Why does JPA have a @Transient annotation? - Stack Overflow The transient keyword is a stronger condition than @Transient: If a field uses the transient keyword, that field will not be serialized when the object is converted to a byte stream Furthermore, since JPA treats fields marked with the transient keyword as having the @Transient annotation, the field will not be persisted by JPA either
Why does Java have transient fields? - Stack Overflow The transient keyword in Java is used to indicate that a field should not be part of the serialization (which means saved, like to a file) process From the Java Language Specification, Java SE 7 Edition, Section 8 3 1 3 transient Fields: Variables may be marked transient to indicate that they are not part of the persistent state of an object For example, you may have fields that are derived
Why use the `transient` keyword in java? - Stack Overflow I have an issue related to the transient keyword's use before the private modifier in java variable declaration: transient private ResourceBundle pageResourceBundle; My class looks like this :
How to fix the Hibernate object references an unsaved transient . . . So when I added the Child to the Parent, then saved the Parent, Hibernate would toss the "object references an unsaved transient instance - save the transient instance before flushing" message when saving the Parent Adding in the cascade = CascadeType ALL on the Parent's reference to the Child solved the problem in both cases
When to use following Transient, scoped and singleton A transient lifetime services are created each time they're requested from the service container For example, during one request you use httpclient service to call other web api request multiple times, but the web api endpoint is different At that time you will register the httpclient service as transient
What is wrong when Transient injected to Singleton? your transient instance will be forever inside singleton that's wrong The problem is the same as PerCall, The singleton is keeping a reference to an instance that's disposed when the call scope ends
Why does Java allow declaring static fields to be transient? However, static transient fields can be detected via reflection If someone writes its own serializer and he wants to also serialize static fields, then he might take the transient keyword in consideration and skip the serialization of that particular field
Using Transient service within a Singleton Service - Stack Overflow So instead of directly injecting transient service into Singleton Service, I am thinking injecting transient service into Controller And then in the action method, I will pass the transient service as parameter to an async method on Singleton service and then within that method, call the required service