Method iterator

src/org/apache/pig/tools/pigstats/PigStats.java:417–431

()

        }

        public Iterator<JobStats> iterator() {
            return new Iterator<JobStats>() {
                private Iterator<Operator> iter = getOperators();
                @Override
                public boolean hasNext() {
                    return iter.hasNext();
                }
                @Override
                public JobStats next() {
                    return (JobStats)iter.next();
                }
                @Override
                public void remove() {}
            };
        }

        public boolean isConnected(Operator from, Operator to) {
            List<Operator> succs = null;