package com.buckosoft.PicMan.service.support;

 import com.fasterxml.jackson.databind.BeanDescription;

 import com.fasterxml.jackson.databind.DeserializationConfig;

 import com.fasterxml.jackson.databind.JsonDeserializer;

 import com.fasterxml.jackson.databind.JsonMappingException;

 import com.fasterxml.jackson.databind.KeyDeserializer;

 import com.fasterxml.jackson.databind.jsontype.TypeDeserializer;

 import com.fasterxml.jackson.databind.module.SimpleDeserializers;

 import com.fasterxml.jackson.databind.type.MapLikeType;

 import com.fasterxml.jackson.databind.type.MapType;

 //import com.fasterxml.jackson.databind.deser.DeserializationFallbacksProvider;

 public class MapDeserializersExt extends SimpleDeserializers {

         private static final long serialVersionUID = 1L;

         @Override

         public JsonDeserializer<?> findMapDeserializer(MapType type,

                         DeserializationConfig config, BeanDescription beanDesc,

                         KeyDeserializer keyDeserializer,

                         TypeDeserializer elementTypeDeserializer,

                         JsonDeserializer<?> elementDeserializer)

                         throws JsonMappingException {

                 return createMapDeserializer(type, config, beanDesc, keyDeserializer, elementTypeDeserializer, elementDeserializer);

         }

         @Override

         public JsonDeserializer<?> findMapLikeDeserializer(MapLikeType type,

                         DeserializationConfig config, BeanDescription beanDesc,

                         KeyDeserializer keyDeserializer,

                         TypeDeserializer elementTypeDeserializer,

                         JsonDeserializer<?> elementDeserializer)

                         throws JsonMappingException {

                 return createMapDeserializer(type, config, beanDesc, keyDeserializer, elementTypeDeserializer, elementDeserializer);

         }

         @SuppressWarnings("unchecked")

         public JsonDeserializer<?> createMapDeserializer(MapLikeType type,

                         DeserializationConfig config, BeanDescription beanDesc,

                         KeyDeserializer keyDeserializer,

                         TypeDeserializer elementTypeDeserializer,

                         JsonDeserializer<?> elementDeserializer) {

 /*

         if (type.isInterface() || type.isAbstract()) {

             @SuppressWarnings("rawtypes")

             Class<? extends Map> fallback = DeserializationFallbacksProvider.getMapFallbacks().get(beanDesc.getClassInfo().getRawType().getName());

             if (fallback == null) {

                 throw new IllegalArgumentException("Can not find a deserializer for non-concrete Map type "+type);

             }

             type = (MapType) config.constructSpecializedType(type, fallback);

             // But if so, also need to re-check creators...

             beanDesc = config.introspectForCreation(type);

         }

 */        

                 //BeanDescription keyDesc = config.introspectClassAnnotations(type.getKeyType());

                 return new KeyValueMapDeserializer(type, null, null, (JsonDeserializer<Object>) elementDeserializer, elementTypeDeserializer);

         }

 }