public override bool Equals(object obj)
{
var query = obj as Query;
if (query == null)
{
return(false);
}
if (Constraint1 != null && Constraint2 != null)
{
return(Constraint1.Equals(query.Constraint1) &&
Constraint2.Equals(query.Constraint2));
}
if (Constraint1 == null)
{
return(Constraint2.Equals(query.Constraint2));
}
if (Constraint2 == null)
{
return(Constraint1.Equals(query.Constraint1));
}
throw new Exception("Cannot reach here");
}
public override int GetHashCode()
{
if (Constraint1 != null && Constraint2 != null)
{
return(Constraint1.GetHashCode() ^ Constraint2.GetHashCode());
}
if (Constraint1 == null)
{
return(Constraint2.GetHashCode());
}
if (Constraint2 == null)
{
return(Constraint1.GetHashCode());
}
throw new Exception("Cannot reach here");
}