From: Roland Häder <roland@mxchange.org>
Date: Thu, 21 Apr 2016 12:39:22 +0000 (+0200)
Subject: check on user instance
X-Git-Url: https://git.mxchange.org/?a=commitdiff_plain;h=c29b94e2f94c598644658ac57cd91ad91160a405;p=jcontacts-core.git

check on user instance
---

diff --git a/src/org/mxchange/jcontacts/contact/UserContact.java b/src/org/mxchange/jcontacts/contact/UserContact.java
index 0f4beec..b176ccf 100644
--- a/src/org/mxchange/jcontacts/contact/UserContact.java
+++ b/src/org/mxchange/jcontacts/contact/UserContact.java
@@ -248,6 +248,12 @@ public class UserContact implements Contact {
 
 	@Override
 	public void copyAll (final Contact contact) {
+		// Contact should be valid
+		if (null == contact) {
+			// Throw NPE
+			throw new NullPointerException("contact is null"); //NOI18N
+		}
+
 		// Copy all:
 		// - base data
 		this.setContactFirstName(contact.getContactFirstName());