// Copyright 2007 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.transform;

 import org.apache.tapestry5.annotations.Meta;

 import org.apache.tapestry5.internal.KeyValue;

 import org.apache.tapestry5.internal.TapestryInternalUtils;

 import org.apache.tapestry5.model.MutableComponentModel;

 import org.apache.tapestry5.services.ClassTransformation;

 import org.apache.tapestry5.services.ComponentClassTransformWorker;

 /**

  * Checks for the presence of a {@link Meta} annotation, and adds the data within to the component model.

  */

 public class MetaWorker implements ComponentClassTransformWorker

 {

     public void transform(ClassTransformation transformation, MutableComponentModel model)

     {

         Meta annotation = transformation.getAnnotation(Meta.class);

         if (annotation == null)

             return;

         for (String meta : annotation.value())

         {

             KeyValue kv = TapestryInternalUtils.parseKeyValue(meta);

             model.setMeta(kv.getKey(), kv.getValue());

         }

     }

 }