// Copyright 2007, 2008, 2009 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 org.apache.tapestry5.internal.bindings;

 import org.apache.tapestry5.Asset;

 import org.apache.tapestry5.Binding;

 import org.apache.tapestry5.ComponentResources;

 import org.apache.tapestry5.ioc.Location;

 import org.apache.tapestry5.ioc.Resource;

 import org.apache.tapestry5.services.AssetSource;

 import org.apache.tapestry5.services.BindingFactory;

 /**

  * Binding factory where the expression is a reference to an asset.

  *

  * @see org.apache.tapestry5.services.AssetSource

  * @see org.apache.tapestry5.internal.bindings.ContextBindingFactory

  */

 public class AssetBindingFactory implements BindingFactory

 {

     private final AssetSource source;

     public AssetBindingFactory(AssetSource source)

     {

         this.source = source;

     }

     public Binding newBinding(String description, ComponentResources container, ComponentResources component,

                               String expression, Location location)

     {

         Resource baseResource = container.getBaseResource();

         Asset asset = source.getAsset(baseResource, expression, container.getLocale());

         return new AssetBinding(location, description, asset);

     }

 }