impl/src/main/java/org/apache/myfaces/renderkit/html/base/HtmlBodyRendererBase.java - myfaces - Git at Google

 /*
  * 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.base;

 import org.apache.myfaces.renderkit.html.util.HtmlRendererUtils;
 import org.apache.myfaces.renderkit.html.util.ClientBehaviorRendererUtils;
 import org.apache.myfaces.renderkit.html.util.CommonPropertyUtils;
 import org.apache.myfaces.renderkit.html.util.CommonEventUtils;
 import java.io.IOException;
 import java.util.List;
 import java.util.Map;

 import javax.faces.application.ProjectStage;
 import javax.faces.component.UIComponent;
 import javax.faces.component.UIViewRoot;
 import javax.faces.component.behavior.ClientBehavior;
 import javax.faces.component.behavior.ClientBehaviorHolder;
 import javax.faces.context.FacesContext;
 import javax.faces.context.ResponseWriter;

 import org.apache.myfaces.renderkit.ClientBehaviorEvents;
 import org.apache.myfaces.renderkit.html.util.ResourceUtils;
 import org.apache.myfaces.renderkit.html.util.HTML;

 /**
  * Renderer used by h:body component
  *
  * @since 2.0
  */
 public class HtmlBodyRendererBase extends HtmlRenderer
 {

     @Override
     public void decode(FacesContext context, UIComponent component)
     {
         // check for npe
         super.decode(context, component);

         ClientBehaviorRendererUtils.decodeClientBehaviors(context, component);
     }

     @Override
     public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException
     {
         super.encodeBegin(facesContext, component); //check for NP

         ResponseWriter writer = facesContext.getResponseWriter();
         Map<String, List<ClientBehavior>> behaviors = null;
         if (component instanceof ClientBehaviorHolder)
         {
             behaviors = ((ClientBehaviorHolder) component).getClientBehaviors();
             if (!behaviors.isEmpty())
             {
                 ResourceUtils.renderDefaultJsfJsInlineIfNecessary(facesContext, writer);
             }

             writer.startElement(HTML.BODY_ELEM, component);
             if (!behaviors.isEmpty())
             {
                 // Note "name" does not exists as attribute in <body> tag.
                 writer.writeAttribute(HTML.ID_ATTR, component.getClientId(facesContext),null);
             }
             else
             {
                 HtmlRendererUtils.writeIdIfNecessary(writer, component, facesContext);
             }
             if (behaviors.isEmpty() && isCommonPropertiesOptimizationEnabled(facesContext))
             {
                 CommonPropertyUtils.renderEventProperties(writer,
                         CommonPropertyUtils.getCommonPropertiesMarked(component), component);
             }
             else
             {
                 if (isCommonEventsOptimizationEnabled(facesContext))
                 {
                     CommonEventUtils.renderBehaviorizedEventHandlers(facesContext, writer,
                            CommonPropertyUtils.getCommonPropertiesMarked(component),
                            CommonEventUtils.getCommonEventsMarked(component), component, behaviors);
                 }
                 else
                 {
                     HtmlRendererUtils.renderBehaviorizedEventHandlers(facesContext, writer, component, behaviors);
                 }
             }
             HtmlRendererUtils.renderBehaviorizedAttribute(facesContext, writer, HTML.ONLOAD_ATTR, component,
                     ClientBehaviorEvents.LOAD, behaviors, HTML.ONLOAD_ATTR);
             HtmlRendererUtils.renderBehaviorizedAttribute(facesContext, writer, HTML.ONUNLOAD_ATTR, component,
                     ClientBehaviorEvents.UNLOAD, behaviors, HTML.ONUNLOAD_ATTR);
             if (isCommonPropertiesOptimizationEnabled(facesContext))
             {
                 HtmlRendererUtils.renderHTMLAttributes(writer, component,
                         HTML.BODY_ATTRIBUTES_WITHOUT_EVENTS);
                 CommonPropertyUtils.renderCommonPassthroughPropertiesWithoutEvents(writer,
                         CommonPropertyUtils.getCommonPropertiesMarked(component), component);
             }
             else
             {
                 HtmlRendererUtils.renderHTMLAttributes(writer, component,
                         HTML.BODY_PASSTHROUGH_ATTRIBUTES_WITHOUT_EVENTS);
             }
             HtmlRendererUtils.renderHTMLStringAttribute(writer, component, HTML.XMLNS_ATTR , HTML.XMLNS_ATTR);

         }
         else
         {
             writer.startElement(HTML.BODY_ELEM, component);
             HtmlRendererUtils.writeIdIfNecessary(writer, component, facesContext);
             if (isCommonPropertiesOptimizationEnabled(facesContext))
             {
                 HtmlRendererUtils.renderHTMLAttributes(writer, component,
                         HTML.BODY_ATTRIBUTES);
                 CommonPropertyUtils.renderCommonPassthroughProperties(writer,
                         CommonPropertyUtils.getCommonPropertiesMarked(component), component);
             }
             else
             {
                 HtmlRendererUtils.renderHTMLAttributes(writer, component,
                         HTML.BODY_PASSTHROUGH_ATTRIBUTES);
             }
             HtmlRendererUtils.renderHTMLStringAttribute(writer, component, HTML.XMLNS_ATTR , HTML.XMLNS_ATTR);
         }
     }

     @Override
     public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException
     {
         super.encodeEnd(facesContext, component); //check for NP

         ResponseWriter writer = facesContext.getResponseWriter();
         UIViewRoot root = facesContext.getViewRoot();
         // Perf: use indexes for iteration over children,
         // componentResources are javax.faces.component._ComponentChildrenList._ComponentChildrenList(UIComponent)
         List<UIComponent> componentResources = root.getComponentResources(facesContext, HTML.BODY_TARGET);
         int childrenCount = componentResources.size();
         if (childrenCount > 0)
         {
             for (int i = 0; i < childrenCount; i++)
             {
                 UIComponent child = componentResources.get(i);
                 child.encodeAll(facesContext);
             }
         }

         // render all unhandled FacesMessages when ProjectStage is Development
         if (facesContext.isProjectStage(ProjectStage.Development))
         {
             HtmlRendererUtils.renderUnhandledFacesMessages(facesContext);
         }

         writer.endElement(HTML.BODY_ELEM);
     }
 }
	/*
	* 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.base;

	import org.apache.myfaces.renderkit.html.util.HtmlRendererUtils;
	import org.apache.myfaces.renderkit.html.util.ClientBehaviorRendererUtils;
	import org.apache.myfaces.renderkit.html.util.CommonPropertyUtils;
	import org.apache.myfaces.renderkit.html.util.CommonEventUtils;
	import java.io.IOException;
	import java.util.List;
	import java.util.Map;

	import javax.faces.application.ProjectStage;
	import javax.faces.component.UIComponent;
	import javax.faces.component.UIViewRoot;
	import javax.faces.component.behavior.ClientBehavior;
	import javax.faces.component.behavior.ClientBehaviorHolder;
	import javax.faces.context.FacesContext;
	import javax.faces.context.ResponseWriter;

	import org.apache.myfaces.renderkit.ClientBehaviorEvents;
	import org.apache.myfaces.renderkit.html.util.ResourceUtils;
	import org.apache.myfaces.renderkit.html.util.HTML;

	/**
	* Renderer used by h:body component
	*
	* @since 2.0
	*/
	public class HtmlBodyRendererBase extends HtmlRenderer
	{

	@Override
	public void decode(FacesContext context, UIComponent component)
	{
	// check for npe
	super.decode(context, component);

	ClientBehaviorRendererUtils.decodeClientBehaviors(context, component);
	}

	@Override
	public void encodeBegin(FacesContext facesContext, UIComponent component) throws IOException
	{
	super.encodeBegin(facesContext, component); //check for NP

	ResponseWriter writer = facesContext.getResponseWriter();
	Map<String, List<ClientBehavior>> behaviors = null;
	if (component instanceof ClientBehaviorHolder)
	{
	behaviors = ((ClientBehaviorHolder) component).getClientBehaviors();
	if (!behaviors.isEmpty())
	{
	ResourceUtils.renderDefaultJsfJsInlineIfNecessary(facesContext, writer);
	}

	writer.startElement(HTML.BODY_ELEM, component);
	if (!behaviors.isEmpty())
	{
	// Note "name" does not exists as attribute in <body> tag.
	writer.writeAttribute(HTML.ID_ATTR, component.getClientId(facesContext),null);
	}
	else
	{
	HtmlRendererUtils.writeIdIfNecessary(writer, component, facesContext);
	}
	if (behaviors.isEmpty() && isCommonPropertiesOptimizationEnabled(facesContext))
	{
	CommonPropertyUtils.renderEventProperties(writer,
	CommonPropertyUtils.getCommonPropertiesMarked(component), component);
	}
	else
	{
	if (isCommonEventsOptimizationEnabled(facesContext))
	{
	CommonEventUtils.renderBehaviorizedEventHandlers(facesContext, writer,
	CommonPropertyUtils.getCommonPropertiesMarked(component),
	CommonEventUtils.getCommonEventsMarked(component), component, behaviors);
	}
	else
	{
	HtmlRendererUtils.renderBehaviorizedEventHandlers(facesContext, writer, component, behaviors);
	}
	}
	HtmlRendererUtils.renderBehaviorizedAttribute(facesContext, writer, HTML.ONLOAD_ATTR, component,
	ClientBehaviorEvents.LOAD, behaviors, HTML.ONLOAD_ATTR);
	HtmlRendererUtils.renderBehaviorizedAttribute(facesContext, writer, HTML.ONUNLOAD_ATTR, component,
	ClientBehaviorEvents.UNLOAD, behaviors, HTML.ONUNLOAD_ATTR);
	if (isCommonPropertiesOptimizationEnabled(facesContext))
	{
	HtmlRendererUtils.renderHTMLAttributes(writer, component,
	HTML.BODY_ATTRIBUTES_WITHOUT_EVENTS);
	CommonPropertyUtils.renderCommonPassthroughPropertiesWithoutEvents(writer,
	CommonPropertyUtils.getCommonPropertiesMarked(component), component);
	}
	else
	{
	HtmlRendererUtils.renderHTMLAttributes(writer, component,
	HTML.BODY_PASSTHROUGH_ATTRIBUTES_WITHOUT_EVENTS);
	}
	HtmlRendererUtils.renderHTMLStringAttribute(writer, component, HTML.XMLNS_ATTR , HTML.XMLNS_ATTR);

	}
	else
	{
	writer.startElement(HTML.BODY_ELEM, component);
	HtmlRendererUtils.writeIdIfNecessary(writer, component, facesContext);
	if (isCommonPropertiesOptimizationEnabled(facesContext))
	{
	HtmlRendererUtils.renderHTMLAttributes(writer, component,
	HTML.BODY_ATTRIBUTES);
	CommonPropertyUtils.renderCommonPassthroughProperties(writer,
	CommonPropertyUtils.getCommonPropertiesMarked(component), component);
	}
	else
	{
	HtmlRendererUtils.renderHTMLAttributes(writer, component,
	HTML.BODY_PASSTHROUGH_ATTRIBUTES);
	}
	HtmlRendererUtils.renderHTMLStringAttribute(writer, component, HTML.XMLNS_ATTR , HTML.XMLNS_ATTR);
	}
	}

	@Override
	public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException
	{
	super.encodeEnd(facesContext, component); //check for NP

	ResponseWriter writer = facesContext.getResponseWriter();
	UIViewRoot root = facesContext.getViewRoot();
	// Perf: use indexes for iteration over children,
	// componentResources are javax.faces.component._ComponentChildrenList._ComponentChildrenList(UIComponent)
	List<UIComponent> componentResources = root.getComponentResources(facesContext, HTML.BODY_TARGET);
	int childrenCount = componentResources.size();
	if (childrenCount > 0)
	{
	for (int i = 0; i < childrenCount; i++)
	{
	UIComponent child = componentResources.get(i);
	child.encodeAll(facesContext);
	}
	}

	// render all unhandled FacesMessages when ProjectStage is Development
	if (facesContext.isProjectStage(ProjectStage.Development))
	{
	HtmlRendererUtils.renderUnhandledFacesMessages(facesContext);
	}

	writer.endElement(HTML.BODY_ELEM);
	}
	}