protected static IEnumerator <object> ExecuteTask(Future <QueryDataReader> fReader)
{
yield return(fReader);
using (var reader = fReader.Result) {
Func <bool> moveNext = () =>
reader.Reader.Read();
var nv = new NextValue(reader.Reader);
while (true)
{
var f = Future.RunInThread(moveNext);
yield return(f);
if (f.Result == false)
{
break;
}
else
{
yield return(nv);
}
}
}
}
protected override void afterPopulateProps()
{
if (CswTools.IsPrimaryKey(RelationalId))
{
NextValue.SetOnBeforeRender(delegate(CswNbtNodeProp prop)
{
NextValue.Text = getCurrent();
});
}
} //afterPopulateProps()
// 求 x*x-a=0;
static double Newton(double a, NextValue next)
{
double x1 = 1.0;
double x2 = next(x1, a);
while (Math.Abs(x2 - x1) > 1e-6)
{
x1 = x2;
x2 = next(x1, a);
}
return(x2);
}
private static void IncrementLogin(char[] login, int position)
{
if (position < 0 ||
position >= login.Length)
{
return;
}
NextValue result = IncrementValue(login[position]);
login[position] = result.value;
if (result.isReset)
{
IncrementLogin(login, position - 1);
}
else
{
logins.Add(new String(login));
}
}
public void writeXml(XmlWriter writer)
{
writer.WriteElementString("Type", RuleType.ToString());
writer.WriteElementString("Values", String.Join("<~>", Values.ToArray()));
writer.WriteElementString("NextValue", NextValue.ToString());
}
private void Compile()
{
m_continue = Continue.Compile();
m_next = NextValue.Compile();
}
