/// <summary>
/// Creates a new instance of <see cref="RavenChildProjector{TProjection}"/>.
/// </summary>
/// <param name="mapBuilder">
/// The <see cref="IEventMapBuilder{TProjection,TKey,TContext}"/>
/// with already configured handlers for all the required events
/// but not yet configured how to handle custom actions, projection creation, updating and deletion.
/// The <see cref="IEventMap{TContext}"/> will be created from it.
/// </param>
/// <param name="setIdentity">
/// Is used by the projector to set the identity of the projection.
/// </param>
/// <param name="children">An optional collection of <see cref="IRavenChildProjector"/> which project events
/// in the same session just before the parent projector.</param>
public RavenChildProjector(
IEventMapBuilder <TProjection, string, RavenProjectionContext> mapBuilder,
Action <TProjection, string> setIdentity,
IEnumerable <IRavenChildProjector> children = null)
{
mapConfigurator = new RavenEventMapConfigurator <TProjection>(mapBuilder, setIdentity, children);
}
/// <summary>
/// Creates a new instance of <see cref="RavenProjector{TProjection}"/>.
/// </summary>
/// <param name="sessionFactory">The delegate that creates a new <see cref="IAsyncDocumentSession"/>.</param>
/// <param name="mapBuilder">
/// The <see cref="IEventMapBuilder{TProjection,TKey,TContext}"/>
/// with already configured handlers for all the required events
/// but not yet configured how to handle custom actions, projection creation, updating and deletion.
/// The <see cref="IEventMap{TContext}"/> will be created from it.
/// </param>
/// <param name="setIdentity">
/// Is used by the projector to set the identity of the projection.
/// </param>
/// <param name="children">An optional collection of <see cref="IRavenChildProjector"/> which project events
/// in the same session just before the parent projector.</param>
public RavenProjector(
Func <IAsyncDocumentSession> sessionFactory,
IEventMapBuilder <TProjection, string, RavenProjectionContext> mapBuilder,
Action <TProjection, string> setIdentity,
IEnumerable <IRavenChildProjector> children = null)
{
if (mapBuilder == null)
{
throw new ArgumentNullException(nameof(mapBuilder));
}
this.sessionFactory = sessionFactory ?? throw new ArgumentNullException(nameof(sessionFactory));
mapConfigurator = new RavenEventMapConfigurator <TProjection>(mapBuilder, setIdentity, children);
}