Java CounterGroup.iterator Examples

Example #1

File: TestClientRedirect.java Project: xiaofu/hadoop-2.3.0-cdh5.0.0-read

 private void validateCounters(org.apache.hadoop.mapreduce.Counters counters) {
   Iterator<org.apache.hadoop.mapreduce.CounterGroup> it = counters.iterator();
   while (it.hasNext()) {
     org.apache.hadoop.mapreduce.CounterGroup group = it.next();
     LOG.info("Group " + group.getDisplayName());
     Iterator<org.apache.hadoop.mapreduce.Counter> itc = group.iterator();
     while (itc.hasNext()) {
       LOG.info("Counter is " + itc.next().getDisplayName());
     }
   }
   Assert.assertEquals(1, counters.countCounters());
 }