/// <summary>
/// Sets the maximum (approx) MB/sec allowed by all write IO performed by
/// <see cref="IndexOutput"/> created with the given <see cref="IOContext.UsageContext"/>. Pass
/// <c>null</c> for <paramref name="mbPerSec"/> to have no limit.
///
/// <para/>
/// <b>NOTE</b>: For already created <see cref="IndexOutput"/> instances there is no
/// guarantee this new rate will apply to them; it will only be guaranteed to
/// apply for new created <see cref="IndexOutput"/> instances.
/// <para/>
/// <b>NOTE</b>: this is an optional operation and might not be respected by
/// all <see cref="Directory"/> implementations. Currently only buffered (<see cref="FSDirectory"/>)
/// <see cref="Directory"/> implementations use rate-limiting.
/// <para/>
/// @lucene.experimental
/// </summary>
/// <exception cref="ObjectDisposedException"> if the <see cref="Directory"/> is already disposed
/// </exception>
public void SetMaxWriteMBPerSec(double?mbPerSec, IOContext.UsageContext context)
{
EnsureOpen();
//if (context == null) // LUCENENET NOTE: enum values can never be null in .NET
//{
// throw new ArgumentException("Context must not be null");
//}
//int ord = context.ordinal();
RateLimiter limiter;
_contextRateLimiters.TryGetValue(context, out limiter);
if (mbPerSec == null)
{
if (limiter != null)
{
limiter.SetMbPerSec(double.MaxValue);
_contextRateLimiters[context] = null;
}
}
else if (limiter != null)
{
limiter.SetMbPerSec(mbPerSec.Value);
_contextRateLimiters[context] = limiter; // cross the mem barrier again
}
else
{
_contextRateLimiters[context] = new RateLimiter.SimpleRateLimiter(mbPerSec.Value);
}
}
/// <summary>
/// Sets the maximum (approx) MB/sec allowed by all write IO performed by
/// <seealso cref="IndexOutput"/> created with the given <seealso cref="IOContext.Context"/>. Pass
/// <code>null</code> to have no limit.
///
/// <p>
/// <b>NOTE</b>: For already created <seealso cref="IndexOutput"/> instances there is no
/// guarantee this new rate will apply to them; it will only be guaranteed to
/// apply for new created <seealso cref="IndexOutput"/> instances.
/// <p>
/// <b>NOTE</b>: this is an optional operation and might not be respected by
/// all Directory implementations. Currently only <seealso cref="FSDirectory buffered"/>
/// Directory implementations use rate-limiting.
/// </summary>
/// <exception cref="IllegalArgumentException">
/// if context is <code>null</code> </exception>
/// <exception cref="AlreadyClosedException"> if the <seealso cref="Directory"/> is already closed
/// @lucene.experimental </exception>
public void SetMaxWriteMBPerSec(double mbPerSec, IOContext.Context_e?context)
{
EnsureOpen();
if (context == null)
{
throw new System.ArgumentException("Context must not be null");
}
//int ord = context.ordinal();
RateLimiter limiter = ContextRateLimiters[context];
if (mbPerSec == null)
{
if (limiter != null)
{
limiter.MbPerSec = double.MaxValue;
ContextRateLimiters[context] = null;
}
}
else if (limiter != null)
{
limiter.MbPerSec = mbPerSec;
ContextRateLimiters[context] = limiter; // cross the mem barrier again
}
else
{
ContextRateLimiters[context] = new RateLimiter.SimpleRateLimiter(mbPerSec);
}
}
/// <summary>
/// Sets the maximum (approx) MB/sec allowed by all write IO performed by
/// <seealso cref="IndexOutput"/> created with the given <seealso cref="IOContext.Context"/>. Pass
/// <code>null</code> to have no limit.
///
/// <p>
/// <b>NOTE</b>: For already created <seealso cref="IndexOutput"/> instances there is no
/// guarantee this new rate will apply to them; it will only be guaranteed to
/// apply for new created <seealso cref="IndexOutput"/> instances.
/// <p>
/// <b>NOTE</b>: this is an optional operation and might not be respected by
/// all Directory implementations. Currently only <seealso cref="FSDirectory buffered"/>
/// Directory implementations use rate-limiting.
/// </summary>
/// <exception cref="IllegalArgumentException">
/// if context is <code>null</code> </exception>
/// <exception cref="AlreadyClosedException"> if the <seealso cref="Directory"/> is already closed
/// @lucene.experimental </exception>
public void SetMaxWriteMBPerSec(double mbPerSec, IOContext.Context_e? context)
{
EnsureOpen();
if (context == null)
{
throw new System.ArgumentException("Context must not be null");
}
//int ord = context.ordinal();
RateLimiter limiter = ContextRateLimiters[context];
if (mbPerSec == null)
{
if (limiter != null)
{
limiter.MbPerSec = double.MaxValue;
ContextRateLimiters[context] = null;
}
}
else if (limiter != null)
{
limiter.MbPerSec = mbPerSec;
ContextRateLimiters[context] = limiter; // cross the mem barrier again
}
else
{
ContextRateLimiters[context] = new RateLimiter.SimpleRateLimiter(mbPerSec);
}
}