Rent()

override T[] System.Buffers.ConfigurableArrayPool< T >.Rent ( int minimumLength )

inline

Definition at line 137 of file ConfigurableArrayPool.cs.

    {
        if (minimumLength < 0)
        {
            throw new ArgumentOutOfRangeException("minimumLength");
        }
        if (minimumLength == 0)
        {
            return Array.Empty<T>();
        }
        ArrayPoolEventSource log = ArrayPoolEventSource.Log;
        int num = Utilities.SelectBucketIndex(minimumLength);
        T[] array;
        if (num < _buckets.Length)
        {
            int num2 = num;
            do
            {
                array = _buckets[num2].Rent();
                if (array != null)
                {
                    if (log.IsEnabled())
                    {
                        log.BufferRented(array.GetHashCode(), array.Length, Id, _buckets[num2].Id);
                    }
                    return array;
                }
            }
            while (++num2 < _buckets.Length && num2 != num + 2);
            array = new T[_buckets[num]._bufferLength];
        }
        else
        {
            array = new T[minimumLength];
        }
        if (log.IsEnabled())
        {
            int hashCode = array.GetHashCode();
            log.BufferRented(hashCode, array.Length, Id, -1);
            log.BufferAllocated(hashCode, array.Length, Id, -1, (num >= _buckets.Length) ? ArrayPoolEventSource.BufferAllocatedReason.OverMaximumSize : ArrayPoolEventSource.BufferAllocatedReason.PoolExhausted);
        }
        return array;
    }

References System.Buffers.ConfigurableArrayPool< T >._buckets, System.Buffers.ConfigurableArrayPool< T >.Bucket._bufferLength, System.array, System.Buffers.ArrayPoolEventSource.BufferAllocated(), System.Buffers.ArrayPoolEventSource.BufferRented(), System.Buffers.ConfigurableArrayPool< T >.Bucket.Id, System.Buffers.ConfigurableArrayPool< T >.Id, System.Diagnostics.Tracing.EventSource.IsEnabled(), System.Buffers.ArrayPoolEventSource.Log, System.Buffers.ConfigurableArrayPool< T >.Bucket.Rent(), and System.Buffers.Utilities.SelectBucketIndex().