private static IDictionary GetDictionary(IDictionary prev,
XmlNode region,
string nameAtt,
string valueAtt)
{
Hashtable hashtable;
if (prev == null)
{
hashtable = new Hashtable();
}
else
{
Hashtable aux = (Hashtable)prev;
hashtable = (Hashtable)aux.Clone();
}
ChoCollectionWrapper result = new ChoCollectionWrapper(hashtable);
if (region != null)
{
result = Read(result, region, nameAtt, valueAtt);
if (result == null)
{
return(null);
}
}
return(result.UnWrap() as IDictionary);
}
private static NameValueCollection GetNameValues(NameValueCollection prev,
XmlNode region,
string nameAtt,
string valueAtt)
{
//ChoGuard.ArgumentNotNull(region, "region");
NameValueCollection coll = new NameValueCollection();
if (prev != null)
{
coll.Add(prev);
}
ChoCollectionWrapper result = new ChoCollectionWrapper(coll);
if (region != null)
{
result = Read(result, region, nameAtt, valueAtt);
if (result == null)
{
return(null);
}
}
return(result.UnWrap() as NameValueCollection);
}
public static IDictionary GetDictionary(IDictionary prev,
XmlNode region,
string nameAtt,
string valueAtt)
{
ChoGuard.ArgumentNotNull(region, "region");
Hashtable hashtable;
if (prev == null)
{
hashtable = new Hashtable();
}
else
{
Hashtable aux = (Hashtable)prev;
hashtable = (Hashtable)aux.Clone();
}
ChoCollectionWrapper result = new ChoCollectionWrapper(hashtable);
result = Read(result, region, nameAtt, valueAtt);
if (result == null)
{
return(null);
}
return(result.UnWrap() as IDictionary);
}
private static ChoCollectionWrapper ReadAttributes(ChoCollectionWrapper result,
XmlNode region)
{
if (region.Attributes != null && region.Attributes.Count != 0)
{
foreach (XmlAttribute attribute in region.Attributes)
{
if (attribute == null)
{
continue;
}
result[attribute.Name] = attribute.Value;
}
}
return(result);
}
public static NameValueCollection GetNameValuesFromAttributes(NameValueCollection prev,
XmlNode region)
{
ChoGuard.ArgumentNotNull(region, "region");
NameValueCollection coll =
new NameValueCollection();
if (prev != null)
{
coll.Add(prev);
}
ChoCollectionWrapper result = new ChoCollectionWrapper(coll);
result = ReadAttributes(result, region);
if (result == null)
{
return(null);
}
return(result.UnWrap() as NameValueCollection);
}
private static NameValueCollection GetNameValuesFromAttributes(NameValueCollection prev,
XmlNode region)
{
NameValueCollection coll =
new NameValueCollection();
if (prev != null)
{
coll.Add(prev);
}
ChoCollectionWrapper result = new ChoCollectionWrapper(coll);
if (region != null)
{
result = ReadAttributes(result, region);
if (result == null)
{
return(null);
}
}
return(result.UnWrap() as NameValueCollection);
}
private static ChoCollectionWrapper Read(ChoCollectionWrapper result,
XmlNode region,
string nameAtt,
string valueAtt)
{
//if (region.Attributes != null && region.Attributes.Count != 0)
// throw new ChoConfigurationException("Unknown attribute", region);
XmlNode keyNode;
XmlNode valueNode;
XmlNodeList childs = region.ChildNodes;
foreach (XmlNode node in childs)
{
XmlNodeType ntype = node.NodeType;
if (ntype == XmlNodeType.Whitespace || ntype == XmlNodeType.Comment)
{
continue;
}
if (ntype != XmlNodeType.Element)
{
throw new XmlException("Only XmlElement allowed");
}
string nodeName = node.Name;
if (nodeName == "clear")
{
if (node.Attributes != null && node.Attributes.Count != 0)
{
throw new XmlException("Unknown attribute");
}
result.Clear();
}
else if (nodeName == "remove")
{
keyNode = null;
if (node.Attributes != null)
{
keyNode = node.Attributes[nameAtt]; //.RemoveNamedItem(nameAtt);
}
if (keyNode == null)
{
throw new XmlException("Required attribute not found");
}
if (keyNode.Value == String.Empty)
{
throw new XmlException("Required attribute is empty");
}
//if (node.Attributes.Count != 0)
// throw new ChoConfigurationException("Unknown attribute", node);
result.Remove(keyNode.Value);
}
else if (nodeName == "add")
{
keyNode = null;
if (node.Attributes != null)
{
keyNode = node.Attributes[nameAtt]; //.RemoveNamedItem(nameAtt);
}
if (keyNode == null)
{
throw new XmlException("Required attribute not found");
}
if (keyNode.Value == String.Empty)
{
throw new XmlException("Required attribute is empty");
}
valueNode = node.Attributes[valueAtt]; //.RemoveNamedItem(valueAtt);
if (valueNode == null)
{
throw new XmlException("Required attribute not found");
}
//if (node.Attributes.Count != 0)
// throw new ChoConfigurationException("Unknown attribute", node);
result[keyNode.Value] = valueNode.Value;
}
else
{
//throw new ChoConfigurationException("Unknown element", node);
}
}
return(result);
}
