private void ValidateNode(TreeNode tn)
{
if (this.m_instance != null)
{
DocOp docOp = null;
if (tn.Tag is DocModelRuleConstraint)
{
DocModelRuleConstraint con = (DocModelRuleConstraint)tn.Tag;
docOp = con.Expression;
}
else if (tn.Tag is DocOp)
{
docOp = (DocOp)tn.Tag;
}
if (docOp != null)
{
Hashtable hashtable = new Hashtable();
object oresult = docOp.Eval(this.m_instance, hashtable, this.m_template, null, null);
// if hashtable contains a value, that means that entire population must be tested to determine uniqueness
if (hashtable.Count > 0 && this.m_population != null)
{
// must evalulate all for uniqueness
foreach (object other in this.m_population)
{
if (other == this.m_instance) // first instance will pass; following duplicate instances will fail
{
break;
}
// returning false means there's a duplicate (not unique).
object otherresult = docOp.Eval(other, hashtable, this.m_template, null, null);
if (otherresult is bool && !(bool)otherresult)
{
oresult = false;
break;
}
}
}
if (oresult == null)
{
tn.BackColor = Color.Yellow;
}
else if (oresult is bool && (bool)oresult)
{
tn.BackColor = Color.Lime;
}
else if (oresult is bool && !(bool)oresult)
{
tn.BackColor = Color.Red;
}
}
}
else
{
tn.BackColor = Color.Empty;
}
// recurse
foreach (TreeNode sub in tn.Nodes)
{
ValidateNode(sub);
}
}
private object TraceOperation(DocTemplateDefinition template, DocOp op, StringBuilder sb, SEntity ent, List<SEntity> population, int level)
{
System.Collections.Hashtable hashtable = new System.Collections.Hashtable();
object result = op.Eval(ent, hashtable, template, null, null);
if (hashtable.Count > 0)
{
// must evaluate all for uniqueness
foreach (object other in population)
{
if (other == ent) // first instance will pass; following duplicate instances will fail
break;
// returning false means there's a duplicate (not unique).
object otherresult = op.Eval(other, hashtable, template, null, null);
if (otherresult is bool && !(bool)otherresult)
{
result = false;
break;
}
}
}
if (result is bool && !((bool)result))
{
for (int i = 0; i < level; i++ )
{
sb.Append(" ");
}
sb.AppendLine(op.ToString(template) + "<br/>");
}
// recurse
if (op is DocOpLogical)
{
DocOpLogical oplog = (DocOpLogical)op;
TraceOperation(template, oplog.ExpressionA, sb, ent, population, level + 1);
TraceOperation(template, oplog.ExpressionB, sb, ent, population, level + 1);
}
return result;
}
