Iterator<Pair<Q, E> > com.griddynamics.jagger.invoker.SimpleCircularLoadBalancer< Q, E >.provide ( )

Returns an iterator over pairs.

Author: Grid Dynamics

Details:

Scenario take the next pair of queries and endpoints and try to execute invocation with this data

Returns: iterator over pairs

Implements com.griddynamics.jagger.invoker.LoadBalancer< Q, E >.

                                           {
 
         return new AbstractIterator<Pair<Q,E>> () {
 
             private PairSupplier<Q, E> pairs = getPairSupplier();
             private int size = pairs.size();
             private int index = 0;
 
             @Override
             protected Pair<Q, E> computeNext() {
                 if(index >= size) {
                     index = 0;
                 }
                 return pairs.get(index++);
             }
 
             @Override
             public String toString() {
                 return "SimpleCircularLoadBalancer iterator";
             }
 
 
         };
     }