/*
* Copyright 2011 VZ Netzwerke Ltd
*
* 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 net.vz.mongodb.jackson.internal;
import net.vz.mongodb.jackson.DBRef;
import org.codehaus.jackson.map.BeanDescription;
import org.codehaus.jackson.map.BeanProperty;
import org.codehaus.jackson.map.DeserializationConfig;
import org.codehaus.jackson.map.DeserializerProvider;
import org.codehaus.jackson.map.JsonDeserializer;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.module.SimpleDeserializers;
import org.codehaus.jackson.type.JavaType;
import java.util.Calendar;
import java.util.Date;
/**
* Deserializers for Mongo Jackson Mapper
*
* @author James Roper
* @since 1.2
*/
public class MongoJacksonDeserializers extends SimpleDeserializers {
public MongoJacksonDeserializers() {
addDeserializer(Date.class, new DateDeserializer());
addDeserializer(Calendar.class, new CalendarDeserializer());
}
public JsonDeserializer<?> findBeanDeserializer(JavaType type, DeserializationConfig config, DeserializerProvider provider, BeanDescription beanDesc, BeanProperty property) throws JsonMappingException {
if (type.getRawClass() == DBRef.class) {
if (!type.hasGenericTypes()) {
throw new JsonMappingException("Property " + property + " doesn't declare object and key type");
}
JavaType objectType = type.containedType(0);
JavaType keyType = type.containedType(1);
return new DBRefDeserializer(objectType, keyType);
}
return super.findBeanDeserializer(type, config, provider, beanDesc, property);
}
}