/// <summary>
/// Initializes a new instance of the <see cref="HiLoGenerator"/> class
/// by using the given next high delegate and max lo value.
/// </summary>
/// <param name="next_high">
/// A <see cref="CallableDelegate{T}"/> that is used to get the next High
/// value.
/// </param>
public HiLoGenerator(NextHighDelegate next_high) {
if (next_high == null) {
throw new ArgumentNullException("next_high");
}
next_high_ = next_high;
hi_lo_range_ = new FullHiloRange();
lo_ = MaxHigh + 1;
}
/// <summary>
/// Initializes a new instance of the <see cref="HiLoGenerator"/> class
/// by using the given next high delegate and max lo value.
/// </summary>
/// <param name="next_high">
/// A <see cref="CallableDelegate{T}"/> that is used to get the next High
/// value.
/// </param>
public HiLoGenerator(NextHighDelegate next_high)
{
if (next_high == null)
{
throw new ArgumentNullException("next_high");
}
next_high_ = next_high;
hi_lo_range_ = new FullHiloRange();
lo_ = MaxHigh + 1;
}
/// <inheritdoc/>
public virtual long Generate(string key) {
if (key == null) {
throw new ArgumentNullException("key");
}
if (lo_ > MaxHigh) {
hi_lo_range_ = next_high_(key);
lo_ = 0;
}
return hi_lo_range_.High + lo_++;
}
/// <inheritdoc/>
public virtual long Generate(string key)
{
if (key == null)
{
throw new ArgumentNullException("key");
}
if (lo_ > MaxHigh)
{
hi_lo_range_ = next_high_(key);
lo_ = 0;
}
return(hi_lo_range_.High + lo_++);
}