facescontext.java

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/*
 * Copyright 2004 The Apache Software Foundation.
 * 
 * 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 javax.faces.context;

import javax.faces.application.FacesMessage;
import java.util.Iterator;

/**
 * @author Manfred Geiler (latest modification by $Author: manolito $)
 * @version $Revision: 1.5 $ $Date: 2004/09/30 08:43:10 $
 */
public abstract class FacesContext
{
    public abstract javax.faces.application.Application getApplication();

    public abstract Iterator getClientIdsWithMessages();

    public abstract javax.faces.context.ExternalContext getExternalContext();

    public abstract FacesMessage.Severity getMaximumSeverity();

    public abstract Iterator getMessages();

    public abstract Iterator getMessages(String clientId);

    public abstract javax.faces.render.RenderKit getRenderKit();

    public abstract boolean getRenderResponse();

    public abstract boolean getResponseComplete();

    public abstract javax.faces.context.ResponseStream getResponseStream();

    public abstract void setResponseStream(javax.faces.context.ResponseStream responseStream);

    public abstract javax.faces.context.ResponseWriter getResponseWriter();

    public abstract void setResponseWriter(javax.faces.context.ResponseWriter responseWriter);

    public abstract javax.faces.component.UIViewRoot getViewRoot();

    public abstract void setViewRoot(javax.faces.component.UIViewRoot root);

    public abstract void addMessage(String clientId,
                                    javax.faces.application.FacesMessage message);

    public abstract void release();

    public abstract void renderResponse();

    public abstract void responseComplete();


    private static ThreadLocal _currentInstance = new ThreadLocal()
    {
        protected Object initialValue()
        {
            return null;
        }
    };

    public static FacesContext getCurrentInstance()
    {
        return (FacesContext)_currentInstance.get();
    }

    protected static void setCurrentInstance(javax.faces.context.FacesContext context)
    {
        _currentInstance.set(context);

    }
}