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/*
* Copyright 2000-2014 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.components.ui;
import java.util.Map;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import com.vaadin.server.DefaultErrorHandler;
import com.vaadin.server.ErrorHandler;
import com.vaadin.server.VaadinRequest;
import com.vaadin.server.VaadinService;
import com.vaadin.tests.components.AbstractTestUIWithLog;
import com.vaadin.ui.Button;
import com.vaadin.ui.Button.ClickEvent;
import com.vaadin.ui.UI;
import com.vaadin.util.CurrentInstance;
public class UIAccessExceptionHandling extends AbstractTestUIWithLog implements
ErrorHandler {
private Future<Void> future;
@Override
protected void setup(VaadinRequest request) {
getSession().setErrorHandler(this);
addComponent(new Button("Throw RuntimeException on UI.access",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.clear();
// Ensure beforeClientResponse is invoked
markAsDirty();
future = access(new Runnable() {
@Override
public void run() {
throw new RuntimeException();
}
});
}
}));
addComponent(new Button("Throw RuntimeException on Session.access",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.clear();
// Ensure beforeClientResponse is invoked
markAsDirty();
VaadinService service = VaadinService.getCurrent();
future = service.accessSession(getSession(),
new Runnable() {
@Override
public void run() {
throw new RuntimeException();
}
});
}
}));
addComponent(new Button(
"Throw RuntimeException after removing instances",
new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.clear();
// Ensure beforeClientResponse is invoked
markAsDirty();
assert UI.getCurrent() == UIAccessExceptionHandling.this;
Map<Class<?>, CurrentInstance> instances = CurrentInstance
.getInstances(false);
CurrentInstance.clearAll();
assert UI.getCurrent() == null;
future = access(new Runnable() {
@Override
public void run() {
throw new RuntimeException();
}
});
CurrentInstance.restoreInstances(instances);
}
}));
addComponent(new Button("Clear", new Button.ClickListener() {
@Override
public void buttonClick(ClickEvent event) {
log.clear();
}
}));
}
@Override
public void beforeClientResponse(boolean initial) {
if (future != null) {
try {
future.get();
} catch (InterruptedException e) {
e.printStackTrace();
} catch (ExecutionException e) {
log("Exception catched on get: " + e.getClass().getName());
} finally {
future = null;
}
}
}
@Override
protected String getTestDescription() {
return "Test for handling exceptions in UI.access and Session.access";
}
@Override
protected Integer getTicketNumber() {
return Integer.valueOf(12703);
}
@Override
public void error(com.vaadin.server.ErrorEvent event) {
log("Exception catched on execution with "
+ event.getClass().getSimpleName() + " : "
+ event.getThrowable().getClass().getName());
DefaultErrorHandler.doDefault(event);
}
}
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