protected override bool resolve(Trouble trouble)
{
if (trouble.Number % 2 == 1)
{
return(true);
}
return(false);
}
public void DoSupport(Trouble trouble)
{
if (resolve(trouble))
{
done(trouble);
}
else if (Next != null)
{
Next.DoSupport(trouble);
}
else
{
fail(trouble);
}
}
protected override bool resolve(Trouble trouble)
{
return(false);
}
protected void fail(Trouble trouble)
{
Console.WriteLine($"{trouble} cannot be resolved.");
}
protected void done(Trouble trouble)
{
Console.WriteLine($"{trouble} is resolved by {this}.");
}
protected abstract bool resolve(Trouble trouble);