fix

src/main/java/cn/quantgroup/customer/rest/param/vcc/ApplyBill.java

@@ -10,10 +10,15 @@ public class ApplyBill {
     private Long billId;
     private BigDecimal amount;
 
-    public boolean equals(ApplyBill applyBill){
-        if (applyBill == null){
+    @Override
+    public boolean equals(Object o){
+        if (o == null){
             return false;
         }
-        return Objects.equals(applyBill.getBillId(), this.getBillId());
+        if (o instanceof ApplyBill){
+            ApplyBill applyBill = (ApplyBill) o;
+            return Objects.equals(applyBill.billId, this.billId);
+        }
+        return super.equals(o);
     }
 }