/// <summary>
/// Process the annotated field and set the values from the configuration attributes.
/// </summary>
/// <typeparam name="T">Target Instance type</typeparam>
/// <param name="node">Configuration Node</param>
/// <param name="target">Target Type instance.</param>
/// <param name="field">Property to update</param>
/// <param name="attr">Config attribute annotation</param>
/// <returns>Updated Target Type instance.</returns>
private static T ProcessField <T>(ConfigPathNode node, T target, FieldInfo field, ConfigAttribute attr, List <string> valuePaths)
{
string pname = attr.Name;
if (String.IsNullOrWhiteSpace(pname))
{
pname = field.Name;
}
string value = null;
if (!String.IsNullOrWhiteSpace(attr.Path))
{
AbstractConfigNode nnode = node.Find(attr.Path);
if (nnode != null && nnode.GetType() == typeof(ConfigPathNode))
{
node = (ConfigPathNode)nnode;
}
else
{
node = null;
}
}
if (node != null)
{
ConfigAttributesNode pnode = node.GetAttributes();
if (pnode != null)
{
ConfigValueNode vn = pnode.GetValue(pname);
if (vn != null)
{
value = vn.GetValue();
}
if (valuePaths != null)
{
valuePaths.Add(pnode.GetSearchPath());
}
}
}
if (!String.IsNullOrWhiteSpace(value))
{
object v = GetValue <T>(pname, value, attr.Function, field.FieldType, target, attr.Required);
if (v != null)
{
TypeUtils.CallSetter(field, target, v);
}
}
else if (attr.Required)
{
throw AnnotationProcessorException.Throw(target.GetType(), pname);
}
return(target);
}
/// <summary>
/// Write a configuration node.
/// </summary>
/// <param name="writer">XML Writer</param>
/// <param name="node">Node To write</param>
/// <param name="settings">Configuration Settings.</param>
private void WriteNode(XmlWriter writer, AbstractConfigNode node, ConfigurationSettings settings)
{
if (node.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode pnode = (ConfigPathNode)node;
writer.WriteStartElement(node.Name);
{
ConfigAttributesNode attrs = pnode.GetAttributes();
if (attrs != null)
{
Dictionary <string, ConfigValueNode> values = attrs.GetValues();
if (values != null && values.Count > 0)
{
foreach (string key in values.Keys)
{
ConfigValueNode vn = values[key];
if (vn != null)
{
writer.WriteAttributeString(vn.Name, vn.GetValue());
}
}
}
}
Dictionary <string, AbstractConfigNode> nodes = pnode.GetChildren();
foreach (string key in nodes.Keys)
{
AbstractConfigNode cnode = nodes[key];
if (cnode.Name == settings.AttributesNodeName)
{
continue;
}
WriteNode(writer, cnode, settings);
}
}
writer.WriteEndElement();
}
else if (node.GetType() == typeof(ConfigValueNode))
{
ConfigValueNode vn = (ConfigValueNode)node;
writer.WriteStartElement(vn.Name);
writer.WriteString(vn.GetValue());
writer.WriteEndElement();
}
else if (node.GetType() == typeof(ConfigParametersNode) || node.GetType() == typeof(ConfigPropertiesNode))
{
string name = null;
if (node.GetType() == typeof(ConfigParametersNode))
{
name = settings.ParametersNodeName;
}
else
{
name = settings.PropertiesNodeName;
}
ConfigKeyValueNode kvnode = (ConfigKeyValueNode)node;
WriteKeyValueNode(writer, kvnode, name);
}
else if (node.GetType() == typeof(ConfigListValueNode))
{
WriteListValueNode(writer, (ConfigListValueNode)node);
}
else if (node.GetType() == typeof(ConfigElementListNode))
{
WriteListElementNode(writer, (ConfigElementListNode)node, settings);
}
else if (node.GetType() == typeof(ConfigIncludeNode))
{
ConfigIncludeNode inode = (ConfigIncludeNode)node;
WriteNode(writer, inode.Node, settings);
}
else if (typeof(ConfigResourceNode).IsAssignableFrom(node.GetType()))
{
ConfigResourceNode rnode = (ConfigResourceNode)node;
WriteResourceNode(writer, rnode);
}
}