Java tutorial
/** * Copyright 2013-2014 The JMingo Team * <p> * 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 * <p> * http://www.apache.org/licenses/LICENSE-2.0 * <p> * 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.jmingo.mapping.convert.mongo.type.serialize; import com.fasterxml.jackson.core.JsonGenerator; import com.fasterxml.jackson.databind.JsonSerializer; import com.fasterxml.jackson.databind.SerializerProvider; import org.bson.types.ObjectId; import java.io.IOException; /** * Json serializer for {@link org.bson.types.ObjectId} type. */ public class ObjectIdSerializer extends JsonSerializer<ObjectId> { /** * {@inheritDoc} */ @Override public void serialize(ObjectId value, JsonGenerator jgen, SerializerProvider provider) throws IOException { jgen.writeString(value.toString()); } }