Perform clean code of e4tools/bundles/org.eclipse.e4.tools.emf.editor3x

Author: eclipse-pde-bot

e4tools/bundles/org.eclipse.e4.tools.emf.editor3x/src/org/eclipse/e4/tools/emf/editor3x/UndoAction.java

@@ -75,14 +75,11 @@ private void update() {
 	 */
 	public static String getCommandLabel(Command cmd) {
 
-		if (cmd instanceof SetCommand) {
-			SetCommand sc = (SetCommand) cmd;
+		if (cmd instanceof SetCommand sc) {
 			return sc.getLabel() + " " + sc.getFeature().getName() + " on " + sc.getOwner().eClass().getName(); //$NON-NLS-1$ //$NON-NLS-2$
-		} else if (cmd instanceof AddCommand) {
-			AddCommand ac = (AddCommand) cmd;
+		} else if (cmd instanceof AddCommand ac) {
 			return ac.getLabel() + " " + getFirstClassName(ac.getCollection()); //$NON-NLS-1$
-		} else if (cmd instanceof DeleteCommand) {
-			DeleteCommand dc = (DeleteCommand) cmd;
+		} else if (cmd instanceof DeleteCommand dc) {
 			Collection<?> deleted = dc.getCollection();
 			if (deleted.size() == 1) {
 				return dc.getLabel() + " " + getFirstClassName(deleted); //$NON-NLS-1$
@@ -100,8 +97,8 @@ public static String getCommandLabel(Command cmd) {
 	private static String getFirstClassName(Collection<?> c)
 	{
 		Object o = c.iterator().next();
-		String clname = (o instanceof EObject) ? ((EObject) o).eClass().getName() : ""; //$NON-NLS-1$
-		String dname = (o instanceof MUILabel) ? ((MUILabel) o).getLabel() : ""; //$NON-NLS-1$
+		String clname = (o instanceof EObject e) ? e.eClass().getName() : ""; //$NON-NLS-1$
+		String dname = (o instanceof MUILabel m) ? m.getLabel() : ""; //$NON-NLS-1$
 		return clname + " " + (dname == null ? "" : dname); //$NON-NLS-1$ //$NON-NLS-2$
 	}