修改下架时间——先默认挂3个月

ruoyi-common/src/main/java/com/ruoyi/common/utils/DateUtils.java

@@ -9,6 +9,7 @@ import java.time.LocalTime;
 import java.time.ZoneId;
 import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
+import java.util.Calendar;
 import java.util.Date;
 import org.apache.commons.lang3.time.DateFormatUtils;
 
@@ -246,4 +247,20 @@ public class DateUtils extends org.apache.commons.lang3.time.DateUtils
             return null;
         }
     }
+
+    /**
+     * 获取3个月以后
+     * @param fmt
+     * @return
+     */
+    public static String getMonthThree(String fmt){
+        Calendar calendar = Calendar.getInstance();
+        calendar.add(Calendar.MONTH, 3);
+        Date now = new Date();
+        Date threeMonthsLater = calendar.getTime();
+        SimpleDateFormat sdf = new SimpleDateFormat(fmt);
+        System.out.println("当前时间：" + sdf.format(now));
+        System.out.println("当前时间+3个月：" + sdf.format(threeMonthsLater));
+        return sdf.format(threeMonthsLater);
+    }
 }