update

mec-biz/src/main/java/com/ym/mec/biz/dal/entity/MusicGroup.java

@@ -6,6 +6,7 @@ import com.ym.mec.biz.dal.enums.MusicGroupStatusEnum;
 import com.ym.mec.biz.dal.enums.SalarySettlementTypeEnum;
 import com.ym.mec.biz.dal.enums.YesOrNoEnum;
 import io.swagger.annotations.ApiModelProperty;
+import org.apache.commons.lang3.StringUtils;
 import org.apache.commons.lang3.builder.ToStringBuilder;
 
 import java.util.Date;
@@ -186,7 +187,9 @@ public class MusicGroup {
 	}
 
 	public void setPaymentValidEndDate(String paymentValidEndDate) {
-		this.paymentValidEndDate = paymentValidEndDate;
+		if(StringUtils.isNotEmpty(paymentValidEndDate)){
+			this.paymentValidEndDate = paymentValidEndDate;
+		}
 	}
 
 	public String getSubjectName() {