spring-mongodb-data  返回指定欄位

DBObject dbObject = new BasicDBObject();
//dbObject.put("name", "zhangsan");  //查詢條件

BasicDBObject fieldsObject=new BasicDBObject();
//指定返回的欄位
fieldsObject.put("name", true);  
fieldsObject.put("age", true);  
fieldsObject.put("sex", true);  

Query query = new BasicQuery(dbObject,fieldsObject);
List<Person> user = mongoTemplate.find(query, Person.class);