001 /**
002 * GRANITE DATA SERVICES
003 * Copyright (C) 2006-2013 GRANITE DATA SERVICES S.A.S.
004 *
005 * This file is part of the Granite Data Services Platform.
006 *
007 * Granite Data Services is free software; you can redistribute it and/or
008 * modify it under the terms of the GNU Lesser General Public
009 * License as published by the Free Software Foundation; either
010 * version 2.1 of the License, or (at your option) any later version.
011 *
012 * Granite Data Services is distributed in the hope that it will be useful,
013 * but WITHOUT ANY WARRANTY; without even the implied warranty of
014 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
015 * General Public License for more details.
016 *
017 * You should have received a copy of the GNU Lesser General Public
018 * License along with this library; if not, write to the Free Software
019 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
020 * USA, or see <http://www.gnu.org/licenses/>.
021 */
022 package org.granite.messaging.amf.io.util;
023
024 import java.io.Serializable;
025 import java.lang.reflect.Field;
026 import java.lang.reflect.Modifier;
027 import java.lang.reflect.Proxy;
028 import java.util.ArrayList;
029 import java.util.List;
030
031 /**
032 * @author Franck WOLFF
033 */
034 public class DefaultClassGetter implements ClassGetter {
035
036 public Class<?> getClass(Object o) {
037 if (o == null)
038 return null;
039
040 Class<?> clazz = o.getClass();
041 if (Proxy.isProxyClass(clazz))
042 clazz = clazz.getInterfaces()[0];
043
044 if (Enum.class.isAssignableFrom(clazz) && clazz.isAnonymousClass() && Enum.class.isAssignableFrom(clazz.getSuperclass()))
045 clazz = clazz.getSuperclass();
046
047 return clazz;
048 }
049
050 public boolean isEntity(Object o) {
051 return false;
052 }
053
054 public Serializable getIdentifier(Object o) {
055 return null;
056 }
057
058 public boolean isInitialized(Object owner, String propertyName, Object propertyValue) {
059 return true;
060 }
061
062 public void initialize(Object owner, String propertyName, Object propertyValue) {
063 }
064
065 public List<Object[]> getFieldValues(Object obj) {
066 return getFieldValues(obj, null);
067 }
068
069 public List<Object[]> getFieldValues(Object obj, Object dest) {
070 return defaultGetFieldValues(obj, dest);
071 }
072
073 public static List<Object[]> defaultGetFieldValues(Object obj, Object dest) {
074 List<Object[]> fieldValues = new ArrayList<Object[]>();
075
076 // Merges field values
077 try {
078 Class<?> clazz = obj.getClass();
079 while (clazz != null) {
080 Field[] fields = clazz.getDeclaredFields();
081 for (Field field : fields) {
082 if ((field.getModifiers() & Modifier.STATIC) != 0
083 || (field.getModifiers() & Modifier.FINAL) != 0
084 || (field.getModifiers() & Modifier.VOLATILE) != 0
085 || (field.getModifiers() & Modifier.NATIVE) != 0
086 || (field.getModifiers() & Modifier.TRANSIENT) != 0)
087 continue;
088 field.setAccessible(true);
089 Object o = field.get(obj);
090 if (dest != null) {
091 Object d = field.get(dest);
092 fieldValues.add(new Object[] { field, o, d });
093 }
094 else
095 fieldValues.add(new Object[] { field, o });
096 }
097 clazz = clazz.getSuperclass();
098 }
099 }
100 catch (Exception e) {
101 throw new RuntimeException("Could not get entity fields ", e);
102 }
103
104 return fieldValues;
105 }
106 }