private void runAssertionPerformance(boolean namedWindow, EventRepresentationEnum outputType) {
String eplCreate =
namedWindow
? outputType.getAnnotationText()
+ " create window MyWindow.win:keepall() as (c1 string, c2 int)"
: "create table MyWindow(c1 string primary key, c2 int)";
EPStatement stmtNamedWindow = epService.getEPAdministrator().createEPL(eplCreate);
assertEquals(outputType.getOutputClass(), stmtNamedWindow.getEventType().getUnderlyingType());
// preload events
EPStatement stmt =
epService
.getEPAdministrator()
.createEPL(
"insert into MyWindow select theString as c1, intPrimitive as c2 from SupportBean");
final int totalUpdated = 5000;
for (int i = 0; i < totalUpdated; i++) {
epService.getEPRuntime().sendEvent(new SupportBean("E" + i, 0));
}
stmt.destroy();
String epl =
"on SupportBean sb merge MyWindow nw where nw.c1 = sb.theString "
+ "when matched then update set nw.c2=sb.intPrimitive";
stmt = epService.getEPAdministrator().createEPL(epl);
stmt.addListener(mergeListener);
// prime
for (int i = 0; i < 100; i++) {
epService.getEPRuntime().sendEvent(new SupportBean("E" + i, 1));
}
long startTime = System.currentTimeMillis();
for (int i = 0; i < totalUpdated; i++) {
epService.getEPRuntime().sendEvent(new SupportBean("E" + i, 1));
}
long endTime = System.currentTimeMillis();
long delta = endTime - startTime;
// verify
Iterator<EventBean> events = stmtNamedWindow.iterator();
int count = 0;
for (; events.hasNext(); ) {
EventBean next = events.next();
assertEquals(1, next.get("c2"));
count++;
}
assertEquals(totalUpdated, count);
assertTrue("Delta=" + delta, delta < 500);
epService.getEPAdministrator().destroyAllStatements();
epService.getEPAdministrator().getConfiguration().removeEventType("MyWindow", true);
}
public void update(EventBean[] newData, EventBean[] oldData) {
// numRuns++;
// if(numRuns % 1000 == 0)
// System.out.println("PHONE CALL LISTENER: " + numRuns);
if (!dc.stats.isStarted()) {
dc.stats.start();
StatsHolder.start();
}
Vote v = null;
PhoneCall pc = (PhoneCall) newData[0].getUnderlying();
LOG.debug("exec VoteSP\t" + pc.toParams());
// IF WE'RE USING VOLT SPs
if (dc instanceof VoltDBSPConnector) {
v = ((VoltDBSPConnector) dc).runSP1(pc);
}
// OTHERWISE
else {
boolean exists = dc.realContestant(pc.contestantNumber);
long numVotes = dc.numTimesVoted(pc.phoneNumber);
String state = dc.getState(pc.phoneNumber);
if (!exists) {
dc.stats.addStat(VoterConstants.VOTE_KEY, pc);
dc.closeWorkflow(pc);
return;
}
if (numVotes >= VoterConstants.MAX_VOTES) {
dc.stats.addStat(VoterConstants.VOTE_KEY, pc);
dc.closeWorkflow(pc);
return;
}
v = new Vote(pc, state, System.nanoTime());
dc.insertVote(v);
}
dc.stats.addStat(VoterConstants.VOTE_KEY, pc);
if (v != null) {
v.startTime = System.nanoTime();
EPRuntime cepRT = epService.getEPRuntime();
cepRT.sendEvent(v);
} else {
dc.closeWorkflow(pc);
}
}
public static Double computeDoubleMedian(double[] values) {
if ((values == null) || (values.length == 0)) {
return null;
}
double[] copy = new double[values.length];
System.arraycopy(values, 0, copy, 0, values.length);
Arrays.sort(copy);
if ((copy.length % 2) == 0) {
int middleIndex = copy.length / 2;
double left = copy[middleIndex - 1];
double right = copy[middleIndex];
return (right + left) / 2.0;
}
int middleIndex = copy.length / 2;
return copy[middleIndex];
}
