package com.vaadin.tests.applicationservlet;
import java.util.Locale;
import com.vaadin.launcher.ApplicationRunnerServlet;
import com.vaadin.server.CustomizedSystemMessages;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinService;
import com.vaadin.tests.components.AbstractReindeerTestUI;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.Button.ClickListener;
import com.vaadin.v7.data.Property.ValueChangeEvent;
import com.vaadin.v7.data.Property.ValueChangeListener;
import com.vaadin.v7.ui.NativeSelect;
import elemental.json.JsonObject;
public class SystemMessages extends AbstractReindeerTestUI {
public class MyButton extends Button {
private boolean fail = false;
@Override
public JsonObject encodeState() {
// Set the error message to contain the current locale.
VaadinService.getCurrentRequest().setAttribute(
ApplicationRunnerServlet.CUSTOM_SYSTEM_MESSAGES_PROPERTY,
new CustomizedSystemMessages() {
@Override
public String getInternalErrorMessage() {
return "MessagesInfo locale: " + getLocale();
}
});
if (fail) {
throw new RuntimeException("Failed on purpose");
} else {
return super.encodeState();
}
}
}
@Override
protected void setup(final VaadinRequest request) {
final NativeSelect localeSelect = new NativeSelect("UI locale");
localeSelect.setImmediate(true);
localeSelect.addItem(new Locale("en", "US"));
localeSelect.addItem(new Locale("fi", "FI"));
localeSelect.addItem(Locale.GERMANY);
localeSelect.addValueChangeListener(new ValueChangeListener() {
@Override
public void valueChange(ValueChangeEvent event) {
Locale locale = (Locale) localeSelect.getValue();
setLocale(locale);
}
});
localeSelect.setValue(new Locale("fi", "FI"));
addComponent(localeSelect);
final MyButton failButton = new MyButton();
failButton.setCaption("Generate server side error");
failButton.addClickListener(new ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
failButton.fail = true;
failButton.markAsDirty();
}
});
addComponent(failButton);
}
@Override
protected String getTestDescription() {
return "SystemMessagesProvider.getSystemMessages should get an event object";
}
@Override
protected Integer getTicketNumber() {
return 10226;
}
}