    001    // Copyright 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.kaptcha.internal.services;
    016
    017    import org.apache.tapestry5.ioc.services.PropertyAdapter;
    018    import org.apache.tapestry5.kaptcha.annotations.Kaptcha;
    019    import org.apache.tapestry5.services.DataTypeAnalyzer;
    020
    021    public class KaptchaDataTypeAnalyzer implements DataTypeAnalyzer
    022    {
    023        public String identifyDataType(PropertyAdapter adapter)
    024        {
    025            final Kaptcha annotation = adapter.getAnnotation(Kaptcha.class);
    026
    027            return annotation == null ? null : "kaptcha";
    028        }
    029    }