private void GetXml(StringBuilder msg, object value, string key, ChoNullValueHandling nullValueHandling, string nsPrefix = null, bool isCDATA = false, bool emitDataType = false)
{
if (value is ChoDynamicObject)
{
msg.AppendFormat("{0}{1}", Environment.NewLine, ((ChoDynamicObject)value).GetXml(((ChoDynamicObject)value).NName, nullValueHandling, nsPrefix).Indent(1, " "));
}
else
{
if (value != null)
{
if (value.GetType().IsSimple())
{
if (isCDATA)
{
msg.AppendFormat("{0}{1}", Environment.NewLine, "<{0}><![CDATA[{1}]]></{0}>".FormatString(key, value).Indent(1, " "));
}
else
{
msg.AppendFormat("{0}{1}", Environment.NewLine, "<{0}>{1}</{0}>".FormatString(key, value).Indent(1, " "));
}
}
else
{
key = value is IList?key.ToPlural() != key?key.ToPlural() : key.Length > 1 && key.EndsWith("s", StringComparison.InvariantCultureIgnoreCase) ? key : "{0}s".FormatString(key) : key;
msg.AppendFormat("{0}{1}", Environment.NewLine, "<{0}>".FormatString(key).Indent(1, " "));
if (value is IList)
{
foreach (var collValue in ((IList)value).OfType <ChoDynamicObject>())
{
msg.AppendFormat("{0}{1}", Environment.NewLine, collValue.GetXml(collValue.NName == DefaultName ? key.ToSingular() : collValue.NName, nullValueHandling, nsPrefix).Indent(2, " "));
}
}
else
{
msg.AppendFormat("{0}{1}", Environment.NewLine, ChoUtility.XmlSerialize(value).Indent(2, " "));
}
msg.AppendFormat("{0}{1}", Environment.NewLine, "</{0}>".FormatString(key).Indent(1, " "));
}
}
else
{
switch (nullValueHandling)
{
case ChoNullValueHandling.Empty:
msg.AppendFormat("{0}{1}", Environment.NewLine, @"<{0}/>".FormatString(key).Indent(1, " "));
break;
case ChoNullValueHandling.Ignore:
break;
default:
msg.AppendFormat("{0}{1}", Environment.NewLine, @"<{0} xsi:nil=""true"" xmlns:xsi=""{1}""/>".FormatString(key, ChoXmlSettings.XmlSchemaInstanceNamespace).Indent(1, " "));
break;
}
}
}
}
//public static bool SetFieldErrorMsg(this object target, string fieldName, string msg)
//{
// PropertyInfo pi = null;
// if (ChoType.HasProperty(target.GetType(), "FieldErrorMsg", out pi)
// && !ChoType.IsReadOnlyMember(pi))
// ChoType.SetPropertyValue(target, pi, msg);
// else
// return false;
// return true;
//}
//public static bool SetErrorMsg(this object target, string msg)
//{
// //if (target is ChoRecord)
// // ((ChoRecord)target).SetErrorMsg(msg);
// //else
// //{
// MethodInfo mi = null;
// if (ChoType.HasMethod(target.GetType(), "SetErrorMsg", new Type[] { typeof(string) }, out mi))
// ChoType.SetPropertyValue(target, pi, msg);
// else
// return false;
// //}
// return true;
//}
//public static string GetErrorMsg(this object target)
//{
// //if (target is ChoRecord)
// // return ((ChoRecord)target).GetErrorMsg();
// //else
// //{
// PropertyInfo pi = null;
// if (ChoType.HasProperty(target.GetType(), "ErrorMsg", out pi))
// return ChoType.GetPropertyValue(target, pi).CastTo<string>();
// else
// return null;
// //}
//}
public static string GetXml(this object target, string tag = null)
{
if (target is ChoDynamicObject)
{
return(((ChoDynamicObject)target).GetXml());
}
else
{
return(ChoUtility.XmlSerialize(target));
}
}
public override IEnumerable <object> WriteTo(object writer, IEnumerable <object> records, Func <object, bool> predicate = null)
{
TextWriter sw = writer as TextWriter;
ChoGuard.ArgumentNotNull(sw, "TextWriter");
if (records == null)
{
yield break;
}
CultureInfo prevCultureInfo = System.Threading.Thread.CurrentThread.CurrentCulture;
System.Threading.Thread.CurrentThread.CurrentCulture = Configuration.Culture;
_se = new Lazy <XmlSerializer>(() => Configuration.XmlSerializer == null ? null : Configuration.XmlSerializer);
string recText = String.Empty;
try
{
foreach (object record in records)
{
_index++;
if (TraceSwitch.TraceVerbose)
{
if (record is IChoETLNameableObject)
{
ChoETLFramework.WriteLog(TraceSwitch.TraceVerbose, "Writing [{0}] object...".FormatString(((IChoETLNameableObject)record).Name));
}
else
{
ChoETLFramework.WriteLog(TraceSwitch.TraceVerbose, "Writing [{0}] object...".FormatString(_index));
}
}
recText = String.Empty;
if (predicate == null || predicate(record))
{
//Discover and load Xml columns from first record
if (!_configCheckDone)
{
if (record == null)
{
continue;
}
string[] fieldNames = null;
Type recordType = ElementType == null?record.GetType() : ElementType;
if (typeof(ICollection).IsAssignableFrom(recordType))
{
recordType = recordType.GetEnumerableItemType().GetUnderlyingType();
}
else
{
recordType = recordType.GetUnderlyingType();
}
Configuration.IsDynamicObject = recordType.IsDynamicType();
if (!Configuration.IsDynamicObject)
{
if (recordType.IsSimple())
{
Configuration.RecordType = typeof(ChoScalarObject <>).MakeGenericType(recordType);
}
else
{
Configuration.RecordType = recordType;
}
}
if (Configuration.IsDynamicObject)
{
var dict = record.ToDynamicObject() as IDictionary <string, Object>;
fieldNames = dict.Keys.ToArray();
}
else
{
fieldNames = ChoTypeDescriptor.GetProperties <ChoXmlNodeRecordFieldAttribute>(Configuration.RecordType).Select(pd => pd.Name).ToArray();
if (fieldNames.Length == 0)
{
fieldNames = ChoType.GetProperties(Configuration.RecordType).Select(p => p.Name).ToArray();
}
}
Configuration.Validate(fieldNames);
_configCheckDone = true;
if (!RaiseBeginWrite(sw))
{
yield break;
}
sw.Write("<{0}{1}>".FormatString(Configuration.RootName, GetNamespaceText()));
}
if (!RaiseBeforeRecordWrite(record, _index, ref recText))
{
yield break;
}
if (recText == null)
{
continue;
}
try
{
if (!Configuration.UseXmlSerialization)
{
if ((Configuration.ObjectValidationMode & ChoObjectValidationMode.ObjectLevel) == ChoObjectValidationMode.ObjectLevel)
{
record.DoObjectLevelValidation(Configuration, Configuration.XmlRecordFieldConfigurations);
}
if (ToText(_index, record, out recText))
{
if (!recText.IsNullOrEmpty())
{
sw.Write("{1}{0}", recText, Configuration.EOLDelimiter);
}
if (!RaiseAfterRecordWrite(record, _index, recText))
{
yield break;
}
}
}
else
{
if ((Configuration.ObjectValidationMode & ChoObjectValidationMode.Off) != ChoObjectValidationMode.Off)
{
record.DoObjectLevelValidation(Configuration, Configuration.XmlRecordFieldConfigurations);
}
if (record != null)
{
if (_se.Value != null)
{
_se.Value.Serialize(sw, record);
}
else
{
sw.Write("{1}{0}", ChoUtility.XmlSerialize(record).Indent(2, Configuration.IndentChar.ToString()), Configuration.EOLDelimiter);
}
if (!RaiseAfterRecordWrite(record, _index, null))
{
yield break;
}
}
}
}
//catch (ChoParserException)
//{
// throw;
//}
catch (Exception ex)
{
ChoETLFramework.HandleException(ex);
if (Configuration.ErrorMode == ChoErrorMode.IgnoreAndContinue)
{
ChoETLFramework.WriteLog(TraceSwitch.TraceVerbose, "Error [{0}] found. Ignoring record...".FormatString(ex.Message));
}
else if (Configuration.ErrorMode == ChoErrorMode.ReportAndContinue)
{
if (!RaiseRecordWriteError(record, _index, recText, ex))
{
throw;
}
else
{
ChoETLFramework.WriteLog(TraceSwitch.TraceVerbose, "Error [{0}] found. Ignoring record...".FormatString(ex.Message));
}
}
else
{
throw;
}
}
}
yield return(record);
if (Configuration.NotifyAfter > 0 && _index % Configuration.NotifyAfter == 0)
{
if (RaisedRowsWritten(_index))
{
ChoETLFramework.WriteLog(TraceSwitch.TraceVerbose, "Abort requested.");
yield break;
}
}
}
}
finally
{
System.Threading.Thread.CurrentThread.CurrentCulture = prevCultureInfo;
}
}
private bool ToText(long index, object rec, out string recText)
{
if (typeof(IChoScalarObject).IsAssignableFrom(Configuration.RecordType))
{
rec = Activator.CreateInstance(Configuration.RecordType, rec);
}
recText = null;
if (rec == null)
{
if (Configuration.NullValueHandling == ChoNullValueHandling.Ignore)
{
return(false);
}
else if (Configuration.NullValueHandling == ChoNullValueHandling.Default)
{
rec = Activator.CreateInstance(Configuration.RecordType);
}
else
{
recText = @"<{0} xsi:nil=""true"" />".FormatString(Configuration.NodeName
).Indent(Configuration.Indent * 1, Configuration.IndentChar.ToString());
return(true);
}
}
StringBuilder msg = new StringBuilder();
object fieldValue = null;
string fieldText = null;
ChoXmlRecordFieldConfiguration fieldConfig = null;
if (Configuration.ColumnCountStrict)
{
CheckColumnsStrict(rec);
}
//bool firstColumn = true;
PropertyInfo pi = null;
bool isElementClosed = false;
bool isElementStart = false;
foreach (KeyValuePair <string, ChoXmlRecordFieldConfiguration> kvp in GetOrderedKVP())
{
fieldConfig = kvp.Value;
fieldValue = null;
fieldText = String.Empty;
if (Configuration.PIDict != null)
{
Configuration.PIDict.TryGetValue(kvp.Key, out pi);
}
if (Configuration.ThrowAndStopOnMissingField)
{
if (Configuration.IsDynamicObject)
{
var dict = rec.ToDynamicObject() as IDictionary <string, Object>;
if (!dict.ContainsKey(kvp.Key))
{
throw new ChoMissingRecordFieldException("No matching property found in the object for '{0}' Xml node.".FormatString(fieldConfig.FieldName));
}
}
else
{
if (pi == null)
{
throw new ChoMissingRecordFieldException("No matching property found in the object for '{0}' Xml node.".FormatString(fieldConfig.FieldName));
}
}
}
try
{
if (Configuration.IsDynamicObject)
{
IDictionary <string, Object> dict = rec.ToDynamicObject() as IDictionary <string, Object>;
fieldValue = dict[kvp.Key]; // dict.GetValue(kvp.Key, Configuration.FileHeaderConfiguration.IgnoreCase, Configuration.Culture);
if (kvp.Value.FieldType == null)
{
if (fieldValue == null)
{
kvp.Value.FieldType = typeof(string);
}
else
{
kvp.Value.FieldType = fieldValue.GetType();
}
}
}
else
{
if (pi != null)
{
fieldValue = ChoType.GetPropertyValue(rec, pi);
if (kvp.Value.FieldType == null)
{
kvp.Value.FieldType = pi.PropertyType;
}
}
else
{
kvp.Value.FieldType = typeof(string);
}
}
//Discover default value, use it if null
if (fieldValue == null)
{
if (fieldConfig.IsDefaultValueSpecified)
{
fieldValue = fieldConfig.DefaultValue;
}
}
if (!RaiseBeforeRecordFieldWrite(rec, index, kvp.Key, ref fieldValue))
{
return(false);
}
if (fieldConfig.ValueConverter != null)
{
fieldValue = fieldConfig.ValueConverter(fieldValue);
}
else
{
rec.GetNConvertMemberValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue, true);
}
if ((Configuration.ObjectValidationMode & ChoObjectValidationMode.ObjectLevel) == ChoObjectValidationMode.MemberLevel)
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode, fieldValue);
}
if (!RaiseAfterRecordFieldWrite(rec, index, kvp.Key, fieldValue))
{
return(false);
}
}
catch (ChoParserException)
{
throw;
}
catch (ChoMissingRecordFieldException)
{
if (Configuration.ThrowAndStopOnMissingField)
{
throw;
}
}
catch (Exception ex)
{
ChoETLFramework.HandleException(ex);
if (fieldConfig.ErrorMode == ChoErrorMode.ThrowAndStop)
{
throw;
}
try
{
if (Configuration.IsDynamicObject)
{
var dict = rec.ToDynamicObject() as IDictionary <string, Object>;
if (dict.GetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode, fieldValue);
}
else if (dict.GetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode, fieldValue);
}
else
{
throw new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
}
}
else if (pi != null)
{
if (rec.GetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (rec.GetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode, fieldValue);
}
else
{
throw new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
}
}
else
{
throw new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
}
}
catch (Exception innerEx)
{
if (ex == innerEx.InnerException)
{
if (fieldConfig.ErrorMode == ChoErrorMode.IgnoreAndContinue)
{
continue;
}
else
{
if (!RaiseRecordFieldWriteError(rec, index, kvp.Key, fieldText, ex))
{
throw new ChoWriterException($"Failed to write '{fieldValue}' value of '{kvp.Key}' member.", ex);
}
}
}
else
{
throw new ChoWriterException("Failed to use '{0}' fallback value for '{1}' member.".FormatString(fieldValue, kvp.Key), innerEx);
}
}
}
if (fieldValue == null)
{
if (!fieldConfig.IsXmlAttribute && fieldConfig.IsNullable)
{
if (Configuration.RecordType == typeof(ChoScalarObject))
{
if (!isElementStart)
{
msg.Append(@"<{0} xsi:nil=""true""".FormatString(Configuration.NodeName).Indent(Configuration.Indent, Configuration.IndentChar.ToString()));
isElementStart = true;
}
if (!isElementClosed)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
}
else
{
if (!isElementStart)
{
msg.Append("<{0}".FormatString(Configuration.NodeName).Indent(Configuration.Indent, Configuration.IndentChar.ToString()));
isElementStart = true;
}
if (!isElementClosed)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
msg.Append(@"<{0} xsi:nil=""true"" />{1}".FormatString(fieldConfig.FieldName,
Configuration.EOLDelimiter).Indent(Configuration.Indent * 2, Configuration.IndentChar.ToString()));
}
}
else
{
if (Configuration.RecordType != typeof(ChoScalarObject))
{
if (!isElementStart)
{
msg.Append("<{0}".FormatString(Configuration.NodeName).Indent(Configuration.Indent, Configuration.IndentChar.ToString()));
isElementStart = true;
}
}
//isElementClosed = true;
fieldText = String.Empty;
}
}
else
{
if (!isElementStart)
{
msg.Append("<{0}".FormatString(Configuration.NodeName).Indent(Configuration.Indent, Configuration.IndentChar.ToString()));
isElementStart = true;
}
if (fieldValue.GetType().IsSimple())
{
fieldText = fieldValue.ToString();
if (Configuration.RecordType == typeof(ChoScalarObject))
{
if (fieldConfig.IsXmlAttribute)
{
msg.Append(@" {0}=""{1}""".FormatString(fieldConfig.FieldName, NormalizeFieldValue(kvp.Key, fieldText, kvp.Value.Size, kvp.Value.Truncate, kvp.Value.QuoteField, GetFieldValueJustification(kvp.Value.FieldValueJustification, kvp.Value.FieldType), GetFillChar(kvp.Value.FillChar, kvp.Value.FieldType), false)));
}
else
{
if (!isElementClosed)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
msg.Append("{0}{1}".FormatString(
NormalizeFieldValue(kvp.Key, fieldText, kvp.Value.Size, kvp.Value.Truncate, kvp.Value.QuoteField, GetFieldValueJustification(kvp.Value.FieldValueJustification, kvp.Value.FieldType), GetFillChar(kvp.Value.FillChar, kvp.Value.FieldType), false),
Configuration.EOLDelimiter).Indent(Configuration.Indent * 2, Configuration.IndentChar.ToString()));
}
}
else if (fieldConfig.IsXmlAttribute)
{
msg.Append(@" {0}=""{1}""".FormatString(fieldConfig.FieldName, NormalizeFieldValue(kvp.Key, fieldText, kvp.Value.Size, kvp.Value.Truncate, kvp.Value.QuoteField, GetFieldValueJustification(kvp.Value.FieldValueJustification, kvp.Value.FieldType), GetFillChar(kvp.Value.FillChar, kvp.Value.FieldType), false)));
}
else
{
if (!isElementClosed)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
msg.Append("<{0}>{1}</{0}>{2}".FormatString(fieldConfig.FieldName,
NormalizeFieldValue(kvp.Key, fieldText, kvp.Value.Size, kvp.Value.Truncate, kvp.Value.QuoteField, GetFieldValueJustification(kvp.Value.FieldValueJustification, kvp.Value.FieldType), GetFillChar(kvp.Value.FillChar, kvp.Value.FieldType), false),
Configuration.EOLDelimiter).Indent(Configuration.Indent * 2, Configuration.IndentChar.ToString()));
}
}
else
{
fieldText = ChoUtility.XmlSerialize(fieldValue);
fieldText = _beginTagRegex.Replace(fieldText, delegate(Match thisMatch)
{
return("<{0}>".FormatString(fieldConfig.FieldName));
});
fieldText = _endTagRegex.Replace(fieldText, delegate(Match thisMatch)
{
return("</{0}>".FormatString(fieldConfig.FieldName));
});
if (!isElementClosed)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
msg.Append("{0}{1}".FormatString(fieldText,
Configuration.EOLDelimiter).Indent(Configuration.Indent * 2, Configuration.IndentChar.ToString()));
}
}
}
if (!isElementClosed && msg.Length > 0)
{
msg.AppendFormat(">{0}", Configuration.EOLDelimiter);
isElementClosed = true;
}
if (isElementStart)
{
msg.Append("</{0}>".FormatString(Configuration.NodeName).Indent(Configuration.Indent, Configuration.IndentChar.ToString()));
isElementStart = false;
}
recText = msg.ToString();
return(true);
}
public string GetXml(string tag = null)
{
if (tag.IsNullOrWhiteSpace())
{
tag = NName;
}
bool hasAttrs = false;
StringBuilder msg = new StringBuilder("<{0}".FormatString(tag));
foreach (string key in this.Keys.Where(k => k.StartsWith("@") && k != "@@Value"))
{
hasAttrs = true;
msg.AppendFormat(@" {0}=""{1}""", key.Substring(1), this[key]);
}
if (ContainsKey("@@Value"))
{
if (hasAttrs)
{
msg.AppendFormat(">");
msg.AppendFormat("{0}{1}", Environment.NewLine, this["@@Value"].ToNString().Indent(1, " "));
msg.AppendFormat("{0}</{1}>", Environment.NewLine, tag);
}
else
{
msg.AppendFormat(">");
msg.AppendFormat("{0}", this["@@Value"].ToNString());
msg.AppendFormat("</{0}>", tag);
}
}
else if (this.Keys.Any(k => !k.StartsWith("@")))
{
object value = null;
msg.AppendFormat(">");
foreach (string key in this.Keys.Where(k => !k.StartsWith("@")))
{
value = this[key];
if (value is ChoDynamicObject)
{
msg.AppendFormat("{0}{1}", Environment.NewLine, ((ChoDynamicObject)value).GetXml(((ChoDynamicObject)value).NName).Indent(1, " "));
}
else
{
if (value != null)
{
if (value.GetType().IsSimple())
{
msg.AppendFormat("{0}{1}", Environment.NewLine, "<{0}>{1}</{0}>".FormatString(key, value).Indent(1, " "));
}
else
{
msg.AppendFormat("{0}{1}", Environment.NewLine, "<{0}>".FormatString(key).Indent(1, " "));
if (value is IList)
{
foreach (var collValue in ((IList)value).OfType <ChoDynamicObject>())
{
msg.AppendFormat("{0}{1}", Environment.NewLine, collValue.GetXml(collValue.NName == "dynamic" ? key.ToSingular() : collValue.NName).Indent(2, " "));
}
}
else
{
msg.AppendFormat("{0}{1}", Environment.NewLine, ChoUtility.XmlSerialize(value).Indent(2, " "));
}
msg.AppendFormat("{0}{1}", Environment.NewLine, "</{0}>".FormatString(key).Indent(1, " "));
}
}
else
{
}
}
}
msg.AppendFormat("{0}</{1}>", Environment.NewLine, tag);
}
else
{
msg.AppendFormat(" />");
}
return(msg.ToString());
}