Fix migration to asciidoctor tabs

The automation to asciidoctor tabs did not migrate properly for all
cases this commit fixes the migration.

See gh-30435

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-exceptions.adoc

@@ -24,11 +24,11 @@ Java::
 		}
 	}
 ----
-======
 <1> Declaring an `@ExceptionHandler`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	class SimpleController {
@@ -42,6 +42,8 @@ Java::
 	}
 ----
 <1> Declaring an `@ExceptionHandler`.
+======
+
 
 
 The exception can match against a top-level exception being propagated (that is, a direct

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-initbinder.adoc

@@ -41,11 +41,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using the `@InitBinder` annotation.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	class FormController {
@@ -61,6 +61,7 @@ Java::
 	}
 ----
 <1> Using the `@InitBinder` annotation.
+======
 --
 
 Alternatively, when using a `Formatter`-based setup through a shared
@@ -85,11 +86,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Adding a custom formatter (a `DateFormatter`, in this case).
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	class FormController {
@@ -103,6 +104,7 @@ Java::
 	}
 ----
 <1> Adding a custom formatter (a `DateFormatter`, in this case).
+======
 --
 
 

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/cookievalue.adoc

@@ -26,11 +26,11 @@ Java::
 		//...
 	}
 ----
-======
 <1> Get the cookie value.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/demo")
 	fun handle(@CookieValue("JSESSIONID") cookie: String) { // <1>
@@ -38,6 +38,7 @@ Java::
 	}
 ----
 <1> Get the cookie value.
+======
 
 
 Type conversion is applied automatically if the target method parameter type is not

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/modelattrib-method-args.adoc

@@ -18,16 +18,17 @@ Java::
 	@PostMapping("/owners/{ownerId}/pets/{petId}/edit")
 	public String processSubmit(@ModelAttribute Pet pet) { } // <1>
 ----
-======
 <1> Bind an instance of `Pet`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/owners/{ownerId}/pets/{petId}/edit")
 	fun processSubmit(@ModelAttribute pet: Pet): String { } // <1>
 ----
 <1> Bind an instance of `Pet`.
+======
 
 The `Pet` instance in the preceding example is resolved as follows:
 
@@ -63,11 +64,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Adding a `BindingResult`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/owners/{ownerId}/pets/{petId}/edit")
 	fun processSubmit(@ModelAttribute("pet") pet: Pet, result: BindingResult): String { // <1>
@@ -78,6 +79,7 @@ Java::
 	}
 ----
 <1> Adding a `BindingResult`.
+======
 
 You can automatically apply validation after data binding by adding the
 `jakarta.validation.Valid` annotation or Spring's `@Validated` annotation (see also
@@ -98,11 +100,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@Valid` on a model attribute argument.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/owners/{ownerId}/pets/{petId}/edit")
 	fun processSubmit(@Valid @ModelAttribute("pet") pet: Pet, result: BindingResult): String { // <1>
@@ -113,6 +115,7 @@ Java::
 	}
 ----
 <1> Using `@Valid` on a model attribute argument.
+======
 
 Spring WebFlux, unlike Spring MVC, supports reactive types in the model -- for example,
 `Mono<Account>` or `io.reactivex.Single<Account>`. You can declare a `@ModelAttribute` argument

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/multipart-forms.adoc

@@ -95,12 +95,12 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@RequestPart` to get the metadata.
 <2> Using `@RequestPart` to get the file.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/")
 	fun handle(@RequestPart("meta-data") Part metadata, // <1>
@@ -110,6 +110,7 @@ Java::
 ----
 <1> Using `@RequestPart` to get the metadata.
 <2> Using `@RequestPart` to get the file.
+======
 --
 
 
@@ -128,11 +129,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@RequestPart` to get the metadata.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/")
 	fun handle(@RequestPart("meta-data") metadata: MetaData): String { // <1>
@@ -140,6 +141,7 @@ Java::
 	}
 ----
 <1> Using `@RequestPart` to get the metadata.
+======
 --
 
 You can use `@RequestPart` in combination with `jakarta.validation.Valid` or Spring's
@@ -189,11 +191,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@RequestBody`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/")
 	fun handle(@RequestBody parts: MultiValueMap<String, Part>): String { // <1>
@@ -201,6 +203,7 @@ Java::
 	}
 ----
 <1> Using `@RequestBody`.
+======
 --
 
 [[partevent]]
@@ -250,7 +253,6 @@ Java::
               }));
   }
 ----
-======
 <1> Using `@RequestBody`.
 <2> The final `PartEvent` for a particular part will have `isLast()` set to `true`, and can be
 followed by additional events belonging to subsequent parts.
@@ -262,8 +264,9 @@ file upload.
 <5> Handling the file upload.
 <6> The body contents must be completely consumed, relayed, or released to avoid memory leaks.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@PostMapping("/")
 	fun handle(@RequestBody allPartsEvents: Flux<PartEvent>) = { // <1>
@@ -299,6 +302,7 @@ file upload.
 <4> Handling the form field.
 <5> Handling the file upload.
 <6> The body contents must be completely consumed, relayed, or released to avoid memory leaks.
+======
 
 Received part events can also be relayed to another service by using the `WebClient`.
 See xref:web/webflux-webclient/client-body.adoc#webflux-client-body-multipart[Multipart Data].

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/requestattrib.adoc

@@ -18,11 +18,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@RequestAttribute`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/")
 	fun handle(@RequestAttribute client: Client): String { // <1>
@@ -30,5 +30,6 @@ Java::
 	}
 ----
 <1> Using `@RequestAttribute`.
+======
 
 

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/requestheader.adoc

@@ -34,12 +34,12 @@ Java::
 		//...
 	}
 ----
-======
 <1> Get the value of the `Accept-Encoding` header.
 <2> Get the value of the `Keep-Alive` header.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/demo")
 	fun handle(
@@ -50,6 +50,7 @@ Java::
 ----
 <1> Get the value of the `Accept-Encoding` header.
 <2> Get the value of the `Keep-Alive` header.
+======
 
 Type conversion is applied automatically if the target method parameter type is not
 `String`. See xref:web/webflux/controller/ann-methods/typeconversion.adoc[Type Conversion].

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/requestparam.adoc

@@ -28,11 +28,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@RequestParam`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	import org.springframework.ui.set
 
@@ -53,6 +53,7 @@ Java::
 	}
 ----
 <1> Using `@RequestParam`.
+======
 
 TIP: The Servlet API "`request parameter`" concept conflates query parameters, form
 data, and multiparts into one. However, in WebFlux, each is accessed individually through

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/sessionattribute.adoc

@@ -18,11 +18,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using `@SessionAttribute`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/")
 	fun handle(@SessionAttribute user: User): String { // <1>
@@ -30,6 +30,7 @@ Java::
 	}
 ----
 <1> Using `@SessionAttribute`.
+======
 
 For use cases that require adding or removing session attributes, consider injecting
 `WebSession` into the controller method.

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-methods/sessionattributes.adoc

@@ -23,11 +23,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Using the `@SessionAttributes` annotation.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	@SessionAttributes("pet") // <1>
@@ -36,6 +36,7 @@ Java::
 	}
 ----
 <1> Using the `@SessionAttributes` annotation.
+======
 
 On the first request, when a model attribute with the name, `pet`, is added to the model,
 it is automatically promoted to and saved in the `WebSession`. It remains there until
@@ -65,12 +66,12 @@ Java::
 		}
 	}
 ----
-======
 <1> Using the `@SessionAttributes` annotation.
 <2> Using a `SessionStatus` variable.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	@SessionAttributes("pet") // <1>
@@ -90,5 +91,6 @@ Java::
 ----
 <1> Using the `@SessionAttributes` annotation.
 <2> Using a `SessionStatus` variable.
+======
 
 

framework-docs/modules/ROOT/pages/web/webflux/controller/ann-requestmapping.adoc

@@ -155,12 +155,12 @@ Java::
 		}
 	}
 ----
-======
 <1> Class-level URI mapping.
 <2> Method-level URI mapping.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Controller
 	@RequestMapping("/owners/{ownerId}") // <1>
@@ -174,6 +174,7 @@ Java::
 ----
 <1> Class-level URI mapping.
 <2> Method-level URI mapping.
+======
 --
 
 
@@ -352,11 +353,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Check that `myParam` equals `myValue`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/pets/{petId}", params = ["myParam=myValue"]) // <1>
 	fun findPet(@PathVariable petId: String) {
@@ -364,6 +365,7 @@ Java::
 	}
 ----
 <1> Check that `myParam` equals `myValue`.
+======
 
 You can also use the same with request header conditions, as the following example shows:
 
@@ -378,11 +380,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Check that `myHeader` equals `myValue`.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@GetMapping("/pets/{petId}", headers = ["myHeader=myValue"]) // <1>
 	fun findPet(@PathVariable petId: String) {
@@ -390,6 +392,7 @@ Java::
 	}
 ----
 <1> Check that `myHeader` equals `myValue`.
+======
 
 
 
@@ -466,14 +469,14 @@ Java::
 
 	}
 ----
-======
 <1> Inject target handlers and the handler mapping for controllers.
 <2> Prepare the request mapping metadata.
 <3> Get the handler method.
 <4> Add the registration.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Configuration
 	class MyConfig {
@@ -493,6 +496,7 @@ Java::
 <2> Prepare the request mapping metadata.
 <3> Get the handler method.
 <4> Add the registration.
+======
 
 
 

framework-docs/modules/ROOT/pages/web/webflux/controller/ann.adoc

@@ -25,11 +25,11 @@ Java::
 		// ...
 	}
 ----
-======
 <1> Scan the `org.example.web` package.
 
+Kotlin::
++
 [source,kotlin,indent=0,subs="verbatim,quotes",role="secondary"]
-.Kotlin
 ----
 	@Configuration
 	@ComponentScan("org.example.web") // <1>
@@ -39,6 +39,7 @@ Java::
 	}
 ----
 <1> Scan the `org.example.web` package.
+======
 
 `@RestController` is a xref:core/beans/classpath-scanning.adoc#beans-meta-annotations[composed annotation] that is
 itself meta-annotated with `@Controller` and `@ResponseBody`, indicating a controller whose