/// <summary>
/// See <seealso cref="#setMaxWriteMBPerSec"/>.
/// </summary>
/// <exception cref="ArgumentException">
/// if context is <code>null</code> </exception>
/// <exception cref="AlreadyClosedException"> if the <seealso cref="Directory"/> is already closed
/// @lucene.experimental </exception>
public double GetMaxWriteMBPerSec(IOContext.Context_e context)
{
EnsureOpen();
var limiter = GetRateLimiter(context);
return(limiter == null ? 0 : limiter.MbPerSec);
}
/// <summary>
/// Sets the rate limiter to be used to limit (approx) MB/sec allowed by all IO
/// performed with the given <seealso cref="IOContext.Context context"/>. Pass <code>null</code> to
/// have no limit.
///
/// <p>
/// Passing an instance of rate limiter compared to setting it using
/// <seealso cref="#setMaxWriteMBPerSec(Double, IOContext.Context)"/>
/// allows to use the same limiter instance across several directories globally
/// limiting IO across them.
/// </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 SetRateLimiter(RateLimiter mergeWriteRateLimiter, IOContext.Context_e context)
{
EnsureOpen();
if (context == null)
{
throw new System.ArgumentException("Context must not be null");
}
ContextRateLimiters[context] = mergeWriteRateLimiter;
}
/// <summary>
/// See <seealso cref="#setMaxWriteMBPerSec"/>.
/// </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 double GetMaxWriteMBPerSec(IOContext.Context_e context)
{
EnsureOpen();
if (context == null)
{
throw new System.ArgumentException("Context must not be null");
}
RateLimiter limiter = GetRateLimiter(context);
return(limiter == null ? 0 : limiter.MbPerSec);
}
private RateLimiter GetRateLimiter(IOContext.Context_e context)
{
Debug.Assert(context != null);
return(ContextRateLimiters[context]);
}
/// <summary>
/// Sets the rate limiter to be used to limit (approx) MB/sec allowed by all IO
/// performed with the given <seealso cref="IOContext.Context context"/>. Pass <code>null</code> to
/// have no limit.
///
/// <p>
/// Passing an instance of rate limiter compared to setting it using
/// <seealso cref="#setMaxWriteMBPerSec(Double, IOContext.Context)"/>
/// allows to use the same limiter instance across several directories globally
/// limiting IO across them.
/// </summary>
/// <exception cref="ArgumentException">
/// if context is <code>null</code> </exception>
/// <exception cref="AlreadyClosedException"> if the <seealso cref="Directory"/> is already closed
/// @lucene.experimental </exception>
public void SetRateLimiter(RateLimiter mergeWriteRateLimiter, IOContext.Context_e context)
{
EnsureOpen();
_contextRateLimiters[context] = mergeWriteRateLimiter;
}
