1.014 kb
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<cfcomponent displayname="StateTransitionCollection" extends="shade.CollectionBase" output="false">
 
	<cffunction name="init" access="public" output="false">
		<cfset super.init() />			
		<cfreturn this />
	</cffunction>
 
	<cffunction name="getMemento" access="public" output="false">
		<cfset var a = arrayNew(1) />
		<cfset reset() />
		<cfloop condition="hasNext()">
			<cfset arrayAppend(a, next().getMemento()) />
		</cfloop>
		<cfreturn a />
	</cffunction>
 
 
	<cffunction name="getTransitionsFromState" access="public" output="false">
		<cfargument name="state" type="string" required="true" />
		<cfset var i = 1 />
		<cfset var fromState = createObject("component", "shade.StateTransitionCollection").init() />
		<cfset var transition = "" />
 
		<cfset reset() />
		<cfloop condition="hasNext()">
			<cfset transition = next() />
			<cfif transition.getFromState() eq arguments.state>
				<cfset fromState.add(transition) />
			</cfif>
		</cfloop>
		<cfreturn fromState />
	</cffunction>
 
</cfcomponent>