static internal string ExportDefaultValue(TypeMapping mapping, object value) { #if DEBUG // use exception in the place of Debug.Assert to avoid throwing asserts from a server process such as aspnet_ewp.exe if (!(mapping is PrimitiveMapping)) { throw new InvalidOperationException(Res.GetString(Res.XmlInternalErrorDetails, "Mapping " + mapping.GetType() + ", should not have Default")); } else if (mapping.IsList) { throw new InvalidOperationException(Res.GetString(Res.XmlInternalErrorDetails, "Mapping " + mapping.GetType() + ", should not have Default")); } #endif if (mapping is EnumMapping) { EnumMapping em = (EnumMapping)mapping; #if DEBUG // use exception in the place of Debug.Assert to avoid throwing asserts from a server process such as aspnet_ewp.exe if (value.GetType() != typeof(string)) { throw new InvalidOperationException(Res.GetString(Res.XmlInternalErrorDetails, Res.GetString(Res.XmlInvalidDefaultValue, value.ToString(), value.GetType().FullName))); } #endif // check the validity of the value ConstantMapping[] c = em.Constants; if (em.IsFlags) { string[] names = new string[c.Length]; long[] ids = new long[c.Length]; Hashtable values = new Hashtable(); for (int i = 0; i < c.Length; i++) { names[i] = c[i].XmlName; ids[i] = 1 << i; values.Add(c[i].Name, ids[i]); } long val = XmlCustomFormatter.ToEnum((string)value, values, em.TypeName, false); return(val != 0 ? XmlCustomFormatter.FromEnum(val, names, ids) : null); } else { for (int i = 0; i < c.Length; i++) { if (c[i].Name == (string)value) { return(c[i].XmlName); } } return(null); // unknown value } } PrimitiveMapping pm = (PrimitiveMapping)mapping; if (!pm.TypeDesc.HasCustomFormatter) { #if DEBUG // use exception in the place of Debug.Assert to avoid throwing asserts from a server process such as aspnet_ewp.exe if (pm.TypeDesc.Type == null) { throw new InvalidOperationException(Res.GetString(Res.XmlInternalErrorDetails, "Mapping for " + pm.TypeDesc.Name + " missing type property")); } #endif if (pm.TypeDesc.FormatterName == "String") { return((string)value); } Type formatter = typeof(XmlConvert); System.Reflection.MethodInfo format = formatter.GetMethod("ToString", new Type[] { pm.TypeDesc.Type }); if (format != null) { return((string)format.Invoke(formatter, new Object[] { value })); } } else { string defaultValue = XmlCustomFormatter.FromDefaultValue(value, pm.TypeDesc.FormatterName); if (defaultValue == null) { throw new InvalidOperationException(Res.GetString(Res.XmlInvalidDefaultValue, value.ToString(), pm.TypeDesc.Name)); } return(defaultValue); } throw new InvalidOperationException(Res.GetString(Res.XmlInvalidDefaultValue, value.ToString(), pm.TypeDesc.Name)); }