| // Copyright 2005 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.tapestry.annotations; |
| |
| import java.lang.reflect.Method; |
| |
| import org.apache.hivemind.HiveMind; |
| import org.apache.hivemind.Location; |
| import org.apache.tapestry.bean.LightweightBeanInitializer; |
| import org.apache.tapestry.enhance.EnhancementOperation; |
| import org.apache.tapestry.spec.BeanSpecification; |
| import org.apache.tapestry.spec.IBeanSpecification; |
| import org.apache.tapestry.spec.IComponentSpecification; |
| |
| /** |
| * Creates a {@link org.apache.tapestry.spec.IBeanSpecification} from the |
| * {@link org.apache.tapestry.annotations.Bean} annotation. |
| * |
| * @author Howard M. Lewis Ship |
| * @since 4.0 |
| */ |
| public class BeanAnnotationWorker implements MethodAnnotationEnhancementWorker |
| { |
| public void performEnhancement(EnhancementOperation op, IComponentSpecification spec, |
| Method method, Location location) |
| { |
| Bean bean = method.getAnnotation(Bean.class); |
| String propertyName = AnnotationUtils.getPropertyName(method); |
| |
| Class beanClass = bean.value(); |
| if (beanClass.equals(Object.class)) |
| beanClass = op.getPropertyType(propertyName); |
| |
| IBeanSpecification bs = new BeanSpecification(); |
| |
| // A shame to convert it to a string then back to |
| // a class later, but ... |
| |
| bs.setClassName(beanClass.getName()); |
| bs.setPropertyName(propertyName); |
| bs.setLocation(location); |
| |
| // Starting to like enums! |
| |
| bs.setLifecycle(bean.lifecycle().getBeanLifecycle()); |
| |
| String initializer = bean.initializer(); |
| |
| if (HiveMind.isNonBlank(initializer)) |
| bs.addInitializer(new LightweightBeanInitializer(initializer)); |
| |
| spec.addBeanSpecification(propertyName, bs); |
| } |
| |
| } |