public BackgroundCompactionService(PersistentState state)
{
this.state = state;
compaction = state is ILogCompactionSupport support ?
support.ForceCompactionAsync :
state.ForceIncrementalCompactionAsync;
}
internal bool IsValid(PersistentState state) => ReferenceEquals(this.state, state) && state.lockVersion.VolatileRead() == version;
internal WriteLockToken(PersistentState state)
{
this.state = state;
version = state.lockVersion.VolatileRead();
}
internal static ValueTask ForceIncrementalCompactionAsync(this PersistentState state, CancellationToken token) => state.CompactionCount > 0L ? state.ForceCompactionAsync(1L, token) : new ValueTask();