Refactor methodname and method call order

Signed-off-by: Melanie Retter <melanie.retter@bosch-si.com>

hawkbit-ui/src/main/java/org/eclipse/hawkbit/ui/decorators/SPUIButtonStyleNoBorderWithIcon.java

@@ -15,7 +15,7 @@ import com.vaadin.ui.Button;
 import com.vaadin.ui.themes.ValoTheme;
 
 /**
- * Decorator class for a borderless Button with icon.
+ * Decorator class for a borderless Button with an icon.
  */
 public class SPUIButtonStyleNoBorderWithIcon implements SPUIButtonDecorator {
 
@@ -25,38 +25,25 @@ public class SPUIButtonStyleNoBorderWithIcon implements SPUIButtonDecorator {
     public Button decorate(final Button button, final String style, final boolean setStyle, final Resource icon) {
 
         this.button = button;
+        button.setSizeFull();
 
         button.addStyleName(ValoTheme.LABEL_SMALL);
         button.addStyleName(ValoTheme.BUTTON_BORDERLESS_COLORED);
+        setOrAddButtonStyle(style, setStyle);
 
-        setButtonStyle(style, setStyle);
         setButtonIcon(icon);
 
-        button.setSizeFull();
-
-        setButtonStyle(style, setStyle);
-
         return button;
     }
 
-    /**
+    private void setOrAddButtonStyle(final String style, final boolean setStyle) {
-     * It is possible to add or set a new style to the button. If a new style is
-     * set the other styles (LABEL_SMALL and BUTTON_BORDERLESS_COLORED) will be
-     * overwritten
-     * 
-     * @param style
-     *            styleName
-     * @param setStyle
-     *            boolean: Trigger if the style should be added or replace the
-     *            other styles
-     */
-    private void setButtonStyle(final String style, final boolean setStyle) {
 
         if (StringUtils.isEmpty(style)) {
             return;
         }
 
         if (setStyle) {
+            // overwrite all other styles
             button.setStyleName(style);
         } else {
             button.addStyleName(style);