@FunctionalInterface public interface ReactiveSessionCallback<T>
ReactiveSession. Allows to execute any number of operations on a single
ReactiveSession, using any type and number of Statements.
This is particularly useful for delegating to existing data access code that expects a
work on and throws
DriverException. For newly written code, it is strongly recommended to use
CqlTemplate's more specific operations, for example a query or update variant.
org.reactivestreams.Publisher<T> doInSession(ReactiveSession session) throws com.datastax.driver.core.exceptions.DriverException, DataAccessException
ReactiveCqlTemplate.execute(ReactiveSessionCallback)with an active Cassandra session. Does not need to care about activating or closing the
Allows for returning a result object created within the callback, i.e. a domain object or a collection of domain
objects. Note that there's special support for single step actions: see
ReactiveCqlTemplate.queryForObject(Statement, Class) etc. A thrown
RuntimeException is treated as
application exception: it gets propagated to the caller of the template.
session- active Cassandra session.
com.datastax.driver.core.exceptions.DriverException- if thrown by a session method, to be auto-converted to a
DataAccessException- in case of custom exceptions.
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