From: Roland Häder <roland@mxchange.org>
Date: Fri, 24 Apr 2020 14:50:49 +0000 (+0200)
Subject: Continued:
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=85d8717e4dfd05b2dcc0cef9c2995b97f85bc054;p=jcustomer-core.git

Continued:
- copyFooData() shall always check if both source and target are not the same

Signed-off-by: Roland Häder <roland@mxchange.org>
---

diff --git a/src/org/mxchange/jcustomercore/model/customer/Customers.java b/src/org/mxchange/jcustomercore/model/customer/Customers.java
index ed79d1e..5552631 100644
--- a/src/org/mxchange/jcustomercore/model/customer/Customers.java
+++ b/src/org/mxchange/jcustomercore/model/customer/Customers.java
@@ -84,6 +84,9 @@ public class Customers {
 		} else if (null == sourceCustomer) {
 			// Throw NPE
 			throw new NullPointerException("sourceCustomer is null"); //NOI18N
+		} else if (Objects.equals(sourceCustomer, targetCustomer)) {
+			// Is exactly the same!
+			throw new IllegalArgumentException("sourcerCustomer and targetCustomer are the same."); //NOI18N
 		}
 
 		// Copy all fields