/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 de.unioninvestment.eai.portal.portlet.crud;
import org.codehaus.groovy.runtime.StackTraceUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.vaadin.server.DefaultErrorHandler;
import com.vaadin.server.ErrorEvent;
import com.vaadin.server.Page;
import com.vaadin.ui.Notification;
public class CrudErrorHandler extends DefaultErrorHandler {
private static final long serialVersionUID = 1L;
private static final Logger LOGGER = LoggerFactory
.getLogger(CrudErrorHandler.class);
@Override
public void error(ErrorEvent event) {
Throwable throwable = event.getThrowable();
LOGGER.error("Internal error", StackTraceUtils.deepSanitize(throwable));
if (Page.getCurrent() != null) {
displayRootCauseAsErrorNotification(throwable);
}
}
private void displayRootCauseAsErrorNotification(Throwable throwable) {
Throwable rootCause = StackTraceUtils.extractRootCause(throwable);
String message = rootCause.getMessage();
if (message != null) {
Notification.show(message, Notification.Type.ERROR_MESSAGE);
} else {
Notification.show(rootCause.getClass().getSimpleName(),
Notification.Type.ERROR_MESSAGE);
}
}
}