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package com.vaadin.tests.performance;
import java.util.Iterator;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.util.TestUtils;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Component;
import com.vaadin.ui.ComponentContainer;
import com.vaadin.ui.HorizontalLayout;
import com.vaadin.ui.Label;
import com.vaadin.ui.Panel;
import com.vaadin.ui.TextArea;
import com.vaadin.ui.UI;
import com.vaadin.ui.VerticalLayout;
import com.vaadin.ui.themes.Reindeer;
public class BasicPerformanceTest extends UI {
private final VerticalLayout contentLayout = new VerticalLayout();
private int clientLimit;
private int serverLimit;
private String performanceTopic;
private final Button reportPerformanceButton = new Button(
"Report some performance", new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
TestUtils.reportPerformance(performanceTopic, serverLimit,
clientLimit);
event.getButton().setEnabled(false);
}
});
@Override
public void init(VaadinRequest request) {
setContent(buildMainLayout());
updatePerformanceReporting("first load", 100, 100);
}
private void updatePerformanceReporting(String performanceTopic,
int serverLimit, int clientLimit) {
this.performanceTopic = performanceTopic;
this.serverLimit = serverLimit;
this.clientLimit = clientLimit;
reportPerformanceButton.setCaption("Report performance for "
+ performanceTopic);
reportPerformanceButton.setEnabled(true);
}
private ComponentContainer buildMainLayout() {
contentLayout.addComponent(new Label("Content lives here"));
Panel contentScroller = new Panel(contentLayout);
contentScroller.setStyleName(Reindeer.PANEL_LIGHT);
contentScroller.setSizeFull();
TextArea performanceReportArea = new TextArea();
performanceReportArea.setWidth("200px");
TestUtils.installPerformanceReporting(performanceReportArea);
VerticalLayout leftBar = new VerticalLayout();
leftBar.setSizeUndefined();
leftBar.addComponent(new Label("This is the left bar"));
leftBar.addComponent(performanceReportArea);
leftBar.addComponent(reportPerformanceButton);
leftBar.addComponent(new Button("Set 20 panels as content",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
popupateContent(contentLayout, 20, true);
updatePerformanceReporting("20 panels", 100, 100);
}
}));
leftBar.addComponent(new Button("Set 40 panels as content",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
popupateContent(contentLayout, 40, true);
updatePerformanceReporting("40 panels", 100, 100);
}
}));
leftBar.addComponent(new Button("Set 40 layouts as content",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
popupateContent(contentLayout, 40, false);
updatePerformanceReporting("40 layouts", 100, 100);
}
}));
leftBar.addComponent(new Button("Update all labels",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
Iterator<Component> componentIterator = contentLayout
.getComponentIterator();
while (componentIterator.hasNext()) {
Iterator<Component> columHolderIterator;
Component child = componentIterator.next();
if (child instanceof Panel) {
columHolderIterator = ((ComponentContainer) ((Panel) child)
.getContent()).getComponentIterator();
} else {
columHolderIterator = ((ComponentContainer) child)
.getComponentIterator();
}
while (columHolderIterator.hasNext()) {
VerticalLayout column = (VerticalLayout) columHolderIterator
.next();
Iterator<Component> columnIterator = column
.getComponentIterator();
while (columnIterator.hasNext()) {
Label label = (Label) columnIterator.next();
label.setValue("New value");
}
}
}
updatePerformanceReporting("Update labels", 100, 100);
}
}));
leftBar.addComponent(new Button("Clear content",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
contentLayout.removeAllComponents();
contentLayout.addComponent(new Label("No content"));
updatePerformanceReporting("No content", 100, 100);
}
}));
HorizontalLayout intermediateLayout = new HorizontalLayout();
intermediateLayout.setSizeFull();
intermediateLayout.addComponent(leftBar);
intermediateLayout.addComponent(contentScroller);
intermediateLayout.setExpandRatio(contentScroller, 1);
VerticalLayout mainLayout = new VerticalLayout();
mainLayout.setSizeFull();
mainLayout.addComponent(new Label("This is a header"));
mainLayout.addComponent(intermediateLayout);
mainLayout.setExpandRatio(intermediateLayout, 1);
return mainLayout;
}
private void popupateContent(VerticalLayout contentLayout, int childCount,
boolean wrapInPanel) {
contentLayout.removeAllComponents();
for (int i = 0; i < childCount; i++) {
VerticalLayout left = new VerticalLayout();
left.addComponent(new Label("Label 1"));
left.addComponent(new Label("Label 2"));
left.addComponent(new Label("Label 3"));
VerticalLayout right = new VerticalLayout();
right.addComponent(new Label("Label 4"));
right.addComponent(new Label("Label 5"));
right.addComponent(new Label("Label 6"));
HorizontalLayout columns = new HorizontalLayout();
columns.addComponent(left);
columns.addComponent(right);
columns.setHeight(null);
columns.setWidth("100%");
if (wrapInPanel) {
Panel panel = new Panel("Data " + i, columns);
panel.setWidth("100%");
panel.setHeight(null);
contentLayout.addComponent(panel);
} else {
contentLayout.addComponent(columns);
}
}
}
}
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