/// <summary>
/// Process the annotated field and set the values from the configuration parameters.
/// </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="param">Config param annotation</param>
/// <returns>Updated Target Type instance.</returns>
private static T ProcessField <T>(ConfigPathNode node, T target, FieldInfo field, ConfigParam param, List <string> valuePaths)
{
string pname = param.Name;
if (String.IsNullOrWhiteSpace(pname))
{
pname = field.Name;
}
string value = null;
if (!String.IsNullOrWhiteSpace(param.Path))
{
AbstractConfigNode nnode = node.Find(param.Path);
if (nnode != null && nnode.GetType() == typeof(ConfigPathNode))
{
node = (ConfigPathNode)nnode;
}
else
{
node = null;
}
}
if (node != null)
{
ConfigParametersNode pnode = node.GetParameters();
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, param.Function, field.FieldType, target, param.Required);
if (v != null)
{
TypeUtils.CallSetter(field, target, v);
}
}
else if (param.Required)
{
throw AnnotationProcessorException.Throw(target.GetType(), pname);
}
return(target);
}
/// <summary>
/// Find the parameter values for the method.
/// </summary>
/// <param name="pnode">Parameters Node</param>
/// <param name="method">Method Name</param>
/// <param name="parameters">Parameters</param>
/// <returns>List of object values</returns>
private static List <object> FindParameters(ConfigParametersNode pnode, string method, ParameterInfo[] parameters)
{
List <object> values = new List <object>();
foreach (ParameterInfo pi in parameters)
{
ConfigParam param = (ConfigParam)Attribute.GetCustomAttribute(pi, typeof(ConfigParam));
if (param != null)
{
object v = null;
ConfigValueNode cv = pnode.GetValue(param.Name);
if (cv != null)
{
string value = cv.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
v = ReflectionUtils.ConvertFromString(pi.ParameterType, value);
}
}
if (v != null)
{
values.Add(v);
}
else
{
throw new AnnotationProcessorException(String.Format("Error Invoking Method: Value not found for parameter. [method={0}][parameter={1}]",
method, pi.Name));
}
}
else
{
throw new AnnotationProcessorException(String.Format("Error Invoking Method: Annotation not defined for parameter. [method={0}][parameter={1}]",
method, pi.Name));
}
}
if (values.Count > 0)
{
return(values);
}
return(null);
}
/// <summary>
/// Recursively replace defined variables with properties in the configuration nodes.
///
/// </summary>
/// <param name="node">Configuration Node.</param>
/// <param name="inProps">Scoped properties map</param>
/// <param name="replace">Replace variables?</param>
private void NodePostLoad(AbstractConfigNode node, Dictionary <string, ConfigValueNode> inProps, bool replace)
{
Dictionary <string, ConfigValueNode> properties = General.Clone <string, ConfigValueNode>(inProps);
if (node.GetType() == typeof(ConfigPathNode))
{
ConfigPathNode pnode = (ConfigPathNode)node;
ConfigPropertiesNode props = pnode.GetProperties();
if (props != null && !props.IsEmpty())
{
Dictionary <string, ConfigValueNode> pd = props.GetValues();
foreach (string key in pd.Keys)
{
if (!properties.ContainsKey(key))
{
properties.Add(key, pd[key]);
}
else
{
properties[key] = pd[key];
}
}
}
if (!pnode.IsEmpty())
{
foreach (string key in pnode.GetChildren().Keys)
{
NodePostLoad(pnode.GetChildren()[key], properties, replace);
}
}
}
else
{
if (node.GetType() == typeof(ConfigParametersNode))
{
ConfigParametersNode pnode = (ConfigParametersNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (string key in pnode.GetValues().Keys)
{
ConfigValueNode vn = pnode.GetValue(key);
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigAttributesNode))
{
ConfigAttributesNode pnode = (ConfigAttributesNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (string key in pnode.GetValues().Keys)
{
ConfigValueNode vn = pnode.GetValue(key);
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigListValueNode))
{
ConfigListValueNode pnode = (ConfigListValueNode)node;
if (!pnode.IsEmpty() && replace)
{
foreach (ConfigValueNode vn in pnode.GetValues())
{
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
else if (node.GetType() == typeof(ConfigElementListNode))
{
ConfigElementListNode pnode = (ConfigElementListNode)node;
if (!pnode.IsEmpty())
{
foreach (ConfigElementNode vn in pnode.GetValues())
{
NodePostLoad(vn, properties, replace);
}
}
}
else if (node.GetType() == typeof(ConfigValueNode))
{
if (replace)
{
ConfigValueNode vn = (ConfigValueNode)node;
string value = vn.GetValue();
if (!String.IsNullOrWhiteSpace(value))
{
string nv = ReplaceVariable(value, properties);
vn.SetValue(nv);
}
}
}
}
}