fix: Bug/RuntimeException during startup of project (#1027)

Fixes #1027

Signed-off-by: azerr <[email protected]>

src/main/java/com/redhat/microprofile/psi/internal/quarkus/renarde/java/RenardeUtils.java

@@ -1,14 +1,14 @@
 /*******************************************************************************
-* Copyright (c) 2023 Red Hat Inc. and others.
-* All rights reserved. This program and the accompanying materials
-* which accompanies this distribution, and is available at
-* http://www.eclipse.org/legal/epl-v20.html
-*
-* SPDX-License-Identifier: EPL-2.0
-*
-* Contributors:
-*     Red Hat Inc. - initial API and implementation
-*******************************************************************************/
+ * Copyright (c) 2023 Red Hat Inc. and others.
+ * All rights reserved. This program and the accompanying materials
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v20.html
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ *
+ * Contributors:
+ *     Red Hat Inc. - initial API and implementation
+ *******************************************************************************/
 package com.redhat.microprofile.psi.internal.quarkus.renarde.java;
 
 import java.util.Collections;
@@ -45,17 +45,16 @@ private RenardeUtils() {
 	 *
 	 * @param psiClass the class to check
 	 * @return true if the given class extends Renarde's <code>Controller</code>
-	 *         class and false otherwise
+	 * class and false otherwise
 	 */
 	public static boolean isControllerClass(@Nullable PsiClass psiClass) {
 		if (psiClass == null) {
 			return false;
 		}
 		Module project = ModuleUtilCore.findModuleForPsiElement(psiClass);
-		return isControllerClass(project, psiClass);
+		return project != null ? isControllerClass(project, psiClass) : false;
 	}
 
-
 	/**
 	 * Returns true if the given class extends Renarde's <code>Controller</code>
 	 * class and false otherwise.
@@ -64,7 +63,7 @@ public static boolean isControllerClass(@Nullable PsiClass psiClass) {
 	 * @param typeRoot the class (compilation unit or class file) to check
 	 * @param monitor  the progress monitor
 	 * @return true if the given class extends Renarde's <code>Controller</code>
-	 *         class and false otherwise
+	 * class and false otherwise
 	 */
 	public static boolean isControllerClass(Module project, PsiFile typeRoot, ProgressIndicator monitor) {
 		PsiClass type = PsiTreeUtil.getChildOfType(typeRoot, PsiClass.class);
@@ -81,7 +80,7 @@ public static boolean isControllerClass(@NotNull Module project, @Nullable PsiCl
 			return false;
 		}
 		// Check if the current type extends "io.quarkiverse.renarde.Controller".
-		return type.isInheritor(renardeControllerType,true);
+		return type.isInheritor(renardeControllerType, true);
 	}
 
 	/**
@@ -91,7 +90,7 @@ public static boolean isControllerClass(@NotNull Module project, @Nullable PsiCl
 	 * @param project the project to search in
 	 * @param monitor the progress monitor
 	 * @return a set of all classes in the given project that extend Renarde's
-	 *         <code>Controller</code> class
+	 * <code>Controller</code> class
 	 */
 	public static Set<PsiClass> getAllControllerClasses(Module project, ProgressIndicator monitor) {
 		// TODO: implement when LSP4IJ will support workspace symbols