添加 getHalfEndYm 方法

smtweb-framework/core/src/main/java/cc/smtweb/framework/core/util/DateUtil.java

@@ -1185,6 +1185,26 @@ public class DateUtil {
         return retStamp;
     }
 
+    public static String getHalfEndYm(String ymPeriod) {
+        try {
+            String year = ymPeriod.substring(0, 4);
+            String month = ymPeriod.substring(4);
+            if (month.startsWith("0")) {
+                int m = Integer.parseInt(month.substring(1));
+                if (m > 6) {
+                    ymPeriod = year + "12";
+                } else {
+                    ymPeriod = year + "06";
+                }
+            } else {
+                ymPeriod = year + "12";
+            }
+            return ymPeriod;
+        } catch (Exception e) {
+            return ymPeriod;
+        }
+    }
+
     //获取年月，YYYYMM格式
     public static String getDateYm(Date dt) {
         String s = simpleDateFormat.get().format(dt);