Examples of com.google.common.base.Stopwatch.reset()

com.google.common.base.Stopwatch.reset()
Sets the elapsed time for this stopwatch to zero, and places it in a stopped state.


          long denseMem, denseInitTime, denseMultTime, sparseMem, sparseInitTime, sparseMultTime;


          Stopwatch timer = Stopwatch.createUnstarted();
          {
            timer.reset();
            timer.start();
            DenseMatrix A = new DenseMatrix(origA);
            timer.stop();
            // all attempts to measure memory usage failed
            denseMem = n * n * 8;

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            DenseMatrix A = new DenseMatrix(origA);
            timer.stop();
            // all attempts to measure memory usage failed
            denseMem = n * n * 8;
            denseInitTime = timer.elapsed(TimeUnit.NANOSECONDS);
            timer.reset();


            DenseMatrix B = origB.copy();
            DenseMatrix C = new DenseMatrix(n, n);
            timer.start();
            A.mult(B, C);

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            A.mult(B, C);
            timer.stop();
            denseMultTime = timer.elapsed(TimeUnit.NANOSECONDS);
          }
          {
            timer.reset();
            timer.start();
            LinkedSparseMatrix A = new LinkedSparseMatrix(origA);
            timer.stop();
            // using compressedooms
            sparseMem = m * 28 + 16 * n;

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            LinkedSparseMatrix A = new LinkedSparseMatrix(origA);
            timer.stop();
            // using compressedooms
            sparseMem = m * 28 + 16 * n;
            sparseInitTime = timer.elapsed(TimeUnit.NANOSECONDS);
            timer.reset();


            DenseMatrix B = origB.copy();
            DenseMatrix C = new DenseMatrix(n, n);
            timer.start();
            A.mult(B, C);

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      System.out.println(String.format("%d record%s selected (%f seconds)", rows, rows > 1 ? "s" : "", (float) watch.elapsed(TimeUnit.MILLISECONDS) / (float) 1000));
      if (query != queries[queries.length - 1]) {
        System.out.println();
      }
      watch.stop();
      watch.reset();
    }
    return 0;


  }
}

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          p.add(HConstants.CATALOG_FAMILY, b, b);
          table.put(p);
        }
        if (i % printInterval == 0) {
          LOG.info("Put " + printInterval + "/" + stopWatch.elapsedMillis());
          stopWatch.reset();
          stopWatch.start();
        }
      }
      LOG.info("Finished a cycle putting " + namespaceSpan + " in " +
          (System.currentTimeMillis() - startTime) + "ms");

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      sw.stop();
      LOG.debug("Time to parse MRInput payload into prot: "
          + sw.elapsedMillis());
    }
    if (LOG.isDebugEnabled()) {
      sw.reset().start();
    }
    Configuration conf = MRHelpers.createConfFromByteString(userPayloadProto
        .getConfigurationBytes());
    
    sendSerializedEvents = conf.getBoolean(

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      sw.stop();
      LOG.debug("Time converting ByteString to configuration: " + sw.elapsedMillis());
    }


    if (LOG.isDebugEnabled()) {
      sw.reset().start();
    }


    int totalResource = rootInputContext.getTotalAvailableResource().getMemory();
    int taskResource = rootInputContext.getVertexTaskResource().getMemory();
    float waves = conf.getFloat(

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      InvocationSuccess keyPairApi = getKeyPairApi();
      ImplicitOptionalConverter fn = forApiVersion("2011-07-15");
      Stopwatch watch = new Stopwatch().start();
      fn.apply(keyPairApi);
      long first = watch.stop().elapsed(TimeUnit.MICROSECONDS);
      watch.reset().start();
      fn.apply(keyPairApi);
      long cached = watch.stop().elapsed(TimeUnit.MICROSECONDS);
      assertTrue(cached < first, String.format("cached [%s] should be less than initial [%s]", cached, first));
      Logger.getAnonymousLogger().info(
            "lookup cache saved " + (first - cached) + " microseconds when no annotation present");

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      InvocationSuccess floatingIpApi = getKeyPairApi();
      ImplicitOptionalConverter fn = forApiVersion("2011-07-15");
      Stopwatch watch = new Stopwatch().start();
      fn.apply(floatingIpApi);
      long first = watch.stop().elapsed(TimeUnit.MICROSECONDS);
      watch.reset().start();
      fn.apply(floatingIpApi);
      long cached = watch.stop().elapsed(TimeUnit.MICROSECONDS);
      assertTrue(cached < first, String.format("cached [%s] should be less than initial [%s]", cached, first));
      Logger.getAnonymousLogger().info(
            "lookup cache saved " + (first - cached) + " microseconds when annotation present");

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