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- package com.vaadin.tests.application;
-
- import com.vaadin.shared.ui.ContentMode;
- import com.vaadin.tests.components.TestBase;
- import com.vaadin.ui.Button;
- import com.vaadin.ui.Button.ClickEvent;
- import com.vaadin.ui.Label;
- import com.vaadin.ui.LegacyWindow;
-
- public class ApplicationCloseTest extends TestBase {
-
- private String memoryConsumer;
-
- @Override
- protected void setup() {
- Label applications = new Label("Applications in session: <br/>",
- ContentMode.HTML);
- if (getContext() != null) {
- applications.setValue(
- applications.getValue() + "App: " + getContext() + "<br/>");
- }
- applications.setValue(applications.getValue() + "<br/><br/>");
-
- addComponent(applications);
- Label thisApp = new Label("This applications: " + this);
- Button close = new Button("Close this", new Button.ClickListener() {
-
- @Override
- public void buttonClick(ClickEvent event) {
- LegacyWindow ui = (LegacyWindow) event.getButton().getUI();
- ui.getApplication().close();
- }
- });
-
- StringBuilder sb = new StringBuilder();
-
- // 100 bytes
- String str = "0123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789";
-
- int MB = 5;
- for (int i = 0; i < MB * 10000; i++) {
- sb.append(str);
- }
-
- memoryConsumer = sb.toString();
- long totalUsage = Runtime.getRuntime().totalMemory();
- String totalUsageString = totalUsage / 1000 / 1000 + "MiB";
- Label memoryUsage = new Label(
- "Using about " + memoryConsumer.length() / 1000 / 1000
- + "MiB memory for this application.<br/>Total memory usage reported as "
- + totalUsageString + "<br/>",
- ContentMode.HTML);
-
- addComponent(thisApp);
- addComponent(memoryUsage);
- addComponent(close);
- }
-
- @Override
- protected String getDescription() {
- return "Click close to close the application and open a new one";
- }
-
- @Override
- protected Integer getTicketNumber() {
- return 3732;
- }
-
- }
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