https://docs.cloud.google.com/java/docs/reference/google-cloud-aiplatform/latest/com.google.cloud.aiplatform.v1beta1.Memory.ExpirationCase
Enum Memory.ExpirationCase (3.92.0) | Java client libraries | Google Cloud Documentation
https://docs.cloud.google.com/java/docs/reference/google-cloud-aiplatform/latest/com.google.cloud.aiplatform.v1.Session.ExpirationCase
Enum Session.ExpirationCase (3.92.0) | Java client libraries | Google Cloud Documentation
https://docs.cloud.google.com/java/docs/reference/google-cloud-retail/latest/com.google.cloud.retail.v2alpha.Product.ExpirationCase
Enum Product.ExpirationCase (2.93.0) | Java client libraries | Google Cloud Documentation