|
private GetContextForPath ( Queue |
||
| elements | Queue |
|
| return | ||
private ContextObject GetContextForPath(Queue <String> elements)
{
var retval = this;
if (elements.Any())
{
var element = elements.Dequeue();
if (element.StartsWith(".."))
{
if (Parent != null)
{
retval = Parent.GetContextForPath(elements);
}
else
{
//calling "../" too much may be "ok" in that if we're at root,
//we may just stop recursion and traverse down the path.
retval = GetContextForPath(elements);
}
}
//TODO: handle array accessors and maybe "special" keys.
else
{
//ALWAYS return the context, even if the value is null.
var innerContext = new ContextObject();
innerContext.Key = element;
innerContext.Parent = this;
var ctx = this.Value as IDictionary <string, object>;
if (ctx != null)
{
object o;
ctx.TryGetValue(element, out o);
innerContext.Value = o;
}
retval = innerContext.GetContextForPath(elements);
}
}
return(retval);
}
private ContextObject GetContextForPath(Queue<String> elements)
{
var retval = this;
if (elements.Any())
{
var element = elements.Dequeue();
if (element.StartsWith(".."))
{
if (Parent != null)
{
retval = Parent.GetContextForPath(elements);
}
else
{
//calling "../" too much may be "ok" in that if we're at root,
//we may just stop recursion and traverse down the path.
retval = GetContextForPath(elements);
}
}
//TODO: handle array accessors and maybe "special" keys.
else
{
//ALWAYS return the context, even if the value is null.
var innerContext = new ContextObject();
innerContext.Key = element;
innerContext.Parent = this;
var ctx = this.Value as IDictionary<string, object>;
if (ctx != null)
{
object o;
ctx.TryGetValue(element, out o);
innerContext.Value = o;
}
retval = innerContext.GetContextForPath(elements);
}
}
return retval;
}
