/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.gatein.mop.core.api.workspace;
import org.chromattic.api.ChromatticSession;
import org.chromattic.api.annotations.*;
import org.chromattic.ext.format.BaseEncodingObjectFormatter;
import org.gatein.mop.api.workspace.WorkspaceObject;
import org.gatein.mop.api.workspace.ObjectType;
import org.gatein.mop.api.content.CustomizationContext;
import org.gatein.mop.core.api.AttributesImpl;
import org.gatein.mop.core.api.ModelImpl;
import org.gatein.mop.spi.AdapterLifeCycle;
import java.util.HashMap;
import java.util.Map;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
@NamingPrefix("mop")
@FormattedBy(BaseEncodingObjectFormatter.class)
@PrimaryType(name = "mop:workspaceobject")
public abstract class WorkspaceObjectImpl implements WorkspaceObject
{
/** . */
public ModelImpl model;
/** . */
private Map<Class<?>, Object> adapters;
@Name
public abstract String getNodeName();
public abstract void setNodeName(String name);
@Id
public abstract String getObjectId();
@OneToOne
@MappedBy("mop:attributes")
@Owner
public abstract AttributesImpl getAttributes();
public final <A> A adapt(Class<A> adapterType)
{
// Lookup in map first
if (adapters != null)
{
Object adapter = adapters.get(adapterType);
if (adapter != null)
{
return (A)adapter;
}
}
//
A adapter;
if (model.isAdaptable(adapterType))
{
AdapterLifeCycle<Object, A> lifeCycle = model.getAdapter(this, adapterType);
if (lifeCycle != null)
{
if (adapters == null)
{
adapters = new HashMap<Class<?>, Object>();
}
adapter = lifeCycle.create(this, adapterType);
adapters.put(adapterType, adapter);
}
else
{
adapter = null;
}
}
else
{
adapter = getMixin(adapterType, true);
}
//
return adapter;
}
public final <A> boolean isAdapted(Class<A> adapterType)
{
if (adapters != null)
{
if (adapters.containsKey(adapterType))
{
return true;
}
}
//
if (model.isAdaptable(adapterType))
{
return false;
}
else
{
return getMixin(adapterType, false) != null;
}
}
public <A> void removeAdapter(Class<A> adapterType)
{
if (model.isAdaptable(adapterType))
{
if (adapters != null)
{
A adapter = (A)adapters.remove(adapterType);
if (adapter != null)
{
AdapterLifeCycle<Object, A> lifeCycle = model.getAdapter(this, adapterType);
lifeCycle.destroy(adapter, this, adapterType);
}
}
}
else
{
removeMixin(adapterType);
}
}
private <A> A getMixin(Class<A> type, boolean create)
{
ChromatticSession session = model.getSession();
A a = session.getEmbedded(this, type);
if (a == null && create)
{
a = session.create(type);
session.setEmbedded(this, type, a);
}
return a;
}
private <A> void removeMixin(Class<A> type)
{
ChromatticSession session = model.getSession();
session.setEmbedded(this, type, null);
}
public String getName()
{
return getNodeName();
}
@Override
public String toString()
{
ObjectType<?> objectType = getObjectType();
Class<? extends WorkspaceObject> javaType = objectType.getJavaType();
String typeName = javaType.getSimpleName();
String name = getNodeName();
String id = getObjectId();
return typeName + "[name=" + name + ",id=" + id + "]";
}
static boolean contains(CustomizationContext container, CustomizationContext contained)
{
return contains(((WorkspaceCustomizationContextImpl)container).getOwner(), contained);
}
private static boolean contains(WorkspaceObjectImpl container, CustomizationContext contained)
{
if (container == null)
{
throw new NullPointerException("No null container accepted");
}
if (contained == null)
{
throw new NullPointerException("No null contained accepted");
}
//
if (container == contained)
{
return true;
}
if (container instanceof WorkspaceImpl)
{
if (contained instanceof SiteImpl)
{
SiteImpl site = (SiteImpl)contained;
return contains(container, site.getWorkspace().getCustomizationContext());
}
else if (contained instanceof PageImpl)
{
PageImpl page = (PageImpl)contained;
return contains(container, page.getSite().getCustomizationContext());
}
else if (contained instanceof UIWindowImpl)
{
UIWindowImpl window = (UIWindowImpl)contained;
return contains(container, window.getPage().getCustomizationContext());
}
}
if (container instanceof SiteImpl)
{
if (contained instanceof PageImpl)
{
PageImpl page = (PageImpl)contained;
return contains(container, page.getSite().getCustomizationContext());
}
else if (contained instanceof UIWindowImpl)
{
UIWindowImpl window = (UIWindowImpl)contained;
return contains(container, window.getPage().getCustomizationContext());
}
}
if (container instanceof PageImpl)
{
if (contained instanceof UIWindowImpl)
{
UIWindowImpl window = (UIWindowImpl)contained;
return contains(container, window.getPage().getCustomizationContext());
}
}
return false;
}
}