public override Net.Vpc.Upa.Expressions.Expression Copy()
{
Net.Vpc.Upa.Expressions.If o = new Net.Vpc.Upa.Expressions.If();
o.state = state;
foreach (Net.Vpc.Upa.Expressions.Expression param in @params)
{
[email protected](param.Copy());
}
return(o);
}
public virtual Net.Vpc.Upa.Expressions.Expression EvalObject(Net.Vpc.Upa.Expressions.Expression e, Net.Vpc.Upa.QLEvaluator evaluator, object context)
{
Net.Vpc.Upa.Expressions.If ife = (Net.Vpc.Upa.Expressions.If)e;
int count = ife.GetArgumentsCount();
int i = 0;
Net.Vpc.Upa.Expressions.Expression[] allArguments = ife.GetArguments();
while (i < count)
{
Net.Vpc.Upa.Expressions.Expression ee = allArguments[i];
allArguments[i] = evaluator.EvalObject(ee, context);
object o = Net.Vpc.Upa.Impl.Util.UPAUtils.UnwrapLiteral(allArguments[i]);
if (o is Net.Vpc.Upa.Expressions.Expression)
{
//just simplify don't exec
return(new Net.Vpc.Upa.Expressions.If(new System.Collections.Generic.List <Net.Vpc.Upa.Expressions.Expression>(allArguments)));
}
bool?exprVal = (bool?)o;
if ((exprVal).Value)
{
Net.Vpc.Upa.Expressions.Expression thenExpr = allArguments[i + 1];
allArguments[i + 1] = evaluator.EvalObject(thenExpr, context);
o = Net.Vpc.Upa.Impl.Util.UPAUtils.UnwrapLiteral(allArguments[i + 1]);
if (o is Net.Vpc.Upa.Expressions.Expression)
{
//just simplify don't exec
return(new Net.Vpc.Upa.Expressions.If(new System.Collections.Generic.List <Net.Vpc.Upa.Expressions.Expression>(allArguments)));
}
return(new Net.Vpc.Upa.Expressions.Literal(o, null));
}
else
{
if (i + 2 == count - 1)
{
//the else
allArguments[i + 2] = evaluator.EvalObject(allArguments[i + 2], context);
o = Net.Vpc.Upa.Impl.Util.UPAUtils.UnwrapLiteral(allArguments[i + 2]);
if (o is Net.Vpc.Upa.Expressions.Expression)
{
//just simplify don't exec
return(new Net.Vpc.Upa.Expressions.If(new System.Collections.Generic.List <Net.Vpc.Upa.Expressions.Expression>(allArguments)));
}
return(new Net.Vpc.Upa.Expressions.Literal(o, null));
}
i += 2;
}
}
return(Net.Vpc.Upa.Expressions.Literal.NULL);
}
