/** * Copyright (C) 2012 10gen Inc. * * Licensed 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 com.mongodb.jee.util; import com.mongodb.Bytes; import org.bson.util.ClassMap; import java.io.IOException; import java.io.OutputStream; import java.io.Writer; import java.util.List; /** * Objects of type ClassMapBasedObjectSerializer are constructed to perform * instance specific object to JSON serialization schemes. *
* This class is not thread safe
*
* @author breinero
*/
class ClassMapBasedObjectSerializer extends AbstractObjectSerializer {
/**
* Assign a ObjectSerializer to perform a type specific serialization scheme
* @param c this object's type serves as a key in the serialization map.
* ClassMapBasedObjectSerializer uses org.bson.util.ClassMap and not only checks if 'c' is a key in the Map,
* but also walks the up superclass and interface graph of 'c' to find matches.
* This means that it is only necessary assign ObjectSerializers to base classes. @see org.bson.util.ClassMap
* @param serializer performs the serialization mapping specific to the @param key type
*/
void addObjectSerializer(Class c, ObjectSerializer serializer) {
_serializers.put(c , serializer);
}
/**
*
* @param obj the object to be serialized
* @param buf StringBuilder containing the JSON representation of the object
* @throws IOException
*/
//@Override
protected void serialize(Object obj, Writer writer, OutputStream out) throws IOException{
obj = Bytes.applyEncodingHooks( obj );
if(obj == null) {
JSON.append(" null ", writer, out);
return;
}
ObjectSerializer serializer = null;
List