diff --git a/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsAsyncClient.java b/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsAsyncClient.java
index 42ff66f1cb40e..7e446fc4794e6 100644
--- a/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsAsyncClient.java
+++ b/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsAsyncClient.java
@@ -539,4 +539,18 @@ Mono<Response<DocumentResultCollection<TextSentimentResult>>> analyzeBatchSentim
             new MultiLanguageBatchInput().setDocuments(document), options.getModelVersion(), options.showStatistics(),
             context).map(response -> new SimpleResponse<>(response, null));
     }
+
+
+//    @ServiceMethod(returns = ReturnType.SINGLE)
+////    public List<DocumentLanguage> test(LanguageBatchInput languageBatchInput) {
+////        Mono<SimpleResponse<LanguageResult>> result = service.languagesWithRestResponseAsync(languageBatchInput, Context.NONE)
+////            .doOnSubscribe(ignoredValue -> logger.info("A batch of language input - {}", languageBatchInput))
+////            .doOnSuccess(response -> logger.info("A batch of detected language output - {}", languageBatchInput))
+////            .doOnError(error -> logger.warning("Failed to detected languages - {}", languageBatchInput))
+////            .map(response -> new SimpleResponse<>(response, response.getValue()));
+////        List<DocumentLanguage> documentLanguages = result.block().getValue().getDocuments();
+////
+////        return documentLanguages;
+////    }
+
 }
diff --git a/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsClientBuilder.java b/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsClientBuilder.java
index 75084d3355765..9fcbe1123e591 100644
--- a/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsClientBuilder.java
+++ b/sdk/textanalytics/azure-cs-textanalytics/src/main/java/com/azure/cs/textanalytics/TextAnalyticsClientBuilder.java
@@ -44,6 +44,7 @@ public final class TextAnalyticsClientBuilder {
     private static final String NAME = "name";
     private static final String VERSION = "version";
     private static final RetryPolicy DEFAULT_RETRY_POLICY = new RetryPolicy("retry-after-ms", ChronoUnit.MILLIS);
+    private static final String DEFAULT_SCOPE = "https://cognitiveservices.azure.com/.default";
 
     private final ClientLogger logger = new ClientLogger(TextAnalyticsClientBuilder.class);
     private final List<HttpPipelinePolicy> policies;
@@ -99,9 +100,8 @@ public TextAnalyticsAsyncClient buildAsyncClient() {
         if (tokenCredential != null) {
             // User token based policy
             policies.add(
-                new BearerTokenAuthenticationPolicy(tokenCredential, String.format("%s/.default", buildEndpoint)));
+                new BearerTokenAuthenticationPolicy(tokenCredential, DEFAULT_SCOPE));
         } else if (subscriptionKey != null) {
-            //TODO: add additional policy for subscription key if it is required. But might be not
             headers.put(OCP_APIM_SUBSCRIPTION_KEY, subscriptionKey);
         } else {
             // Throw exception that credential and tokenCredential cannot be null
diff --git a/sdk/textanalytics/azure-cs-textanalytics/src/test/java/com.azure.cs.textanalytics/Demo.java b/sdk/textanalytics/azure-cs-textanalytics/src/test/java/com.azure.cs.textanalytics/Demo.java
index 45352c9df4cb2..9916f113233e1 100644
--- a/sdk/textanalytics/azure-cs-textanalytics/src/test/java/com.azure.cs.textanalytics/Demo.java
+++ b/sdk/textanalytics/azure-cs-textanalytics/src/test/java/com.azure.cs.textanalytics/Demo.java
@@ -8,6 +8,7 @@
 import com.azure.core.http.HttpPipelineBuilder;
 import com.azure.core.http.policy.AddDatePolicy;
 import com.azure.core.http.policy.AddHeadersPolicy;
+import com.azure.core.http.policy.BearerTokenAuthenticationPolicy;
 import com.azure.core.http.policy.HttpPipelinePolicy;
 import com.azure.core.http.policy.RequestIdPolicy;
 import com.azure.core.http.rest.SimpleResponse;
@@ -38,7 +39,9 @@ public class Demo {
     @Test
     public void test() {
 
-        String endpoint = "https://shawnjavatextanalytics.cognitiveservices.azure.com/";
+//        String endpoint = "https://shawnjavatextanalytics.cognitiveservices.azure.com/";
+        String endpoint = "https://javatextanalyticstestresources.cognitiveservices.azure.com/";
+        String defaultScope = "https://cognitiveservices.azure.com/.default";
 
         subscriptionKey = Configuration.getGlobalConfiguration().get(AZURE_TEXT_ANALYTICS_SUBSCRIPTION_KEY);
         System.out.println("Subscription Key = " + subscriptionKey);
@@ -55,7 +58,7 @@ public void test() {
         policies.add(new AddDatePolicy());
 
         policies.add(
-            new BearerTokenAuthenticationPolicy(tokenCredential, String.format("%s/.default", endpoint)));
+            new BearerTokenAuthenticationPolicy(tokenCredential, defaultScope));
 
         // customized pipeline
         HttpPipeline pipeline = new HttpPipelineBuilder()
@@ -67,7 +70,7 @@ public void test() {
             .pipeline(pipeline)
             .build();
 
-        System.out.println("Endpoint = " + ta.getEndpoint());
+        System.out.println("Endpoint22 = " + ta.getEndpoint());
 
         final List<DetectLanguageInput> inputs = Arrays.asList(
             new DetectLanguageInput("1", "This is written in English","US"),
@@ -89,4 +92,42 @@ public void test() {
                     detectedLanguage.getName(), detectedLanguage.getIso6391Name(), detectedLanguage.getScore()));
         }
     }
+
+
+//    @Test
+//    public void testBuilder() {
+//
+//        subscriptionKey = Configuration.getGlobalConfiguration().get(AZURE_TEXT_ANALYTICS_SUBSCRIPTION_KEY);
+//        System.out.println("Subscription Key = " + subscriptionKey);
+//
+//        TextAnalyticsClientBuilder clientBuilder = new TextAnalyticsClientBuilder();
+//
+//
+//
+//        TextAnalyticsAsyncClient client = clientBuilder
+////            .endpoint("https://shawnjavatextanalytics.cognitiveservices.azure.com/")
+//            .endpoint("https://javatextanalyticstestresources.cognitiveservices.azure.com/")
+//            .subscriptionKey(subscriptionKey)
+//            .buildAsyncClient();
+//
+//        final List<DetectLanguageInput> inputs = Arrays.asList(
+//            new DetectLanguageInput("1", "This is written in English","US"),
+//            new DetectLanguageInput("2", "Este es un document escrito en Español.", "es")
+//        );
+//        final LanguageBatchInput languageBatchInput = new LanguageBatchInput().setDocuments(inputs);
+//
+//
+//
+//        final List<DocumentLanguage> documentLanguages = client.test(languageBatchInput);
+//        for (DocumentLanguage documentLanguage : documentLanguages) {
+//            System.out.println("document language = " + documentLanguage.getId());
+//
+//            documentLanguage.getDetectedLanguages().forEach(detectedLanguage ->
+//                System.out.printf("detected language, name = %s, iso name = %s, score = %s.",
+//                    detectedLanguage.getName(), detectedLanguage.getIso6391Name(), detectedLanguage.getScore()));
+//        }
+//
+//
+//
+//    }
 }