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Private implementation of the Apache MyFaces Trinidad project
/*
* 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.trinidadinternal.skin.provider;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import javax.faces.context.ExternalContext;
import org.apache.myfaces.trinidad.skin.Skin;
import org.apache.myfaces.trinidad.skin.SkinMetadata;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.CasablancaDesktopSkin;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.CasablancaPdaSkin;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.CasablancaPortletSkin;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.MinimalDesktopSkinExtension;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.MinimalPdaSkinExtension;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.MinimalPortletSkinExtension;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.SimpleDesktopSkin;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.SimplePdaSkin;
import org.apache.myfaces.trinidadinternal.renderkit.core.skin.SimplePortletSkin;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.CASABLANCA_DESKTOP_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.CASABLANCA_PDA_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.CASABLANCA_PORTLET_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.CASABLANCA_SKIN_FAMILY;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.CASABLANCA_STYLE_SHEET_NAME;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_DESKTOP_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_DESKTOP_STYLE_SHEET_NAME;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_PDA_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_PDA_STYLE_SHEET_NAME;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_PORTLET_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_PORTLET_STYLE_SHEET_NAME;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.MINIMAL_SKIN_FAMILY;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_DESKTOP_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_DESKTOP_LOCATION;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_PDA_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_PDA_LOCATION;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_PORTLET_ID;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_PORTLET_LOCATION;
import static org.apache.myfaces.trinidadinternal.renderkit.core.xhtml.TrinidadRenderingConstants
.SIMPLE_SKIN_FAMILY;
/**
* This SkinProvider creates the very base skins such as simple, minimal and casablanca
*/
public class TrinidadBaseSkinProvider extends BaseSkinProvider
{
/**
* {@inheritDoc}
*/
@Override
public Collection getSkinMetadata(ExternalContext context)
{
return Collections.unmodifiableCollection(_METADATA);
}
/**
* {@inheritDoc}
*/
@Override
protected Skin loadAvailableSkin(ExternalContext context, SkinMetadata search)
{
// avoid round trips to SkinProviderRegistry for trinidad base skins
// any base skin used in this provider is also a static skin and can be loaded locally
// there fore load the base skins locally
Skin skin = getSkins().get(search);
if (skin != null)
{
return skin;
}
Skin loadedSkin = null;
Skin parentSkin = null;
if (search == _CASABLANCA_DESKTOP_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_DESKTOP_METADATA);
loadedSkin = new CasablancaDesktopSkin(parentSkin);
}
else if (search == _CASABLANCA_PDA_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_PDA_METADATA);
loadedSkin = new CasablancaPdaSkin(parentSkin);
}
else if (search == _CASABLANCA_PORTLET_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_PORTLET_METADATA);
loadedSkin = new CasablancaPortletSkin(parentSkin);
}
else if (search == _MINIMAL_DESKTOP_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_DESKTOP_METADATA);
loadedSkin = new MinimalDesktopSkinExtension(parentSkin);
}
else if (search == _MINIMAL_PDA_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_PDA_METADATA);
loadedSkin = new MinimalPdaSkinExtension(parentSkin);
}
else if (search == _MINIMAL_PORTLET_METADATA)
{
parentSkin = _loadBaseSkinAndRegisterIfRequired(context, _SIMPLE_PORTLET_METADATA);
loadedSkin = new MinimalPortletSkinExtension(parentSkin);
}
else if (search == _SIMPLE_DESKTOP_METADATA)
{
loadedSkin = new SimpleDesktopSkin();
}
else if (search == _SIMPLE_PDA_METADATA)
{
loadedSkin = new SimplePdaSkin();
}
else if (search == _SIMPLE_PORTLET_METADATA)
{
loadedSkin = new SimplePortletSkin();
}
return loadedSkin;
}
private Skin _loadBaseSkinAndRegisterIfRequired(ExternalContext context, SkinMetadata metadata)
{
Skin skin = getSkins().get(metadata);
if (skin == null)
{
skin = loadAvailableSkin(context, metadata);
addSkin(metadata, skin);
}
return skin;
}
private final static Collection _METADATA;
private final static SkinMetadata _SIMPLE_DESKTOP_METADATA;
private final static SkinMetadata _SIMPLE_PDA_METADATA;
private final static SkinMetadata _SIMPLE_PORTLET_METADATA;
private final static SkinMetadata _MINIMAL_DESKTOP_METADATA;
private final static SkinMetadata _MINIMAL_PORTLET_METADATA;
private final static SkinMetadata _MINIMAL_PDA_METADATA;
private final static SkinMetadata _CASABLANCA_DESKTOP_METADATA;
private final static SkinMetadata _CASABLANCA_PDA_METADATA;
private final static SkinMetadata _CASABLANCA_PORTLET_METADATA;
static
{
_SIMPLE_DESKTOP_METADATA =
new SkinMetadata.Builder().id(SIMPLE_DESKTOP_ID)
.family(SIMPLE_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.DESKTOP)
.styleSheetName(SIMPLE_DESKTOP_LOCATION)
.build();
_SIMPLE_PDA_METADATA = new SkinMetadata.Builder().id(SIMPLE_PDA_ID)
.family(SIMPLE_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PDA)
.styleSheetName(SIMPLE_PDA_LOCATION)
.build();
_SIMPLE_PORTLET_METADATA =
new SkinMetadata.Builder().id(SIMPLE_PORTLET_ID)
.family(SIMPLE_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PORTLET)
.styleSheetName(SIMPLE_PORTLET_LOCATION)
.build();
_MINIMAL_DESKTOP_METADATA =
new SkinMetadata.Builder().id(MINIMAL_DESKTOP_ID)
.family(MINIMAL_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.DESKTOP)
.baseSkinId(SIMPLE_DESKTOP_ID)
.styleSheetName(MINIMAL_DESKTOP_STYLE_SHEET_NAME)
.build();
_MINIMAL_PDA_METADATA =
new SkinMetadata.Builder().id(MINIMAL_PDA_ID).family(MINIMAL_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PDA).baseSkinId(SIMPLE_PDA_ID)
.styleSheetName(MINIMAL_PDA_STYLE_SHEET_NAME).build();
_MINIMAL_PORTLET_METADATA =
new SkinMetadata.Builder().id(MINIMAL_PORTLET_ID)
.family(MINIMAL_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PORTLET)
.baseSkinId(SIMPLE_PORTLET_ID)
.styleSheetName(MINIMAL_PORTLET_STYLE_SHEET_NAME)
.build();
_CASABLANCA_DESKTOP_METADATA =
new SkinMetadata.Builder().id(CASABLANCA_DESKTOP_ID)
.family(CASABLANCA_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.DESKTOP)
.baseSkinId(SIMPLE_DESKTOP_ID)
.styleSheetName(CASABLANCA_STYLE_SHEET_NAME)
.build();
_CASABLANCA_PDA_METADATA =
new SkinMetadata.Builder().id(CASABLANCA_PDA_ID).family(CASABLANCA_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PDA).baseSkinId(SIMPLE_PDA_ID)
.styleSheetName(CASABLANCA_STYLE_SHEET_NAME).build();
_CASABLANCA_PORTLET_METADATA =
new SkinMetadata.Builder().id(CASABLANCA_PORTLET_ID)
.family(CASABLANCA_SKIN_FAMILY)
.renderKitId(SkinMetadata.RenderKitId.PORTLET)
.baseSkinId(SIMPLE_PORTLET_ID)
.build();
_METADATA = new ArrayList(9);
_METADATA.add(_SIMPLE_DESKTOP_METADATA);
_METADATA.add(_SIMPLE_PDA_METADATA);
_METADATA.add(_SIMPLE_PORTLET_METADATA);
_METADATA.add(_MINIMAL_DESKTOP_METADATA);
_METADATA.add(_MINIMAL_PDA_METADATA);
_METADATA.add(_MINIMAL_PORTLET_METADATA);
_METADATA.add(_CASABLANCA_DESKTOP_METADATA);
_METADATA.add(_CASABLANCA_PDA_METADATA);
_METADATA.add(_CASABLANCA_PORTLET_METADATA);
}
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