Java tutorial
/******************************************************************************* * Copyright (c) 2005, 2014 springside.github.io * * Licensed under the Apache License, Version 2.0 (the "License"); *******************************************************************************/ package com.gamewin.weixin.repository; import org.springframework.data.domain.Page; import org.springframework.data.domain.Pageable; import org.springframework.data.jpa.repository.JpaSpecificationExecutor; import org.springframework.data.jpa.repository.Modifying; import org.springframework.data.jpa.repository.Query; import org.springframework.data.repository.PagingAndSortingRepository; import com.gamewin.weixin.entity.ManageQRcode; public interface ManageQRcodeDao extends PagingAndSortingRepository<ManageQRcode, Long>, JpaSpecificationExecutor<ManageQRcode> { Page<ManageQRcode> findByUserId(Long id, Pageable pageRequest); Page<ManageQRcode> findByTaskId(Long id, Pageable pageRequest); @Modifying @Query("update from ManageQRcode qr set qr.qrState='N' where qr.task.id=?1") void invalidAllQRCode(Long taskId); }