private void AnalyzePriority(Compiler compiler)
{
if (!double.IsNaN(_priority) || _matchKey == Compiler.InvalidQueryKey)
{
return;
}
// Split Unions:
TheQuery theQuery = (TheQuery)compiler.QueryStore ![this.MatchKey] !;
internal Query GetCompiledQuery(int key)
{
Debug.Assert(key != Compiler.InvalidQueryKey);
TheQuery theQuery = this.queryStore[key];
theQuery.CompiledQuery.CheckErrors();
Query expr = Query.Clone(this.queryList[key]);
expr.SetXsltContext(new XsltCompileContext(theQuery._ScopeManager, this));
return(expr);
}
internal Query GetValueQuery(int key, XsltCompileContext context)
{
Debug.Assert(key != Compiler.InvalidQueryKey);
TheQuery theQuery = this.queryStore[key];
theQuery.CompiledQuery.CheckErrors();
Query expr = this.queryList[key];
if (context == null)
{
context = new XsltCompileContext(theQuery._ScopeManager, this);
}
else
{
context.Reinitialize(theQuery._ScopeManager, this);
}
expr.SetXsltContext(context);
return(expr);
}
private void AnalyzePriority(Compiler compiler)
{
NavigatorInput input = compiler.Input;
if (!Double.IsNaN(this.priority) || this.matchKey == Compiler.InvalidQueryKey)
{
return;
}
// Split Unions:
TheQuery theQuery = (TheQuery)compiler.QueryStore[this.MatchKey];
CompiledXpathExpr expr = (CompiledXpathExpr)theQuery.CompiledQuery;
Query query = expr.QueryTree;
UnionExpr union;
while ((union = query as UnionExpr) != null)
{
Debug.Assert(!(union.qy2 is UnionExpr), "only qy1 can be union");
TemplateAction copy = this.CloneWithoutName();
compiler.QueryStore.Add(new TheQuery(
new CompiledXpathExpr(union.qy2, expr.Expression, false),
theQuery._ScopeManager
));
copy.matchKey = compiler.QueryStore.Count - 1;
copy.priority = union.qy2.XsltDefaultPriority;
compiler.AddTemplate(copy);
query = union.qy1;
}
if (expr.QueryTree != query)
{
// query was splitted and we need create new TheQuery for this template
compiler.QueryStore[this.MatchKey] = new TheQuery(
new CompiledXpathExpr(query, expr.Expression, false),
theQuery._ScopeManager
);
}
this.priority = query.XsltDefaultPriority;
}
