CodeQL warnings fixes

In wildwebdeveloper.xml

Author: akurtakov

org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/ui/preferences/XMLCatalogPreferencePage.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2020 Red Hat Inc. and others.
+ * Copyright (c) 2020, 2025 Red Hat Inc. and others.
  *
  * This program and the accompanying materials are made
  * available under the terms of the Eclipse Public License 2.0
@@ -187,7 +187,7 @@ private File openSelectFileDialog() {
 		return fileName == null || fileName.trim().length() == 0 ? null : new File(fileName);
 	}
 
-	class EntriesContentProvider implements ITreeContentProvider {
+	static class EntriesContentProvider implements ITreeContentProvider {
 		@Override
 		public Object[] getChildren(Object parentElement) {
 			if (parentElement instanceof Set<?> set) {
@@ -220,7 +220,7 @@ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 		}
 	}
 
-	class EntriesLabelProvider extends LabelProvider {
+	static class EntriesLabelProvider extends LabelProvider {
 		private Image image;
 
 		public EntriesLabelProvider() {

org.eclipse.wildwebdeveloper.xml/src/org/eclipse/wildwebdeveloper/xml/internal/ui/preferences/XMLCatalogs.java

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 2021 Red Hat Inc. and others.
+ * Copyright (c) 2021, 2025 Red Hat Inc. and others.
  *
  * This program and the accompanying materials are made
  * available under the terms of the Eclipse Public License 2.0
@@ -226,7 +226,7 @@ private static URI convertToURI(URL url) throws URISyntaxException, MalformedURL
 	/**
 	 * Check whether the provided scheme is supported for the XML-catalog
 	 * 
-	 * @param scheme scheme to test
+	 * @param uri scheme to test
 	 * @return <code>true</code> if supported, otherwise <code>false</code>
 	 */
 	private static boolean isSchemeSupportedInCatalog(URI uri) {