新增IM聊天

jeecg-boot/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/oConvertUtils.java

@@ -22,6 +22,7 @@ import java.lang.reflect.Array;
 import java.lang.reflect.Field;
 import java.math.BigDecimal;
 import java.math.BigInteger;
+import java.math.RoundingMode;
 import java.net.*;
 import java.sql.Date;
 import java.util.*;
@@ -1046,7 +1047,7 @@ public class oConvertUtils {
 			BigDecimal bigDecimal = new BigDecimal(uploadCount);
 			//换算成MB
 			BigDecimal divide = bigDecimal.divide(new BigDecimal(1048576));
-			count = divide.setScale(2, BigDecimal.ROUND_HALF_UP).doubleValue();
+			count = divide.setScale(2, RoundingMode.HALF_UP).doubleValue();
 			return count;
 		}
 		return count;