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Session: How to check if entity has changed?

To check if specific entity differs from the one downloaded from server hasChanged method from advanced session operations has been introduced.


public boolean hasChanged(Object entity);
entity Object Instance of entity for which changes will be checked.
Return Value
boolean Indicated if given entity has changed.


Employee employee = session.load(Employee.class, "employees/1");
boolean hasChanged = session.advanced().hasChanged(employee); // false
hasChanged = session.advanced().hasChanged(employee); //true