Only display in java files

src/codeActionProvider.ts

@@ -1,4 +1,4 @@
-import { CodeActionProvider, CodeActionProviderMetadata, CodeActionKind } from "vscode";
+import { CodeActionProvider, CodeActionProviderMetadata, CodeActionKind, TextDocument } from "vscode";
 import { Commands } from "./commands";
 
 /**
@@ -18,13 +18,17 @@ export const javaRefactorKinds: Map<CodeActionKind, string> = new Map([
 ]);
 
 export class RefactorDocumentProvider implements CodeActionProvider {
-    provideCodeActions() {
-        return [{
-            // The aim of this is to expose the source actions in the light bulb.
-            title: "Source Actions...",
-            command: "editor.action.sourceAction",
-            kind: CodeActionKind.Empty,
-        }];
+    provideCodeActions(document: TextDocument) {
+        const actions = [];
+        if (document.fileName.endsWith('.java')) {
+            actions.push({
+                // The aim of this is to expose the source actions in the light bulb.
+                title: "Source Actions...",
+                command: "editor.action.sourceAction",
+                kind: CodeActionKind.Empty,
+            });
+        }
+        return actions;
     }
 
     public static readonly metadata: CodeActionProviderMetadata = {