private static IDisposable[] GetDisposables(IRollingMemory rollingMemory, bool disposeOfRollingMemoryOnDispose)
{
if (disposeOfRollingMemoryOnDispose)
{
return new IDisposable[] { rollingMemory };
}
return null;
}
public BlockingWriteRollingMemory(Func<IRollingMemoryStateMonitor, IRollingMemory> targetFactory,
IRollingMemoryStateMonitor rollingMemoryStateMonitor,
long blockWritesAboveLagBytes)
{
var lagCountingRollingMemoryStateMonitor = new LagCountingRollingMemoryStateMonitor();
rollingMemoryStateMonitor = new CompositeRollingMemoryStateMonitor(rollingMemoryStateMonitor, lagCountingRollingMemoryStateMonitor);
_target = targetFactory(rollingMemoryStateMonitor);
_writeStream = new BlockForCapacityWriteStream(
_target.WriteStream,
() => blockWritesAboveLagBytes - lagCountingRollingMemoryStateMonitor.Lag,
lagCountingRollingMemoryStateMonitor.WaitForLagChange,
lagCountingRollingMemoryStateMonitor.AcquireLagChangeLock,
lagCountingRollingMemoryStateMonitor.ReleaseLagChangeLock
);
}
public static RollingMemoryStream CreateRollingMemoryStream(IRollingMemory rollingMemory, bool disposeOfRollingMemoryOnDispose)
{
return new RollingMemoryStream(rollingMemory, disposeOfRollingMemoryOnDispose);
}
public RollingMemoryStream(IRollingMemory rollingMemory, bool disposeOfRollingMemoryOnDispose)
: base(rollingMemory.ReadStream, rollingMemory.WriteStream, rollingMemory.ReadStream, GetDisposables(rollingMemory, disposeOfRollingMemoryOnDispose))
{
_rollingMemory = rollingMemory;
}
