Minor tweaks

Author: MatKuhr

orchestration/src/main/java/com/sap/ai/sdk/orchestration/OrchestrationPrompt.java

@@ -63,8 +63,9 @@ public OrchestrationPrompt(
    *
    * @param messagesHistory The chat history to add.
    */
-  public void setMessageHistory(@Nonnull final List<ChatMessage> messagesHistory) {
+  public OrchestrationPrompt messageHistory(@Nonnull final List<ChatMessage> messagesHistory) {
     this.messagesHistory.clear();
     this.messagesHistory.addAll(messagesHistory);
+    return this;
   }
 }

orchestration/src/test/java/com/sap/ai/sdk/orchestration/ModuleConfigFactoryTest.java

@@ -68,8 +68,7 @@ void testMergingTemplateConfig() {
   void testMessagesHistory() {
     var systemMessage = ChatMessage.create().role("system").content("foo");
 
-    var prompt = new OrchestrationPrompt("bar");
-    prompt.setMessageHistory(List.of(systemMessage));
+    var prompt = new OrchestrationPrompt("bar").messageHistory(List.of(systemMessage));
     var actual =
         ModuleConfigFactory.toCompletionPostRequestDto(
             prompt, new OrchestrationModuleConfig().withLlmConfig(LLM_CONFIG));

orchestration/src/test/java/com/sap/ai/sdk/orchestration/OrchestrationUnitTest.java

@@ -275,8 +275,7 @@ void messagesHistory() throws IOException {
     final var message =
         ChatMessage.create().role("user").content("What is the typical food there?");
 
-    prompt = new OrchestrationPrompt(message);
-    prompt.setMessageHistory(messagesHistory);
+    prompt = new OrchestrationPrompt(message).messageHistory(messagesHistory);
 
     final var result = client.chatCompletion(prompt, config);
 

sample-code/spring-app/src/main/java/com/sap/ai/sdk/app/controllers/OrchestrationController.java

@@ -84,8 +84,7 @@ public CompletionPostResponse messagesHistory() {
     final var message =
         ChatMessage.create().role("user").content("What is the typical food there?");
 
-    final var prompt = new OrchestrationPrompt(message);
-    prompt.setMessageHistory(messagesHistory);
+    final var prompt = new OrchestrationPrompt(message).messageHistory(messagesHistory);
 
     return CLIENT.chatCompletion(prompt, CONFIG);
   }

sample-code/spring-app/src/main/resources/static/index.html

@@ -68,9 +68,9 @@ <h2>Endpoints</h2>
         <ul>
             <li><a href="/orchestration/completion">/orchestration/completion</a></li>
             <li><a href="/orchestration/template">/orchestration/template</a></li>
+            <li><a href="/orchestration/messagesHistory">/orchestration/messagesHistory</a></li>
             <li><a href="/orchestration/filter/NUMBER_4">/orchestration/filter/NUMBER_4</a> Loose filter</li>
             <li><a href="/orchestration/filter/NUMBER_0">/orchestration/filter/NUMBER_0</a> Strict filter (fails)</li>
-            <li><a href="/orchestration/messagesHistory">/orchestration/messagesHistory</a></li>
             <li><a href="/orchestration/maskingAnonymization">/orchestration/maskingAnonymization</a></li>
             <li><a href="/orchestration/maskingPseudonymization">/orchestration/maskingPseudonymization</a></li>
         </ul>