mybaties拼sql

package com.tecnova.ifrcs.api.mapper.provider;

import java.text.SimpleDateFormat;
import java.util.Date;

import org.apache.ibatis.annotations.Param;

import com.tecnova.ifrcs.api.entity.EventsKeys;

/**  
* @ClassName: EventsKeysSqlProvider  
* @Description: 查询自定义事件sql拼接  
* @author fk  
* @date 2018年8月8日 上午9:15:53 
*    
*/  

public class EventsKeysSqlProvider {
SimpleDateFormat sdf = new SimpleDateFormat(“yyyy-MM-dd”);
final String time = sdf.format(new Date());
final String DbName = “tecnova_ifrcs_data”;
final String tables = “.events_keys”;

    /**  
    * @Title: selectEventsKeys  
    * @Description: 展示自定义事件列表  
    * @param @param userId
    * @param @param pid
    * @param @param status
    * @param @param search
    * @param @return    参数  
    * @return String    返回类型  
    * @throws  
    */  
    
public String selectEventsKeys(@Param("userId") long userId,
		@Param("pid") Integer pid, @Param("status") Integer status,
		@Param("search") String search) {
	//status null全部，0未开始，1采集中，2停止
	StringBuilder sql = new StringBuilder();
	sql.append("SELECT * from tecnova_ifrcs_data").append(userId)
			.append(".events_keys WHERE 1=1 ");
	
	if (status != null) {
		sql.append(" AND `status` =" + status);
		
	}

	if (search != null) {
		sql.append(" AND `title` LIKE '%" + search + "%'")
				.append(" OR `url` LIKE '%" + search + "%'")
				.append(" OR `description` LIKE '%" + search + "%'")
				.append(" OR `company` LIKE '%" + search + "%'")
				.append(" OR `person` LIKE '%" + search + "%'");
	}

	if (pid != null) {
		sql.append(" AND `p_id` = " + pid);

	}
	sql.append(" order by is_focus desc, update_time desc,id desc");
	System.out.println("&&&&&&&查询自定义事件&&&&&&&&&&&&&&& sql = " + sql.toString());
	return sql.toString();

}
}

package com.tecnova.ifrcs.api.mapper;

import com.tecnova.ifrcs.api.driver.InsertByMapLanguageDriver;
import com.tecnova.ifrcs.api.driver.UpdateByMapLanguageDriver;
import com.tecnova.ifrcs.api.driver.WhereInLanguageDriver;
import com.tecnova.ifrcs.api.entity.EventEntity;
import com.tecnova.ifrcs.api.entity.EventsKeys;
import com.tecnova.ifrcs.api.mapper.provider.DailyPaperSqlProvider;
import com.tecnova.ifrcs.api.mapper.provider.EventsKeysSqlProvider;

import org.apache.ibatis.annotations.*;

import java.util.List;
import java.util.Map;

public interface EventMapper {
final String DBNAME = “tecnova_ifrcs_data${user_id}”;
final String TABLE = DBNAME + “.” + “user_events”;

@Select("SELECT * FROM " + TABLE + " WHERE id = #{id}")
EventEntity first(@Param("id") long id, @Param("user_id") long user_id);

@Select("SELECT * FROM " + TABLE + " order by is_focus desc, updated desc")
List select(@Param("user_id") long user_id);

@Select("SELECT * FROM " + TABLE + " WHERE status = #{status} order by is_focus desc, updated desc")
List selectByStatus(@Param("user_id") long user_id,@Param("status") int status);

@Lang(WhereInLanguageDriver.class)
@Select("SELECT * FROM " + TABLE + " WHERE id IN (#{ids})")
List selectWithIds(@Param("ids") List ids, @Param("user_id") long user_id);

@Lang(InsertByMapLanguageDriver.class)
@Insert("INSERT INTO " + TABLE + " (#{map})")
boolean save(@Param("map") Map map, @Param("user_id") long user_id);

@Lang(UpdateByMapLanguageDriver.class)
@Update("UPDATE " + TABLE + " (#{map}) WHERE id = #{id}")
boolean update(@Param("map") Map map, @Param("id") long id, @Param("user_id") long user_id);

@Update("UPDATE " + TABLE + " set status = #{status},updated = #{updated}  WHERE id = #{id}")
boolean updated(@Param("status") int status, @Param("updated")Long updated, @Param("id") long id, @Param("user_id") long user_id);

@Delete("DELETE FROM " + TABLE + " WHERE id = #{id}")
boolean delete(@Param("id") long id, @Param("user_id") long user_id);

@Select("select count(1) as ct from tecnova_ifrcs_data.user_events_${userId} where event_name = #{name}")
boolean isExist(@Param("name") String name, @Param("userId") long userId);
//---------------------------------重构------------------------------------------
final String DbName = " tecnova_ifrcs_data${userId}";
final String tables = DbName + ".events_keys";
@SelectProvider(type = EventsKeysSqlProvider.class, method = "selectEventsKeys")
List selectEventsKeys(@Param("userId") long userId,@Param("pid")Integer PId, @Param("status")Integer status,@Param("search")String search);

@DeleteProvider(type = EventsKeysSqlProvider.class, method = "deleteEventKeys")
int deleteEventKeys(@Param("userId") long userId,@Param("pid")Integer pid, @Param("ids")String ids);

@SelectProvider(type = EventsKeysSqlProvider.class, method = "selectEventsKeysById")
EventsKeys selectEventsKeysById(@Param("userId") long userId,@Param("pId")Integer pId, @Param("id")String id);

//-分页修复
@UpdateProvider(type = EventsKeysSqlProvider.class, method = "updateStatus")
boolean updateStatus(@Param("userId") long userId,@Param("pid")Integer pid, @Param("time")String time,@Param("page")Integer page,@Param("size")Integer size);

//
@InsertProvider(type = EventsKeysSqlProvider.class, method = "createEvent")
int createEvent(@Param("userId") long userId,@Param("event") EventsKeys events);

@Lang(UpdateByMapLanguageDriver.class)
@Update("UPDATE " + tables + " (#{map}) WHERE id in (${ids})")
int updateEvent(@Param("map") Map map, @Param("ids") String ids, @Param("userId") long user_id);

@Lang(UpdateByMapLanguageDriver.class)
@Update("UPDATE " + tables + " (#{map}) WHERE id in (${ids}) AND p_id = ${pId}")
int updateEventByPid(@Param("map") Map map, @Param("ids") String ids, @Param("userId") long user_id,@Param("pId") Integer pId);

//
@UpdateProvider(type = EventsKeysSqlProvider.class, method = “updateEventById”)
int updateEventById(@Param(“userId”) long userId,@Param(“pId”) Integer pId,@Param(“event”) EventsKeys events,@Param(“id”) String id);

}