食品采购接口优化

fp-common/src/main/java/com/zf/foodpurchase/common/utils/DateUtils.java

@@ -271,4 +271,14 @@ public class DateUtils extends org.apache.commons.lang3.time.DateUtils
         System.out.println(getStartOfDay(now).getTime());
     }
 
+    public static String getShortYearMonth(Date date) {
+        String dateTime = DateFormatUtils.format(date, "yyMM");
+        return dateTime;
+    }
+
+    public static String getShortYearMonthDay(Date date) {
+        String dateTime = DateFormatUtils.format(date, "yyMMdd");
+        return dateTime;
+    }
+
 }

fp-common/src/main/java/com/zf/foodpurchase/common/utils/StringUtils.java

@@ -694,4 +694,12 @@ public class StringUtils extends org.apache.commons.lang3.StringUtils
                 .collect(Collectors.toList()); // 收集为List<Long>
     }
 
+    public static String formatNumTwo(int num) {
+        return String.format("%02d", num);
+    }
+
+    public static String formatNumThree(int num) {
+        return String.format("%03d", num);
+    }
+
 }