create type names for stereotype index with $ for inner classes (binary name instead of qualified name)

Author: martinlippert

headless-services/spring-boot-language-server/src/main/java/org/springframework/ide/vscode/boot/java/stereotypes/StereotypesIndexer.java

@@ -129,7 +129,7 @@ private void createStereotypeElementForType(TypeDeclaration typeDeclaration, Spr
 		// capture type information element for later tree generation
 		AnnotationHierarchies annotationHierarchies = AnnotationHierarchies.get(typeDeclaration);
 
-		String qualifiedName = typeBinding.getQualifiedName();
+		String qualifiedName = typeBinding.getBinaryName();
 		Set<String> supertypes = ASTUtils.findSupertypes(typeBinding);
 
 		List<IAnnotationBinding> superTypeAnnotations = new ArrayList<>();

headless-services/spring-boot-language-server/src/test/java/org/springframework/ide/vscode/boot/java/stereotypes/StereotypesIndexerTest.java

@@ -93,6 +93,21 @@ void testPackageElement() throws Exception {
     	assertEquals(2, packages.size()); // package nodes are created for package declarations in package-info.java files only
     }
 
+    @Test
+    void testInnerClassElements() throws Exception {
+    	List<StereotypeClassElement> stereotypeNodes = springIndex.getNodesOfType(StereotypeClassElement.class);
+    	
+    	List<String> list = stereotypeNodes.stream()
+    		.filter(node -> node.getType().startsWith("example.application.TypeWithInnerClass"))
+    		.map(node -> node.getType())
+    		.toList();
+    	
+    	assertEquals(3, list.size());
+    	assertTrue(list.contains("example.application.TypeWithInnerClass"));
+    	assertTrue(list.contains("example.application.TypeWithInnerClass$InnerClass"));
+    	assertTrue(list.contains("example.application.TypeWithInnerClass$InnerClass$InnerClassInInnerClass"));
+    }
+    
     @Test
     void testLocationInformationForTypeElement() throws Exception {
 		String docUri = directory.toPath().resolve("src/main/java/example/application/SampleController.java").toUri().toString();

headless-services/spring-boot-language-server/src/test/resources/test-projects/test-stereotypes-support/src/main/java/example/application/TypeWithInnerClass.java

@@ -0,0 +1,13 @@
+package example.application;
+
+public class TypeWithInnerClass {
+	
+	static class InnerClass {
+		
+		static class InnerClassInInnerClass {
+			
+		}
+
+	}
+
+}