DependencyModule.java

public final class DependencyModule {

  private static final DynamoDbClient DYNAMO_DB_CLIENT = dynamoDbClient();
  public static final PetStoreClient PET_STORE_CLIENT = new PetStoreClient(DYNAMO_DB_CLIENT);
  public static final ObjectMapper OBJECT_MAPPER = new ObjectMapper();

  private static DynamoDbClient dynamoDbClient() {

    return DynamoDbClient.builder()
        .region(Region.US_WEST_1)
        .httpClient(ApacheHttpClient.builder().build())
        .build();
  }
}