Small refactor of a Java moment

src/main/java/net/dv8tion/jda/api/interactions/components/LayoutComponent.java

@@ -20,6 +20,7 @@
 import net.dv8tion.jda.api.interactions.components.buttons.ButtonStyle;
 import net.dv8tion.jda.api.utils.data.SerializableData;
 import net.dv8tion.jda.internal.utils.Checks;
+import net.dv8tion.jda.internal.utils.ComponentsUtil;
 import net.dv8tion.jda.internal.utils.Helpers;
 import org.jetbrains.annotations.Unmodifiable;
 
@@ -228,9 +229,7 @@ default ItemComponent updateComponent(@Nonnull String id, @Nullable ItemComponen
             if (!(component instanceof ActionComponent))
                 continue;
             ActionComponent action = (ActionComponent) component;
-            if (id.equals(action.getId())
-                    || (action instanceof Button && id.equals(((Button) action).getUrl()))
-                    || (action instanceof Button && ((Button) action).getSku() != null && id.equals(((Button) action).getSku().getId())))
+            if (ComponentsUtil.checkButtonIdentity(action, id))
             {
                 if (newComponent == null)
                     it.remove();

src/main/java/net/dv8tion/jda/internal/utils/ComponentsUtil.java

@@ -0,0 +1,43 @@
+/*
+ * Copyright 2015 Austin Keener, Michael Ritter, Florian Spieß, and the JDA contributors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dv8tion.jda.internal.utils;
+
+import net.dv8tion.jda.api.interactions.components.ActionComponent;
+import net.dv8tion.jda.api.interactions.components.buttons.Button;
+
+import javax.annotation.Nonnull;
+
+public class ComponentsUtil
+{
+    /** Checks whether the provided component has the {@code identifier} as its custom id, url or SKU id */
+    public static boolean checkButtonIdentity(@Nonnull ActionComponent component, @Nonnull String identifier)
+    {
+        if (identifier.equals(component.getId()))
+            return true;
+
+        if (component instanceof Button)
+        {
+            final Button button = (Button) component;
+            if (identifier.equals(button.getUrl()))
+                return true;
+            if (button.getSku() != null)
+                return identifier.equals(button.getSku().getId());
+        }
+
+        return false;
+    }
+}