In Spring MVC, I had a @UniqueEmail custom hibernate validator (to check for uniqueness of email when signup), which looked as below: public class UniqueEmailValidator implements ConstraintValidat...

I am currently writing an application which should use a replica set of MongoDB. It is a Spring Boot based application and the following properties work perfectly fine to connect to one server: sp...

We are working on a project to get data from mongoDB. We have created repository class as below @Repository public interface CustomerRepository extends MongoRepository<Customer,String>{ List...

I have the following exception when running Java app for MongoDB: [localhost:27017] org.mongodb.driver.cluster : Exception in monitor thread while connecting to server localhost:27017 while access...

I've been started a project with mongodb and spring boot and spring JPA data and I realised I cannot map my data model to entity and make a query on that easily, so I have two questions, My data m...

Using spring-data-mongodb-1.5.4 and mongodb-driver-3.4.2 I've a class Hotel public class Hotel { private String name; private int pricePerNight; private Address address; private List<Rev...

I want to explore the new transaction feature of MongoDB and use Spring Data MongoDB. However, I get the exception message "Sessions are not supported by the MongoDB cluster to which this client is...

I have a Query with Pageable: Query query = new Query().with(new PageRequests(page, size)) How can I execute it with MongoTemplate ? I don't see a single method returning Page<T>.

The default MappingMongoConverter adds a custom type key ("_class") to each object in the database. So, if I create a Person: package my.dto; public class Person { String name; public Person(Str...

I have a test instantiating some entities, saving them to MongoDB and loading them again to make sure the mapping works corretly. I'd like to use the @DataMongoTest annotation on the test class to ...

I have a Contract class defined like this: @Document public class Contract { @Id private String id; @Indexed(unique = true) private String ref; private String status = "pending"; // gett...

I am implementing a Spring Data Repository and having my repository extend the MongoRepository. I am looking for a way to specify a hint on my findBy methods so I can be control. I have seen severa...

I'm using the Spring-data-mongodb repository framework in my Spring Boot project. I have an API where users can specify 1+ query parameters when searching for an object, and I would like to convert...

Using the latest Spring Data Mongo (2.1.1 at time of writing), how do I specify to get the first record of a "custom" query method? Here is an example: @Query(value="{name: ?0, appro...

I'm trying to save a basic document but despite connecting to mongodb successfully... It doesn't seem to want to save. Spring logs 2018-10-03 00:17:25.998 INFO 10713 --- [ restartedMain] o.s.b.d...

I am using MongoDB atlas (cluster) to connect to my spring boot application. I was earlier able to successfully insert & get the data from the cluster but after few minutes of inactivity I star...

We have a simple application in which we have all user in same timezone & therefore we are not interested to store timezone information in mongo date object. Reason for such extreme step is w...

In my business logic I have to deal with a lot of entity IDs, all of them of type String, which can cause confusion especially when you pass a couple of them as method parameters. So I thought abou...

I'm trying to run some integration test using SpringBoot + Spring Data Mongo + SpringMVC I've simplified and generified the code but it should be able to reproduce the behavior with the following t...

how to perform below operation (it is the actual mongo query) using MatchOperation in Spring data mongodb ? $match: { "docs": { $ne: [] } } here docs is an array field and want to check that it ...

I'm using Spring-Data for MongoDB: Version information - org.mongodb.mongo-java-driver version 2.10.1, org.springframework.data.spring-data-mongodb version 1.2.1.RELEASE. I have a case that's si...

I'm trying to create a Spring Data MongoDB repository method that could perform case insensitive search for fields from a given list, that is functionality similar to SQL 'IN' operator. In my repo...

I have the below class as my document. @Data @Builder @Document(collection = "test") public class TestData { @Id private String id; private String name; @Indexed(unique = true) pri...

I know that MongoDB supports the syntax find{array.0.field:"value"}, but I specifically want to do this for the last element in the array, which means I don't know the index. Is there some kind of ...

How would I convert the following MongoDB query into a query to be used by my Java Spring application? I can't find a way to use pipeline with the provided lookup method. Here is the query I am at...