/*
* 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 org.apache.myfaces.trinidaddemo;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectOutputStream;
import java.util.Iterator;
import java.util.Map;
import javax.faces.application.FacesMessage;
import javax.faces.context.FacesContext;
import javax.faces.event.ValueChangeEvent;
import org.apache.myfaces.trinidad.component.core.layout.CorePanelPage;
import org.apache.myfaces.trinidad.model.UploadedFile;
public class UIBean
{
public UIBean()
{
}
public CorePanelPage getPanelPage()
{
return _panelPage;
}
public UIBeanState getState()
{
return _state;
}
public void setState(UIBeanState state)
{
_state = state;
}
public void setPanelPage(CorePanelPage panelPage)
{
_panelPage = panelPage;
}
public void fileUploaded(ValueChangeEvent event) throws IOException
{
UploadedFile file = (UploadedFile) event.getNewValue();
if (file != null)
{
FacesContext context = FacesContext.getCurrentInstance();
FacesMessage message = new FacesMessage(
"Uploaded file " + file.getFilename() +
" (" + file.getLength() + " bytes)"+". Bytes available to read: " +
file.getInputStream().available());
context.addMessage(event.getComponent().getClientId(context), message);
}
}
@SuppressWarnings("unchecked")
public void testFailover()
{
FacesContext context = FacesContext.getCurrentInstance();
Map<String, Object> session =
context.getExternalContext().getSessionMap();
Map.Entry<String, Object> writing = null;
try
{
ObjectOutputStream oos =
new ObjectOutputStream(new ByteArrayOutputStream(2 << 16));
Iterator<Map.Entry<String, Object>> entries = session.entrySet().iterator();
while (entries.hasNext())
{
writing = entries.next();
oos.writeObject(writing.getValue());
context.addMessage(null,
new FacesMessage("Successfully serialized " + writing.getValue() + " [at " + writing.getKey() + "]"));
}
}
catch (IOException ioe)
{
context.addMessage(null,
new FacesMessage(FacesMessage.SEVERITY_ERROR,
"Failed while outputting object " + writing.getValue() +
" [at " + writing.getKey() + "]",
ioe.getMessage()));
}
}
//
// For testing purposes, here's a series of methods that can
// be EL-addressed that blow up. These exceptions should
// be displayed somewhere (preferably in a logged error
// message), not swallowed.
//
public String actionThatFails()
{
throw new IllegalStateException("Calling this action is a bad move");
}
public void listenerThatFails(ValueChangeEvent event)
{
throw new IllegalStateException("Using this listener is a bad move");
}
public String getFailedProperty()
{
throw new IllegalStateException("Getting this property is a bad move");
}
private CorePanelPage _panelPage;
private UIBeanState _state;
}