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Session: How to refresh entity?

To update entity with latest changes from server refresh method from advanced() session operations can be used.

Syntax

public <T> void refresh(T entity);

Parameters
entity T Instance of an entity that will be refreshed

Example

Employee employee = session.load(Employee.class, "employees/1");
assertEquals("Doe", employee.getLastName());

// LastName changed to 'Shmoe'

session.advanced().refresh(employee);
assertEquals("Shmoe", employee.getLastName());

Remarks

Refreshing transient entity (not attached) or entity that was deleted on server-side will result in InvalidOperationException.