public static string GetDifferenceXml(object oldObj, object newObj)
{
var objectType = newObj.GetType();
using (var stringWriter = new Utf8StringWriter())
{
using (var xmlWriter = XmlWriter.Create(stringWriter))
{
xmlWriter.WriteStartDocument();
xmlWriter.WriteStartElement(objectType.Name);
IEnumerable<PropertyInfo> propertyInfos = objectType.GetProperties().OrderBy(r => r.Name);
foreach (PropertyInfo propertyInfo in propertyInfos)
{
if (!propertyInfo.PropertyType.IsValueType && propertyInfo.PropertyType != typeof(string) || propertyInfo.PropertyType.IsEnum)
continue;
object newValue = propertyInfo.GetValue(newObj, null);
var propertyInfo2 = oldObj.GetType().GetProperty(propertyInfo.Name);
if (propertyInfo2 == null) continue; //todo: fix it in another way
object oldValue = propertyInfo2.GetValue(oldObj, null);
if (!ReflectionHelper.ValuesAreEqual(oldValue, newValue, propertyInfo.PropertyType.FullName))
{
xmlWriter.WriteStartElement(propertyInfo.Name);
xmlWriter.WriteElementString("Old", ConversionHelper.ObjToString(oldValue));
xmlWriter.WriteElementString("New", ConversionHelper.ObjToString(newValue));
xmlWriter.WriteEndElement();
}
}
xmlWriter.WriteEndElement();
xmlWriter.WriteEndDocument();
}
return stringWriter.ToString().RemoveXmlHeader();
}
}
public static string GetObjectXml(object obj, string reason = null)
{
var objectType = obj.GetType();
using (var stringWriter = new Utf8StringWriter())
{
using (var xmlWriter = XmlWriter.Create(stringWriter))
{
xmlWriter.WriteStartDocument();
xmlWriter.WriteStartElement(objectType.Name);
if (!string.IsNullOrEmpty(reason))
xmlWriter.WriteAttributeString("Reason", reason);
IEnumerable<PropertyInfo> propertyInfos = objectType.GetProperties().OrderBy(r => r.Name);
foreach(PropertyInfo propertyInfo in propertyInfos)
{
if (!propertyInfo.PropertyType.IsValueType && propertyInfo.PropertyType != typeof(string) || propertyInfo.PropertyType.IsEnum)
continue;
xmlWriter.WriteElementString(propertyInfo.Name, ConversionHelper.ObjToString(propertyInfo.GetValue(obj, null)));
}
xmlWriter.WriteEndElement();
xmlWriter.WriteEndDocument();
}
return stringWriter.ToString().RemoveXmlHeader();
}
}
