public XmlDocument GetXmlDocument()
{
if (_devType != null)
{
return(_devType.GetXmlDocument());
}
return(null);
}
/// <summary>
/// retrieve _retyrnType and parameters
/// </summary>
private void getSignature()
{
if (string.IsNullOrEmpty(_methodName))
{
throw new MathException("Accessing getSignature with empty method name");
}
if (_methodOwnerObjectRef == null)
{
throw new MathException("Accessing getSignature with null owner");
}
if (_methodOwnerObjectRef.Type == ObjectRefType.Type)
{
Type t = _methodOwnerObjectRef.Value.LibType;
MethodInfo mi = t.GetMethod(_methodName);
if (mi == null)
{
throw new MathException("Accessing getSignature with invalid method name '{0}'", _methodName);
}
getSignature(mi);
}
else if (_methodOwnerObjectRef.Type == ObjectRefType.Field || _methodOwnerObjectRef.Type == ObjectRefType.Property)
{
if (_methodOwnerObjectRef.Owner.Type == ObjectRefType.XPath)
{
}
else if (_methodOwnerObjectRef.Owner.Type == ObjectRefType.Type)
{
MethodInfo mi = null;
Type t = _methodOwnerObjectRef.Owner.Value.LibType;
if (_methodOwnerObjectRef.Type == ObjectRefType.Field)
{
FieldInfo fi = t.GetField(_methodOwnerObjectRef.Name);
if (fi == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature for Field with invalid field name {0} for type {1}", _methodOwnerObjectRef.Name, t));
}
mi = fi.FieldType.GetMethod(_methodName);
if (mi == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature for Field with invalid method name {0} for field name {1} and type {2}", _methodName, _methodOwnerObjectRef.Name, t));
}
}
else if (_methodOwnerObjectRef.Type == ObjectRefType.Property)
{
PropertyInfo pi = t.GetProperty(_methodOwnerObjectRef.Name);
if (pi == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature for Property with invalid property name {0} for type {1}", _methodOwnerObjectRef.Name, t));
}
mi = pi.PropertyType.GetMethod(_methodName);
if (mi == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature for Property with invalid method name {0} for Property name {1} and type {2}", _methodName, _methodOwnerObjectRef.Name, t));
}
}
getSignature(mi);
}
throw new MathException(XmlSerialization.FormatString("Accessing getSignature for Field. Owner type {0} not implemented", _methodOwnerObjectRef.Owner.Type));
}
else if (_methodOwnerObjectRef.Type == ObjectRefType.XPath)
{
XmlDocument doc = _methodOwnerObjectRef.GetXmlDocument();
if (doc == null)
{
throw new MathException("Accessing getSignature with null document");
}
XmlNode prj = XmlSerialization.GetProjectNode(doc);
if (prj == null)
{
throw new MathException("Accessing getSignature with null project");
}
XmlNode ownNode = prj.SelectSingleNode(_methodOwnerObjectRef.XPath);
if (ownNode == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature with invalid xpath {0}", _methodOwnerObjectRef.XPath));
}
if (_methodName == XmlSerialization.CONSTRUCTOR_METHOD)
{
throw new MathException("Accessing getSignature when the method is a constructor");
}
XmlNode methodNode = ownNode.SelectSingleNode(XmlSerialization.FormatString("{0}[@{1}='{2}']",
XmlSerialization.XML_METHOD, XmlSerialization.XMLATT_NAME, _methodName));
if (methodNode == null)
{
Type t = XmlSerialization.GetObjectLibType(ownNode);
if (t == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature with valid xpath {0} but method name {1} not found and owner library type not found", _methodOwnerObjectRef.XPath, _methodName));
}
MethodInfo mif = t.GetMethod(_methodName);
if (mif == null)
{
throw new MathException(XmlSerialization.FormatString("Accessing getSignature with valid xpath {0} but method name {1} not found in owner library type {2}", _methodOwnerObjectRef.XPath, _methodName, t.Name));
}
getSignature(mif);
}
else
{
MethodType mt = new MethodType();
mt.OnReadFromXmlNode(null, methodNode);
_retType = mt.ReturnType;
Parameter[] ps = mt.Parameters;
if (ps != null && ps.Length > 0)
{
_parameters = new ParameterDef[ps.Length];
for (int i = 0; i < ps.Length; i++)
{
_parameters[i] = new ParameterDef(ps[i]);
}
}
}
}
throw new MathException(XmlSerialization.FormatString("Accessing getSignature: type not implemented: {0}", _methodOwnerObjectRef.Type));
}