    001// Copyright 2006, 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
    015package org.apache.tapestry5.internal.transform;
    016
    017import org.apache.tapestry5.annotations.SupportsInformalParameters;
    018import org.apache.tapestry5.model.MutableComponentModel;
    019import org.apache.tapestry5.plastic.PlasticClass;
    020import org.apache.tapestry5.services.transform.ComponentClassTransformWorker2;
    021import org.apache.tapestry5.services.transform.TransformationSupport;
    022
    023/**
    024 * Checks for the {@link SupportsInformalParameters} annotation, settting the corresponding flag on the model if
    025 * present.
    026 */
    027public class SupportsInformalParametersWorker implements ComponentClassTransformWorker2
    028{
    029    public void transform(PlasticClass plasticClass, TransformationSupport support, MutableComponentModel model)
    030    {
    031        if (plasticClass.hasAnnotation(SupportsInformalParameters.class))
    032        {
    033            model.enableSupportsInformalParameters();
    034        }
    035    }
    036}