Java tutorial
/** * Copyright (C) 2014 Frank Steiler <frank@steilerdev.de> * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package de.steilerdev.myVerein.server.model; import org.springframework.data.mongodb.repository.MongoRepository; import org.springframework.data.mongodb.repository.Query; import org.springframework.stereotype.Repository; import java.time.LocalDateTime; import java.util.List; /** * This interface is used to query the database for specific message object. The repository is implemented during runtime by SpringData through the @Repository annotation. */ @Repository public interface MessageRepository extends MongoRepository<Message, String> { @Query(value = "{?0 : ?1 }") List<Message> findAllByPrefixedReceiverIDAndMessageStatus(String receiverID, Message.MessageStatus messageStatus); @Query(value = "{$and: [{?0 : { $exists: true }}, {'timestamp': {$gt: ?1}}] }") List<Message> findAllByPrefixedReceiverIDAndTimestampAfter(String receiverID, LocalDateTime timestamp); //Maybe someday... (Using this method you could enable multi device) }