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/*
* Copyright 2000-2018 Vaadin Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
*/
package com.vaadin.tests.push;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
import com.vaadin.server.VaadinRequest;
import com.vaadin.shared.ui.ContentMode;
import com.vaadin.tests.components.AbstractReindeerTestUI;
import com.vaadin.ui.Button;
import com.vaadin.ui.Label;
public class PushConfiguration extends AbstractReindeerTestUI {
private int counter = 0;
private int counter2 = 0;
private final Timer timer = new Timer(true);
private final TimerTask task = new TimerTask() {
@Override
public void run() {
access(() -> {
counter2++;
serverCounterLabel.setValue("" + counter2);
});
}
};
private Label serverCounterLabel;
@Override
protected void setup(VaadinRequest request) {
addComponent(new PushConfigurator(this));
spacer();
/*
* Client initiated push.
*/
Label clientCounterLabel = new Label("0");
clientCounterLabel
.setCaption("Client counter (click 'increment' to update):");
addComponent(clientCounterLabel);
addComponent(new Button("Increment",
event -> clientCounterLabel.setValue("" + counter++)));
spacer();
serverCounterLabel = new Label(String.valueOf(counter2));
serverCounterLabel.setCaption(
"Server counter (updates each 1s by server thread) :");
addComponent(serverCounterLabel);
addComponent(new Button("Reset", event ->{
counter2 = 0;
serverCounterLabel.setValue("0");
}));
}
@Override
protected String getTestDescription() {
return "This test tests the very basic operations of push. "
+ "It tests that client initiated changes are "
+ "recieved back to the client as well as server "
+ "initiated changes are correctly updated to the client.";
}
@Override
protected Integer getTicketNumber() {
return 11494;
}
private void spacer() {
addComponent(new Label("<hr/>", ContentMode.HTML));
}
@Override
public void attach() {
super.attach();
timer.scheduleAtFixedRate(task, new Date(), 1000);
}
@Override
public void detach() {
super.detach();
timer.cancel();
}
}
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