public GenericWrapper(object wrapped)
{
if (wrapped == null)
{
throw new ArgumentNullException("wrapped");
}
m_wrapped = wrapped;
m_type = m_wrapped.GetType();
m_formats = WrappedValueFormats.Object;
}
public GenericWrapper(object wrapped, Type type)
{
if (wrapped == null)
{
throw new ArgumentNullException("wrapped");
}
if (type == null)
{
throw new ArgumentNullException("type");
}
m_wrapped = wrapped;
m_type = type;
m_formats = WrappedValueFormats.Object;
}
/// <summary>
/// Update the object and string values from the XML value. The caller needs to pass in a delegate to
/// a method that can perform the conversion from XML.
/// </summary>
public void UpdateFromXml(XmlToObject xmlToObject)
{
if ((AvailableFormats & WrappedValueFormats.Xml) != WrappedValueFormats.Xml)
{
throw new InvalidOperationException("Unable to update the GenericWrapper object and string values,"
+ " because it does not have the XML value.");
}
if (m_wrapped == null)
{
throw new InvalidOperationException("Unable to update the GenericWrapper object and string values,"
+ " because it does not have an existing object value (needed to get the type).");
}
// Reset existing object and string values.
m_wrapped = null;
m_string = null;
m_formats = WrappedValueFormats.Xml;
if (xmlToObject != null)
{
try
{
m_wrapped = xmlToObject(m_type, m_xml);
m_formats |= WrappedValueFormats.Object;
}
catch (System.Exception)
{
}
}
if (m_wrapped != null)
{
try
{
m_string = m_wrapped.ToString();
m_formats |= WrappedValueFormats.String;
}
catch (System.Exception)
{
}
}
}
public GenericWrapper(object wrapped, string xmlValue, Type type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
m_wrapped = wrapped;
m_xml = xmlValue;
m_type = type;
m_formats = WrappedValueFormats.None;
if (wrapped != null)
{
m_formats |= WrappedValueFormats.Object;
}
if (m_xml != null)
{
m_formats |= WrappedValueFormats.Xml;
}
}
public GenericWrapper(object wrapped, string xmlValue, string stringValue, Type type)
{
if (type == null)
{
throw new ArgumentNullException("type");
}
m_wrapped = wrapped;
m_xml = xmlValue;
m_string = stringValue;
m_type = type;
m_formats = WrappedValueFormats.String; // String format is "available", even if the string value is null.
if (wrapped != null)
{
m_formats |= WrappedValueFormats.Object;
}
if (m_xml != null)
{
m_formats |= WrappedValueFormats.Xml;
}
}
/// <summary>
/// Update the XML and string values from the object value. The caller needs to pass in a delegate to
/// a method that can perform the conversion to XML.
/// </summary>
public void UpdateFromObject(ObjectToXml objectToXml)
{
if ((AvailableFormats & WrappedValueFormats.Object) != WrappedValueFormats.Object)
{
throw new InvalidOperationException("Unable to update the GenericWrapper XML and string values,"
+ " because it does not have the actual object value.");
}
// Clear existing XML and string values.
m_xml = null;
m_string = null;
m_formats = WrappedValueFormats.Object;
// Try to read them from the object.
if (objectToXml != null)
{
try
{
m_xml = objectToXml(m_wrapped);
m_formats |= WrappedValueFormats.Xml;
}
catch (System.Exception)
{
}
}
try
{
m_string = m_wrapped.ToString();
m_formats |= WrappedValueFormats.String;
}
catch (System.Exception)
{
}
}
