Added no args constructor

Author: CharlesDuboisSAP

docs/guides/ORCHESTRATION_CHAT_COMPLETION.md

@@ -276,7 +276,7 @@ OrchestrationAiModel customGPT4O =
 The Orchestration client is integrated in Spring AI classes:
 
 ```java
-ChatModel client = new OrchestrationChatModel(new OrchestrationClient());
+ChatModel client = new OrchestrationChatModel();
 OrchestrationModuleConfig config =
     new OrchestrationModuleConfig().withLlmConfig(GPT_35_TURBO);
 OrchestrationChatOptions opts = new OrchestrationChatOptions(config);

orchestration/src/main/java/com/sap/ai/sdk/orchestration/spring/OrchestrationChatModel.java

@@ -23,6 +23,11 @@
 public class OrchestrationChatModel implements ChatModel {
   @Nonnull private OrchestrationClient client;
 
+  /** Default constructor. */
+  public OrchestrationChatModel() {
+    this.client = new OrchestrationClient();
+  }
+
   @Nonnull
   @Override
   public ChatResponse call(@Nonnull final Prompt prompt) {

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

@@ -3,7 +3,6 @@
 import static com.sap.ai.sdk.orchestration.OrchestrationAiModel.GPT_35_TURBO;
 
 import com.sap.ai.sdk.orchestration.DpiMasking;
-import com.sap.ai.sdk.orchestration.OrchestrationClient;
 import com.sap.ai.sdk.orchestration.OrchestrationModuleConfig;
 import com.sap.ai.sdk.orchestration.model.DPIEntities;
 import com.sap.ai.sdk.orchestration.spring.OrchestrationChatModel;
@@ -26,7 +25,7 @@
 @RequestMapping("/orchestration")
 class SpringAiOrchestrationController {
 
-  private final ChatModel client = new OrchestrationChatModel(new OrchestrationClient());
+  private final ChatModel client = new OrchestrationChatModel();
   private final OrchestrationModuleConfig config =
       new OrchestrationModuleConfig().withLlmConfig(GPT_35_TURBO);
   private final OrchestrationChatOptions defaultOptions = new OrchestrationChatOptions(config);