Added: FieldPropertyExtractor contributed by Daisuke Miyamoto.
mirage/trunk/mirage/src/main/java/jp/sf/amateras/mirage/bean/FieldPropertyExtractor.java (diff)| @@ -0,0 +1,58 @@ | ||
| 1 | +/* | |
| 2 | + * Copyright 2011 Daisuke Miyamoto. | |
| 3 | + * Created on 2011/10/21 | |
| 4 | + * | |
| 5 | + * Licensed under the Apache License, Version 2.0 (the "License"); | |
| 6 | + * you may not use this file except in compliance with the License. | |
| 7 | + * You may obtain a copy of the License at | |
| 8 | + * | |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 | |
| 10 | + * | |
| 11 | + * Unless required by applicable law or agreed to in writing, software | |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, | |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, | |
| 14 | + * either express or implied. See the License for the specific language | |
| 15 | + * governing permissions and limitations under the License. | |
| 16 | + */ | |
| 17 | +package jp.sf.amateras.mirage.bean; | |
| 18 | + | |
| 19 | +import java.lang.reflect.Field; | |
| 20 | +import java.util.LinkedHashMap; | |
| 21 | +import java.util.Map; | |
| 22 | + | |
| 23 | +import jp.sf.amateras.mirage.bean.PropertyExtractor; | |
| 24 | + | |
| 25 | +/** | |
| 26 | + * An implementation of {@link PropertyExtractor} which always retrieves property types and names | |
| 27 | + * from the entity field if it has getters and setters. | |
| 28 | + * | |
| 29 | + * @since 1.1.4 | |
| 30 | + * @author daisuke | |
| 31 | + */ | |
| 32 | +public class FieldPropertyExtractor implements PropertyExtractor { | |
| 33 | + | |
| 34 | +// @Override | |
| 35 | + public Map<String, PropertyInfo> extractProperties(Class<?> clazz) { | |
| 36 | + Map<String, PropertyInfo> map = new LinkedHashMap<String, PropertyInfo>(); | |
| 37 | + extractProperties0(clazz, map); | |
| 38 | + return map; | |
| 39 | + } | |
| 40 | + | |
| 41 | + private void extractProperties0(Class<?> clazz, Map<String, PropertyInfo> map) { | |
| 42 | + if (clazz == null) { | |
| 43 | + return; | |
| 44 | + } | |
| 45 | + Field[] fields = clazz.getDeclaredFields(); | |
| 46 | + for (Field field : fields) { | |
| 47 | + field.setAccessible(true); | |
| 48 | + if (!map.containsKey(field.getName())) { | |
| 49 | + PropertyInfo info = new PropertyInfo(); | |
| 50 | + info.name = field.getName(); | |
| 51 | + info.field = field; | |
| 52 | + info.type = field.getType(); | |
| 53 | + map.put(field.getName(), info); | |
| 54 | + } | |
| 55 | + } | |
| 56 | + extractProperties0(clazz.getSuperclass(), map); | |
| 57 | + } | |
| 58 | +} |
