Returns the operation (insert, delete,
update, or exec) at the position of
elemAt. If there is only one element, use 0.
Example
int msgSize = size();
for (int ido = 0; ido < msgSize; ido++)
{
// prints out the operation name of the (ido)th
// operation
System.out.println("MyMsgGenerator-Operation : " +
dbe.getOperation(ido));
}