| /* |
| * 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 |
| * |
| * 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 flex.messaging.io.amf.translator.decoder; |
| |
| import flex.messaging.io.TypeMarshallingContext; |
| |
| import java.util.Map; |
| import java.util.Iterator; |
| |
| /** |
| * |
| */ |
| public class ReferenceAwareMapDecoder extends MapDecoder |
| { |
| public Object decodeObject(Object shell, Object encodedObject, Class desiredClass) |
| { |
| if (shell == null) return null; |
| |
| Map shellMap = (Map)shell; |
| Map encodedMap = (Map)encodedObject; |
| |
| TypeMarshallingContext context = TypeMarshallingContext.getTypeMarshallingContext(); |
| context.getKnownObjects().put(encodedObject, shell); |
| |
| ActionScriptDecoder decoder = null; |
| Object key = null; |
| Object value = null; |
| Object decodedValue = null; |
| for (Iterator keys = encodedMap.keySet().iterator(); keys.hasNext();) |
| { |
| key = keys.next(); |
| value = encodedMap.get(key); |
| |
| if (value == null) |
| { |
| shellMap.put(key, null); |
| continue; |
| } |
| |
| //Check whether we need to restore a client |
| //side reference to a known object |
| Object ref = null; |
| |
| if (canUseByReference(value)) |
| ref = context.getKnownObjects().get(value); |
| |
| if (ref == null) |
| { |
| decoder = DecoderFactory.getReferenceAwareDecoder(value, value.getClass()); |
| decodedValue = decoder.decodeObject(value, value.getClass()); |
| |
| if (canUseByReference(decodedValue)) |
| { |
| context.getKnownObjects().put(value, decodedValue); |
| } |
| } |
| else |
| { |
| decodedValue = ref; |
| } |
| |
| shellMap.put(key, decodedValue); |
| } |
| |
| return shellMap; |
| } |
| } |