_writeOutFirst(bc, (members.get(0)),mode,count==1,true,defaultValue,startIndex);
// keys
Iterator<Member> it = members.iterator();
ArrayVisitor av=new ArrayVisitor();
av.visitBegin(adapter,Types.COLLECTION_KEY,countDM-startIndex.toInt());
int index=0, i=0;
while(it.hasNext()) {
DataMember member=(DataMember) it.next();
if(i++<startIndex.toInt()) continue;
av.visitBeginItem(adapter, index++);