protected override bool resolve(Trouble trouble)
{
if (trouble.getNumber() % 2 == 1)
{
return(true);
}
else
{
return(false);
}
}
public void support(Trouble trouble)
{
if (resolve(trouble))
{
done(trouble);
}
else if (next != null)
{
next.support(trouble);
}
else
{
fail(trouble);
}
}
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);
protected override bool resolve(Trouble trouble)
{
return(false);
}
