/*
* 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 javax.faces.render;
import java.io.IOException;
import java.util.List;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.convert.ConverterException;
/**
* see Javadoc of <a href="http://java.sun.com/j2ee/javaserverfaces/1.1_01/docs/api/index.html">JSF Specification</a>
*
* @author Manfred Geiler (latest modification by $Author: grantsmith $)
* @version $Revision: 472558 $ $Date: 2006-11-08 18:36:53 +0100 (Mi, 08 Nov 2006) $
*/
public abstract class Renderer
{
public void decode(FacesContext context,
UIComponent component)
{
if (context == null) throw new NullPointerException("context");
if (component == null) throw new NullPointerException("component");
}
public void encodeBegin(FacesContext context,
UIComponent component)
throws IOException
{
if (context == null) throw new NullPointerException("context");
if (component == null) throw new NullPointerException("component");
}
public void encodeChildren(FacesContext context,
UIComponent component)
throws IOException
{
if (context == null) throw new NullPointerException("context");
if (component == null) throw new NullPointerException("component");
List children = component.getChildren();
for (int i=0; i<children.size(); i++)
{
UIComponent child = (UIComponent) children.get(i);
if (!child.isRendered())
{
continue;
}
child.encodeBegin(context);
if (child.getRendersChildren())
{
child.encodeChildren(context);
}
child.encodeEnd(context);
}
}
public void encodeEnd(FacesContext context,
UIComponent component)
throws IOException
{
if (context == null) throw new NullPointerException("context");
if (component == null) throw new NullPointerException("component");
}
public String convertClientId(FacesContext context,
String clientId)
{
if (context == null) throw new NullPointerException("context");
if (clientId == null) throw new NullPointerException("clientId");
return clientId;
}
public boolean getRendersChildren()
{
return false;
}
public Object getConvertedValue(FacesContext context,
UIComponent component,
Object submittedValue)
throws ConverterException
{
if (context == null) throw new NullPointerException("context");
if (component == null) throw new NullPointerException("component");
return submittedValue;
}
}