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The private implementation classes of the Apache MyFaces Core JSF-2.0 Implementation
/*
* 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.renderkit.html;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.component.UIInput;
import javax.faces.component.UIOutput;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.convert.ConverterException;
import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFRenderer;
import org.apache.myfaces.shared.renderkit.JSFAttr;
import org.apache.myfaces.shared.renderkit.RendererUtils;
import org.apache.myfaces.shared.renderkit.html.HTML;
import org.apache.myfaces.shared.renderkit.html.HtmlRenderer;
import org.apache.myfaces.shared.renderkit.html.HtmlRendererUtils;
/**
*
* @author Thomas Spiegl (latest modification by $Author: lu4242 $)
* @author Anton Koinov
* @version $Revision: 1151677 $ $Date: 2011-07-27 19:03:59 -0500 (Wed, 27 Jul 2011) $
*/
@JSFRenderer(renderKitId = "HTML_BASIC", family = "javax.faces.Input", type = "javax.faces.Hidden")
public class HtmlHiddenRenderer extends HtmlRenderer
{
@Override
public void encodeEnd(FacesContext facesContext, UIComponent uiComponent) throws IOException
{
RendererUtils.checkParamValidity(facesContext, uiComponent, UIInput.class);
ResponseWriter writer = facesContext.getResponseWriter();
writer.startElement(HTML.INPUT_ELEM, uiComponent);
writer.writeAttribute(HTML.TYPE_ATTR, HTML.INPUT_TYPE_HIDDEN, null);
String clientId = uiComponent.getClientId(facesContext);
writer.writeAttribute(HTML.ID_ATTR, clientId, null);
writer.writeAttribute(HTML.NAME_ATTR, clientId, null);
String value = RendererUtils.getStringValue(facesContext, uiComponent);
if (value != null)
{
writer.writeAttribute(HTML.VALUE_ATTR, value, JSFAttr.VALUE_ATTR);
}
writer.endElement(HTML.INPUT_ELEM);
}
@Override
public Object getConvertedValue(FacesContext facesContext, UIComponent uiComponent, Object submittedValue)
throws ConverterException
{
RendererUtils.checkParamValidity(facesContext, uiComponent, UIOutput.class);
return RendererUtils.getConvertedUIOutputValue(facesContext, (UIOutput)uiComponent, submittedValue);
}
@Override
public void decode(FacesContext facesContext, UIComponent component)
{
RendererUtils.checkParamValidity(facesContext, component, null);
if (component instanceof UIInput)
{
HtmlRendererUtils.decodeUIInput(facesContext, component);
}
else
{
throw new IllegalArgumentException("Unsupported component class " + component.getClass().getName());
}
}
}