Revert object mapper

Author: CharlesDuboisSAP

docs/release-notes/release_notes.md

@@ -12,7 +12,7 @@
 
 ### ✨ New Functionality
 
--
+- [Add Orchestration `LlamaGuardFilter`](../guides/ORCHESTRATION_CHAT_COMPLETION.md#chat-completion-filter).
 
 ### 📈 Improvements
 

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

@@ -2,8 +2,6 @@
 
 import static com.sap.ai.sdk.core.JacksonConfiguration.getDefaultObjectMapper;
 
-import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
-import com.fasterxml.jackson.annotation.PropertyAccessor;
 import com.fasterxml.jackson.databind.ObjectMapper;
 import com.fasterxml.jackson.databind.module.SimpleModule;
 import com.google.common.annotations.Beta;
@@ -51,7 +49,6 @@ public static ObjectMapper getOrchestrationObjectMapper() {
                 PolymorphicFallbackDeserializer.fromJsonSubTypes(ChatMessage.class))
             .setMixInAnnotation(ChatMessage.class, JacksonMixins.NoneTypeInfoMixin.class);
     jackson.registerModule(module);
-    jackson.setVisibility(PropertyAccessor.FIELD, Visibility.ANY);
     return jackson;
   }
 }

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

@@ -1,7 +1,10 @@
 package com.sap.ai.sdk.app;
 
+import static com.sap.ai.sdk.core.JacksonConfiguration.getDefaultObjectMapper;
+
+import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
+import com.fasterxml.jackson.annotation.PropertyAccessor;
 import com.fasterxml.jackson.databind.ObjectMapper;
-import com.sap.ai.sdk.orchestration.OrchestrationJacksonConfiguration;
 import javax.annotation.Nonnull;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
@@ -17,16 +20,16 @@
 public class Application {
 
   /**
-   * Temporary workaround to fix the issue with the Orchestration spec.
+   * Changes Spring Boot's default object mapper to fix serialization issues.
    *
-   * @return a modified object mapper that works for Orchestration.
+   * @return a modified object mapper
    */
   @Bean
   @Primary
   @SuppressWarnings("unused")
   @Nonnull
   public ObjectMapper objectMapper() {
-    return OrchestrationJacksonConfiguration.getOrchestrationObjectMapper();
+    return getDefaultObjectMapper().setVisibility(PropertyAccessor.FIELD, Visibility.ANY);
   }
 
   /**