001    /**
002     * Implements the Cold Fusion Function structkeyexists
003     */
004    package railo.runtime.functions.list;
005    
006    import railo.runtime.PageContext;
007    import railo.runtime.ext.function.Function;
008    import railo.runtime.type.List;
009    
010    public final class ListIndexExists implements Function {
011       
012            private static final long serialVersionUID = 7642583305678735361L;
013            
014            public static boolean call(PageContext pc , String list, double index) {
015            return call(pc,list,index,",",false);
016        }
017        public static boolean call(PageContext pc , String list, double index, String delimeter) {
018            return call(pc,list,index,delimeter,false);
019        }
020        public static boolean call(PageContext pc , String list, double index, String delimeter,boolean includeEmptyFields) {
021            if(includeEmptyFields)return List.listToArray(list,delimeter).get((int)index,null)!=null;
022            return List.listToArrayRemoveEmpty(list,delimeter).get((int)index,null)!=null;
023        }
024    }