/*
* Copyright (C) 2011 Benoit GUEROUT <bguerout at gmail dot com> and Yves AMSELLEM <amsellem dot yves at gmail dot com>
*
* 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 org.jongo.marshall.jackson.oid;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.core.TreeNode;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;
import com.fasterxml.jackson.databind.JsonNode;
import java.io.IOException;
import static org.jongo.MongoCollection.MONGO_QUERY_OID;
public class ObjectIdDeserializer extends JsonDeserializer<String> {
@Override
public String deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
TreeNode treeNode = jp.readValueAsTree();
JsonNode oid = ((JsonNode) treeNode).get(MONGO_QUERY_OID);
if (oid != null)
return oid.asText();
else
return ((JsonNode) treeNode).asText();
}
}