| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 |
| * <p/> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p/> |
| * 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.aries.blueprint.plugin.model; |
| |
| import org.apache.aries.blueprint.plugin.Extensions; |
| import org.apache.aries.blueprint.plugin.spi.NamedLikeHandler; |
| |
| import java.lang.reflect.AnnotatedElement; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Method; |
| |
| public class Property implements Comparable<Property> { |
| public final String name; |
| public final String ref; |
| public final String value; |
| public final boolean isField; |
| |
| public Property(String name, String ref, String value, boolean isField) { |
| this.name = name; |
| this.ref = ref; |
| this.value = value; |
| this.isField = isField; |
| } |
| |
| public static Property create(Matcher matcher, Field field) { |
| if (needsInject(field)) { |
| String value = AnnotationHelper.findValue(field.getAnnotations()); |
| if (value != null) { |
| return new Property(field.getName(), null, value, true); |
| } |
| BeanRef matching = matcher.getMatching(new BeanRef(field)); |
| String ref = (matching == null) ? getRefName(field) : matching.id; |
| return new Property(field.getName(), ref, null, true); |
| } else { |
| // Field is not a property |
| return null; |
| } |
| } |
| |
| public static Property create(Matcher matcher, Method method) { |
| String propertyName = resolveProperty(method); |
| if (propertyName == null) { |
| return null; |
| } |
| |
| String value = AnnotationHelper.findValue(method.getAnnotations()); |
| if (value != null) { |
| return new Property(propertyName, null, value, false); |
| } |
| |
| if (needsInject(method)) { |
| BeanRef beanRef = new BeanRef(method); |
| BeanRef matching = matcher.getMatching(beanRef); |
| String ref = (matching == null) ? beanRef.id : matching.id; |
| return new Property(propertyName, ref, null, false); |
| } |
| |
| return null; |
| } |
| |
| private static String resolveProperty(Method method) { |
| if (method.getParameterTypes().length != 1) { |
| return null; |
| } |
| String propertyName = method.getName().substring(3); |
| return makeFirstLetterLower(propertyName); |
| } |
| |
| /** |
| * Assume it is defined in another manually created blueprint context with default name |
| * |
| * @param field |
| * @return |
| */ |
| private static String getRefName(Field field) { |
| for (NamedLikeHandler namedLikeHandler : Extensions.namedLikeHandlers) { |
| if (field.getAnnotation(namedLikeHandler.getAnnotation()) != null) { |
| String name = namedLikeHandler.getName(field.getType(), field); |
| if (name != null) { |
| return name; |
| } |
| } |
| } |
| return Bean.getBeanName(field.getType()); |
| } |
| |
| private static boolean needsInject(AnnotatedElement annotatedElement) { |
| for (Class injectDependencyAnnotation : AnnotationHelper.injectDependencyAnnotations) { |
| if (annotatedElement.getAnnotation(injectDependencyAnnotation) != null) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| @Override |
| public int compareTo(Property other) { |
| return name.compareTo(other.name); |
| } |
| |
| private static String makeFirstLetterLower(String name) { |
| return name.substring(0, 1).toLowerCase() + name.substring(1, name.length()); |
| } |
| } |