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package com.vaadin.tests.widgetset.client;
import java.util.ArrayList;
import java.util.List;
import com.google.gwt.core.client.Duration;
import com.google.gwt.user.client.ui.HTML;
import com.vaadin.client.ui.AbstractComponentConnector;
import com.vaadin.shared.ui.Connect;
import com.vaadin.tests.widgetset.server.RoundTripTester;
@Connect(RoundTripTester.class)
public class RoundTripTesterConnector extends AbstractComponentConnector {
private double lastPrintedTime = -1;
private int receivedPings = 0;
private List<Double> throughputData = new ArrayList<>();
private int payloadSize = 0;
@Override
protected void init() {
super.init();
registerRpc(RoundTripTesterRpc.class, new RoundTripTesterRpc() {
@Override
public void ping(int nr, String payload) {
getRpcProxy(RoundTripTesterRpc.class).ping(nr + 1, payload);
payloadSize = payload.length();
double now = Duration.currentTimeMillis();
if (lastPrintedTime == -1) {
lastPrintedTime = now;
return;
}
receivedPings++;
if (now - lastPrintedTime > 1000) {
double roundtripsPerSecond = receivedPings
/ (now - lastPrintedTime) * 1000;
throughputData.add(roundtripsPerSecond);
getWidget().setText(
roundtripsPerSecond + " roundtrips/second");
lastPrintedTime = now;
receivedPings = 0;
}
}
@Override
public void done() {
String result = "Test results for payload of size "
+ payloadSize + ":";
double max = -1;
double min = 1239482038939.0;
double avg = 0;
for (Double throughput : throughputData) {
if (throughput > max) {
max = throughput;
}
if (throughput < min) {
min = throughput;
}
avg += throughput;
}
avg /= throughputData.size();
for (Double throughput : throughputData) {
result += "<br/>" + formatThroughput(throughput);
}
result += "<br/>Max: " + formatThroughput(max);
result += "<br/>Min: " + formatThroughput(min);
result += "<br/>Average: " + formatThroughput(avg);
getWidget().setHTML(result);
getRpcProxy(RoundTripTesterRpc.class).done();
}
private String formatThroughput(double throughput) {
return throughput + " roundtrips / second";
}
});
}
@Override
public HTML getWidget() {
return (HTML) super.getWidget();
}
}
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