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/*
* Copyright 2000-2013 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.application;
import java.util.ArrayList;
import java.util.List;
import com.vaadin.server.VaadinRequest;
import com.vaadin.tests.components.AbstractTestUIWithLog;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Label;
public class DetachOldUIOnReload extends AbstractTestUIWithLog {
private static final String PERSISTENT_MESSAGES_ATTRIBUTE = DetachOldUIOnReload.class
.getName() + ".sessionMessages";
@Override
protected void setup(VaadinRequest request) {
for (String message : getSessionMessages(false)) {
log(message);
}
addComponent(new Label("This is UI " + getUIId()));
addComponent(new Button("Reload page", new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
getPage().reload();
}
}));
}
private List<String> getSessionMessages(boolean storeIfNeeded) {
List<String> messages = (List<String>) getSession().getAttribute(
PERSISTENT_MESSAGES_ATTRIBUTE);
if (messages == null) {
messages = new ArrayList<String>();
if (storeIfNeeded) {
getSession().setAttribute(PERSISTENT_MESSAGES_ATTRIBUTE,
messages);
}
}
return messages;
}
private void logToSession(String message) {
getSessionMessages(true).add(message);
}
@Override
public void detach() {
super.detach();
logToSession("UI " + getUIId() + " has been detached");
}
@Override
protected String getTestDescription() {
return "Tests that the previous UI gets cleaned immediately when refreshing.";
}
@Override
protected Integer getTicketNumber() {
return Integer.valueOf(10338);
}
}
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