001    // Copyright 2010 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    package org.apache.tapestry5.internal.bindings;
015    
016    import org.apache.tapestry5.Binding;
017    import org.apache.tapestry5.ComponentResources;
018    import org.apache.tapestry5.ioc.Location;
019    import org.apache.tapestry5.ioc.services.SymbolSource;
020    import org.apache.tapestry5.services.BindingFactory;
021    
022    public class SymbolBindingFactory implements BindingFactory
023    {
024        private SymbolSource symbolSource;
025        
026        public SymbolBindingFactory(SymbolSource symbolSource)
027        {
028            this.symbolSource = symbolSource;
029        }
030    
031        public Binding newBinding(String description, ComponentResources container,
032                ComponentResources component, String expression, Location location)
033        {
034         
035            String value = symbolSource.valueForSymbol(expression);
036            
037            return new LiteralBinding(location, description, value);
038        }
039    
040    }