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.types;
023
024 import java.io.Externalizable;
025 import java.lang.reflect.Type;
026 import java.util.Collection;
027 import java.util.Map;
028
029 import org.granite.messaging.amf.io.util.Property;
030 import org.granite.util.TypeUtil;
031
032 /**
033 * @author Franck WOLFF
034 */
035 public class AMFSpecialValueFactory {
036
037 protected final AMFVectorObjectAliaser vectorObjectAlias;
038
039 public AMFSpecialValueFactory() {
040 this(null);
041 }
042
043 public AMFSpecialValueFactory(AMFVectorObjectAliaser vectorObjectAlias) {
044 this.vectorObjectAlias = (vectorObjectAlias != null ? vectorObjectAlias : new AMFBasicVectorObjectAliaser());
045 }
046
047 public Object createSpecialValue(Property property, Object o) {
048 if (o != null && !(o instanceof Externalizable)) {
049 if (o instanceof Collection || (o.getClass().isArray() && o.getClass().getComponentType() != Byte.TYPE)) {
050 if (property.isAnnotationPresent(AMFVectorInt.class))
051 return new AMFVectorIntValue(o, property.getAnnotation(AMFVectorInt.class).fixed());
052 if (property.isAnnotationPresent(AMFVectorNumber.class))
053 return new AMFVectorNumberValue(o, property.getAnnotation(AMFVectorNumber.class).fixed());
054 if (property.isAnnotationPresent(AMFVectorUint.class))
055 return new AMFVectorUintValue(o, property.getAnnotation(AMFVectorUint.class).fixed());
056 if (property.isAnnotationPresent(AMFVectorObject.class)) {
057 AMFVectorObject annotation = property.getAnnotation(AMFVectorObject.class);
058 String type = annotation.type();
059 if (type == null || type.length() == 0) {
060 Type propertyType = property.getType();
061 Class<?> componentClass = TypeUtil.componentClassOfType(propertyType);
062 type = vectorObjectAlias.aliasFor(componentClass);
063 }
064 return new AMFVectorObjectValue(o, type, annotation.fixed());
065 }
066 }
067 else if (o instanceof Map && property.isAnnotationPresent(AMFDictionary.class))
068 return new AMFDictionaryValue((Map<?, ?>)o, property.getAnnotation(AMFDictionary.class).weakKeys());
069 }
070
071 return o;
072 }
073 }