fun <T : Any> MongoCollection<T>.save(document: T): Unit (source)
Save the document. If the document has no id field, or if the document has a null id value, insert the document. Otherwise, call replaceOneById with upsert true.
document - the document to save
com.mongodb.MongoWriteException - if the write failed due some other failure specific to the update command
com.mongodb.MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
com.mongodb.MongoException - if the write failed due some other failure
fun <T : Any> MongoCollection<T>.save(clientSession: ClientSession, document: T): Unit (source)
Save the document. If the document has no id field, or if the document has a null id value, insert the document. Otherwise, call replaceOneById with upsert true.
clientSession - the client session with which to associate this operation
document - the document to save
com.mongodb.MongoWriteException - if the write failed due some other failure specific to the update command
com.mongodb.MongoWriteConcernException - if the write failed due being unable to fulfil the write concern
com.mongodb.MongoException - if the write failed due some other failure