동적으로 table 명 수정

src/main/java/com/itn/admin/itn/commute/mapper/domain/CommuteVO.java

@@ -60,5 +60,5 @@ public class CommuteVO implements Serializable {
     private String searchMonth;
     private String searchDay;
 
-
+    private String tableNm;
 }

src/main/java/com/itn/admin/itn/commute/service/impl/CommuteServiceImpl.java

@@ -13,9 +13,7 @@ import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.LocalTime;
 import java.time.format.DateTimeFormatter;
-import java.util.HashMap;
+import java.util.*;
-import java.util.List;
-import java.util.Map;
 
 
 @Slf4j
@@ -61,8 +59,18 @@ public class CommuteServiceImpl implements CommuteService {
         commuteVO.setStartDate(commuteVO.getSearchYear()+"-"+commuteVO.getSearchMonth()+"-"+commuteVO.getSearchDay()+" 06:00:00");
         commuteVO.setEndDate(commuteVO.getSearchYear()+"-"+commuteVO.getSearchMonth()+"-"+commuteVO.getSearchDay()+" 23:59:59");
 
+        // 테이블명 생성
+        String tableNmM = commuteVO.getSearchMonth().length() <2 ? "0"+commuteVO.getSearchMonth() : commuteVO.getSearchMonth();
+        commuteVO.setTableNm("t_lg"+commuteVO.getSearchYear()+tableNmM);
 
-        List<CommuteVO> commuteList = commuteMapper.findAll(commuteVO);
+        List<CommuteVO> commuteList = new ArrayList<>();
+        try {
+            commuteList = commuteMapper.findAll(commuteVO);
+        }catch (Exception e){
+            // 월별로 테이블이 생성되는데
+            // 없는 테이블을 select하면 Exception이 발생함
+            // 해당 exception 방지용 try-catch
+        }
 
         commuteList.stream().forEach(t->{
             if(StringUtils.isNotEmpty(t.getUsrid())){

src/main/resources/mapper/itn/commute/CommuteMapper.xml

@@ -11,7 +11,7 @@
             MIN(SRVDT) AS firstActivityTime,
             MAX(SRVDT) AS lastActivityTime
         FROM
-            t_lg202402
+            ${tableNm}
         WHERE SRVDT BETWEEN #{startDate} AND #{endDate}
 -- 	AND	usrid IS NOT NULL
           AND LENGTH(USRID)>0