The cfc

<cfcomponent>
<!---
 Splits or iterates over the array in number of groups.

 @param arrObj      Array to split up in groups. (Required)
 @param intGroup      Number of items allowed on each group. (Required)
 @param padding       What should it be filled with in case there's empty slots. (Optional)
 @return Returns an array.
 @author Marcos Placona (marcos.placona@gmail.com)
 @version 1, February 4, 2010
--->
<cffunction name="arrayGroupsOf" access="public" output="false" returntype="array">
    <cfargument name="arrObj" type="array" required="true" hint="An array object that will be split up in groups">
    <cfargument name="intGroup" type="numeric" required="true" hint="Number of items on each group">
    <cfargument name="padding" type="string" required="false" default=" " hint="What should it be filled with in case there's empty slots">

    <cfset var resArray = createObject("java", "java.util.ArrayList").Init(arguments.arrObj) />
    <cfset var arrGroup = arrayNew(1) />
    <cfset var arrObjGroup = arrayNew(1) />
    <cfset var arrObjSize = resArray.size()>
    <cfset var subStart = 0>
    <cfset var subEnd = arguments.intGroup>
    <cfset var ii = "">
    <cfset var difference = "">
    <cfset var jj = "">

    <cfset arrGroupSize = ceiling(arrObjSize / arguments.intGroup)>
    <cfset arrArrayGroupSize = arrGroupSize * arguments.intGroup>

    <cfif arrArrayGroupSize GT arrObjSize>
        <cfset difference = arrArrayGroupSize - arrObjSize>
        <cfloop from="1" to="#difference#" index="ii">
            <cfset resArray.add(arguments.padding) />
        </cfloop>
    </cfif>

    <cfloop from="1" to="#arrGroupSize#" index="jj">
        <cfset arrGroup = resArray.subList(subStart, subEnd)>
        <cfset arrayAppend(arrObjGroup, arrGroup)>

        <cfset subStart = subStart + arguments.intGroup>
        <cfset subEnd = subEnd  + arguments.intGroup>
        <cfset arrGroup = arrayNew(1) />
    </cfloop>

    <cfreturn arrObjGroup>

</cffunction>
</cfcomponent>