001    // Copyright 2007, 2011 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    
015    package org.apache.tapestry5.internal.services;
016    
017    import org.apache.tapestry5.ValueEncoder;
018    import org.apache.tapestry5.ioc.services.TypeCoercer;
019    import org.apache.tapestry5.services.ValueEncoderFactory;
020    import org.apache.tapestry5.util.EnumValueEncoder;
021    
022    /**
023     * Factory that provides a configured instance of {@link EnumValueEncoder}.
024     *
025     * @param <E>
026     */
027    public class EnumValueEncoderFactory<E extends Enum<E>> implements ValueEncoderFactory<E>
028    {
029        private final TypeCoercer typeCoercer;
030    
031        public EnumValueEncoderFactory(TypeCoercer typeCoercer)
032        {
033            this.typeCoercer = typeCoercer;
034        }
035    
036        public ValueEncoder<E> create(Class<E> type)
037        {
038            return new EnumValueEncoder<E>(typeCoercer, type);
039        }
040    }