public ParallelTest() {
StopWatch watch = new StopWatch("Timer");
List<Integer> numbersToSum = new ArrayList<Integer>();
System.out.println("Preparing data...");
for (int i = 0; i < 1_000_000; i++) {
numbersToSum.add(i);
}
System.out.println("Data prepared");
watch.start("Parallel sum");
Long sum = numbersToSum.stream().parallel().map(it -> it.longValue()).reduce(0L, Long::sum);
watch.stop();
watch.start("Sequence sum");
sum = numbersToSum.stream().map(it -> it.longValue()).reduce(0L, Long::sum);
watch.stop();
Long[] arrayOfLong = new Long[20_000_000];
// prepare array
Arrays.parallelSetAll(arrayOfLong, it -> ThreadLocalRandom.current().nextLong(100_000));
// make a copy
Long[] arrayOfLongCopy = Arrays.copyOf(arrayOfLong, arrayOfLong.length);
// print array
Arrays.stream(arrayOfLong).limit(10).forEach(it -> System.out.print(it + ", "));
System.out.println();
watch.start("Parallel sort");
// sort array and print
Arrays.parallelSort(arrayOfLong);
watch.stop();
Arrays.stream(arrayOfLong).limit(10).forEach(it -> System.out.print(it + ", "));
System.out.println();
watch.start("Seq sort");
Arrays.sort(arrayOfLongCopy);
watch.stop();
Arrays.stream(arrayOfLongCopy).limit(10).forEach(it -> System.out.print(it + ", "));
System.out.println(watch.prettyPrint());
}
public static void main(String[] args) {
ClassPathXmlApplicationContext ctx = new ClassPathXmlApplicationContext("AC-test.xml");
IRuleEngine ruleEngine = ctx.getBean("ruleEngine", IRuleEngine.class);
System.out.println(ruleEngine.getRulePackages());
// ruleEngine.execute("p2", "1");
PremiumCalcBom bom = new PremiumCalcBom();
bom.setInsuredSex("F");
bom.setInsPeriodUnit("Y");
bom.setInsPeriod("10");
bom.setPayMode("T");
bom.setAmount(10000.0);
bom.setInsuredBirthday("1990-01-01");
System.out.println("start");
StopWatch sw = new StopWatch();
sw.start();
// for (int j = 0; j < 10000; j++) {
for (int i = 80; i < 90; i++) {
bom.setInsuredBirthday("19" + i + "-01-01");
int r = ruleEngine.execute("com.enci.ecp.bizprocess.product.rule.premiumcalc_00177000", bom);
// System.out.println(bom.getTotalPremium());
}
// }
sw.stop();
System.out.println(sw.prettyPrint());
}
void report() {
System.out.println(stopWatch.prettyPrint());
for (StopWatch.TaskInfo taskInfo : stopWatch.getTaskInfo()) {
String taskName = taskInfo.getTaskName();
if (!taskName.startsWith("warmup")) {
double nanosecs = taskInfo.getTimeMillis() * 1000000.0;
double averagens = nanosecs / counts.get(taskName);
System.out.println(taskName + ": avg time (ns) " + averagens);
}
}
}
@Around("methodsToBeProfiled()")
public Object profile(ProceedingJoinPoint pjp) throws Throwable {
StopWatch sw = new StopWatch(getClass().getSimpleName());
try {
sw.start(pjp.getSignature().getName());
return pjp.proceed();
} finally {
sw.stop();
System.out.println("############## Performance : " + sw.prettyPrint());
}
}
@Override
public Object invoke(MethodInvocation invocation) throws Throwable {
final StopWatch stopWatch = new StopWatch(invocation.getMethod().toGenericString());
stopWatch.start("invocation.proceed()");
try {
log.info(">>>>>>> START METHOD {} <<<<<<<<<", invocation.getMethod().toGenericString());
return invocation.proceed();
} finally {
stopWatch.stop();
log.info(stopWatch.prettyPrint());
log.info(">>>>>>> END METHOD {} <<<<<<<<<", invocation.getMethod().toGenericString());
}
}
@RequestMapping(
value = "/data/aum.json",
method = RequestMethod.GET,
produces = "application/json")
@ResponseBody
public String getAumData2Json() {
StopWatch w = new StopWatch("Data");
w.start("raw");
List<JSONObject> records = getRecords(configFile, dataFile);
w.stop();
log.info(w.prettyPrint());
w.start("json");
String json = JSONValue.toJSONString(records, JSONStyle.NO_COMPRESS);
w.stop();
log.info(w.prettyPrint());
return json;
}
@Around("execution(* es.rubenjgarcia.aop.Foo.*(..))")
public Object measureMethod(ProceedingJoinPoint pjp) throws Throwable {
StopWatch sw = new StopWatch();
Object retVal;
try {
sw.start(pjp.getTarget() + "." + pjp.getSignature());
retVal = pjp.proceed();
} catch (Throwable e) {
throw e;
} finally {
sw.stop();
System.out.println(sw.prettyPrint());
}
return retVal;
}
/** Used in the main UI - draws the server map by querying the timeslot by time. */
@Override
public ApplicationMap selectApplicationMap(
Application sourceApplication, Range range, SearchOption searchOption) {
if (sourceApplication == null) {
throw new NullPointerException("sourceApplication must not be null");
}
if (range == null) {
throw new NullPointerException("range must not be null");
}
logger.debug("SelectApplicationMap");
StopWatch watch = new StopWatch("ApplicationMap");
watch.start("ApplicationMap Hbase Io Fetch(Caller,Callee) Time");
LinkSelector linkSelector =
new BFSLinkSelector(
this.mapStatisticsCallerDao,
this.mapStatisticsCalleeDao,
hostApplicationMapDao,
serverMapDataFilter);
LinkDataDuplexMap linkDataDuplexMap =
linkSelector.select(sourceApplication, range, searchOption);
watch.stop();
watch.start("ApplicationMap MapBuilding(Response) Time");
ApplicationMapBuilder builder = new ApplicationMapBuilder(range);
ApplicationMap map = builder.build(linkDataDuplexMap, agentInfoService, this.mapResponseDao);
if (map.getNodes().isEmpty()) {
map = builder.build(sourceApplication, agentInfoService);
}
watch.stop();
if (logger.isInfoEnabled()) {
logger.info("ApplicationMap BuildTime: {}", watch.prettyPrint());
}
if (serverMapDataFilter != null) {
map = serverMapDataFilter.dataFiltering(map);
}
return map;
}