Fixes new Links not being correctly linked in the SmartDevices

src/main/java/de/tu_darmstadt/tk/SmartHomeNetworkSim/control/Controller.java

@@ -333,4 +333,17 @@ public class Controller {
 	public void removeLink(Link link){
 		model.getConnectionNetworks().remove(link);
 	}
+
+	public void addLinkToDevice(Link newLink, SmartDevice smartDevice) {
+		if(!newLink.getDevices().contains(smartDevice)){
+			newLink.addDevice(smartDevice);
+			smartDevice.addLink(newLink);
+		}
+		
+	}
+
+	public void removeLinkFromDevice(Link newLink, SmartDevice smartDevice) {
+		newLink.removeDevice(smartDevice);
+		smartDevice.removeLink(newLink);
+	}
 }

src/main/java/de/tu_darmstadt/tk/SmartHomeNetworkSim/view/LinkCreationPanel.java

@@ -51,7 +51,7 @@ public class LinkCreationPanel extends JScrollPane{
 		this.devices = new SmartDevice[devices.size()];
 		int i=0;
 		for(SmartDevice d: devices){
-			newLink.addDevice(d);
+			controller.addLinkToDevice(newLink, d);
 			this.devices[i++] = d;
 		}
 		edit = false;
@@ -121,6 +121,7 @@ public class LinkCreationPanel extends JScrollPane{
 				if(!edit){
 					controller.addLink(newLink);
 				}
+				newLink.setName(tfName.getText());
 				content.setVisible(false);
 				setVisible(false);
 				if(frame != null){
@@ -148,9 +149,9 @@ public class LinkCreationPanel extends JScrollPane{
 				@Override
 				public void actionPerformed(ActionEvent e) {
 					if(cmbDev.getSelectedIndex()==0 && !newLink.getDevices().contains(devices[pos])){
-						newLink.addDevice(devices[pos]);
+						controller.addLinkToDevice(newLink, devices[pos]);
 					}else if(cmbDev.getSelectedIndex()==1&&newLink.getDevices().contains(devices[pos])){
-						newLink.removeDevice(devices[pos]);
+						controller.removeLinkFromDevice(newLink, devices[pos]);
 					}
 				}
 			});