private bool ToText(long index, object rec, out string recText)
{
if (typeof(IChoScalarObject).IsAssignableFrom(Configuration.RecordType))
{
rec = ChoActivator.CreateInstance(Configuration.RecordType, rec);
}
recText = null;
msg.Clear();
if (Configuration.ColumnCountStrict)
{
CheckColumnsStrict(rec);
}
bool isInit = false;
//bool firstColumn = true;
PropertyInfo pi = null;
object rootRec = rec;
foreach (KeyValuePair <string, ChoFixedLengthRecordFieldConfiguration> kvp in Configuration.RecordFieldConfigurationsDict)
{
//if (Configuration.IsDynamicObject)
//{
if (Configuration.IgnoredFields.Contains(kvp.Key))
{
continue;
}
//}
fieldConfig = kvp.Value;
fieldValue = null;
fieldText = String.Empty;
if (Configuration.PIDict != null)
{
Configuration.PIDict.TryGetValue(kvp.Key, out pi);
}
rec = GetDeclaringRecord(kvp.Value.DeclaringMember, rootRec);
if (!isInit)
{
isInit = true;
if (Configuration.IsDynamicObject)
{
dict = rec.ToDynamicObject() as IDictionary <string, Object>;
}
if (Configuration.IsDynamicObject && Configuration.UseNestedKeyFormat)
{
dict = dict.Flatten(Configuration.NestedColumnSeparator).ToArray().ToDictionary();
}
}
if (Configuration.ThrowAndStopOnMissingField)
{
if (Configuration.IsDynamicObject)
{
if (!dict.ContainsKey(kvp.Key))
{
throw new ChoMissingRecordFieldException("No matching property found in the object for '{0}' FixedLength column.".FormatString(fieldConfig.FieldName));
}
}
else
{
if (pi == null)
{
throw new ChoMissingRecordFieldException("No matching property found in the object for '{0}' FixedLength column.".FormatString(fieldConfig.FieldName));
}
}
}
try
{
if (Configuration.IsDynamicObject)
{
fieldValue = dict.ContainsKey(kvp.Key) ? dict[kvp.Key] : null; // dict.GetValue(kvp.Key, Configuration.FileHeaderConfiguration.IgnoreCase, Configuration.Culture);
if (kvp.Value.FieldType == null)
{
if (rec is ChoDynamicObject)
{
var dobj = rec as ChoDynamicObject;
kvp.Value.FieldType = dobj.GetMemberType(kvp.Key);
}
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.ValueSelector == null)
{
if (fieldConfig.ValueConverter != null)
{
fieldValue = fieldConfig.ValueConverter(fieldValue);
}
else
{
rec.GetNConvertMemberValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue);
}
}
else
{
fieldValue = fieldConfig.ValueSelector(rec);
}
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(ref ex);
if (fieldConfig.ErrorMode == ChoErrorMode.ThrowAndStop)
{
throw;
}
try
{
if (Configuration.IsDynamicObject)
{
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
{
var ex1 = new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
fieldValue = null;
throw ex1;
}
}
else if (pi != null)
{
if (rec.GetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (rec.GetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode, fieldValue);
}
else
{
var ex1 = new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
fieldValue = null;
throw ex1;
}
}
else
{
var ex1 = new ChoWriterException($"Failed to write '{fieldValue}' value for '{fieldConfig.FieldName}' member.", ex);
fieldValue = null;
throw ex1;
}
}
catch (Exception innerEx)
{
if (ex == innerEx.InnerException)
{
if (fieldConfig.ErrorMode == ChoErrorMode.IgnoreAndContinue)
{
continue;
}
else
{
if (!RaiseRecordFieldWriteError(rec, index, kvp.Key, fieldText, ex))
{
throw new ChoWriterException($"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)
{
fieldText = String.Empty;
}
else
{
if (fieldValue is IList)
{
StringBuilder sb = new StringBuilder();
bool first = true;
foreach (var item in (IList)fieldValue)
{
if (first)
{
sb.Append(NormalizeFieldValue(kvp.Key, item.ToNString(), null, false, null, ChoFieldValueJustification.None, ChoCharEx.NUL));
first = false;
}
else
{
sb.Append(NormalizeFieldValue(kvp.Key, item.ToNString(), null, false, null, ChoFieldValueJustification.None, ChoCharEx.NUL));
}
}
fieldText = sb.ToString();
}
else
{
fieldText = fieldValue.ToString();
}
}
msg.Append(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, kvp.Value.NullValue,
kvp.Value.GetFieldValueTrimOption(kvp.Value.FieldType, Configuration.FieldValueTrimOption)));
}
recText = msg.ToString();
return(true);
}
private bool FillRecord(object rec, Tuple <long, string> pair)
{
long lineNo;
string line = null;
lineNo = pair.Item1;
line = pair.Item2;
if (line.Length != Configuration.RecordLength)
{
throw new ChoParserException("Incorrect record length [Length: {0}] found. Expected record length: {1}".FormatString(line.Length, Configuration.RecordLength));
}
object fieldValue = null;
ChoFixedLengthRecordFieldConfiguration fieldConfig = null;
PropertyInfo pi = null;
object rootRec = rec;
foreach (KeyValuePair <string, ChoFixedLengthRecordFieldConfiguration> kvp in Configuration.RecordFieldConfigurationsDict)
{
if (!Configuration.SupportsMultiRecordTypes && Configuration.IsDynamicObject)
{
if (Configuration.IgnoredFields.Contains(kvp.Key))
{
continue;
}
}
fieldValue = null;
fieldConfig = kvp.Value;
if (Configuration.PIDict != null)
{
Configuration.PIDict.TryGetValue(kvp.Key, out pi);
}
rec = GetDeclaringRecord(kvp.Value.DeclaringMember, rootRec);
try
{
if (fieldConfig.ValueSelector == null)
{
if (fieldConfig.StartIndex + fieldConfig.Size > line.Length)
{
if (Configuration.ColumnCountStrict)
{
throw new ChoParserException("Missing '{0}' field value.".FormatString(kvp.Key));
}
}
else
{
fieldValue = line.Substring(fieldConfig.StartIndex, fieldConfig.Size.Value);
}
}
else
{
fieldValue = fieldConfig.ValueSelector(new ChoDynamicObject(new Dictionary <string, object>()
{
{ "Line", line }
}));
}
if (!Configuration.SupportsMultiRecordTypes && Configuration.IsDynamicObject)
{
if (kvp.Value.FieldType == null)
{
kvp.Value.FieldType = Configuration.MaxScanRows == -1 ? DiscoverFieldType(fieldValue as string, Configuration) : typeof(string);
}
}
else
{
if (pi != null)
{
kvp.Value.FieldType = pi.PropertyType;
}
else
{
kvp.Value.FieldType = typeof(string);
}
}
fieldValue = fieldValue is string?CleanFieldValue(fieldConfig, kvp.Value.FieldType, fieldValue as string) : fieldValue;
if (!RaiseBeforeRecordFieldLoad(rec, pair.Item1, kvp.Key, ref fieldValue))
{
continue;
}
bool ignoreFieldValue = fieldConfig.IgnoreFieldValue(fieldValue);
if (ignoreFieldValue)
{
fieldValue = fieldConfig.IsDefaultValueSpecified ? fieldConfig.DefaultValue : null;
}
if (!Configuration.SupportsMultiRecordTypes && Configuration.IsDynamicObject)
{
var dict = rec as IDictionary <string, Object>;
dict.ConvertNSetMemberValue(kvp.Key, kvp.Value, ref fieldValue, Configuration.Culture);
if ((Configuration.ObjectValidationMode & ChoObjectValidationMode.MemberLevel) == ChoObjectValidationMode.MemberLevel)
{
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
}
else
{
if (Configuration.SupportsMultiRecordTypes)
{
ChoType.TryGetProperty(rec.GetType(), kvp.Key, out pi);
fieldConfig.PI = pi;
fieldConfig.PropConverters = ChoTypeDescriptor.GetTypeConverters(fieldConfig.PI);
fieldConfig.PropConverterParams = ChoTypeDescriptor.GetTypeConverterParams(fieldConfig.PI);
}
if (pi != null)
{
rec.ConvertNSetMemberValue(kvp.Key, kvp.Value, ref fieldValue, Configuration.Culture);
}
else if (!Configuration.SupportsMultiRecordTypes)
{
throw new ChoMissingRecordFieldException("Missing '{0}' property in {1} type.".FormatString(kvp.Key, ChoType.GetTypeName(rec)));
}
if ((Configuration.ObjectValidationMode & ChoObjectValidationMode.MemberLevel) == ChoObjectValidationMode.MemberLevel)
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
}
if (!RaiseAfterRecordFieldLoad(rec, pair.Item1, kvp.Key, fieldValue))
{
return(false);
}
}
catch (ChoParserException)
{
Reader.IsValid = false;
throw;
}
catch (ChoMissingRecordFieldException)
{
Reader.IsValid = false;
if (Configuration.ThrowAndStopOnMissingField)
{
throw;
}
}
catch (Exception ex)
{
Reader.IsValid = false;
ChoETLFramework.HandleException(ref ex);
if (fieldConfig.ErrorMode == ChoErrorMode.ThrowAndStop)
{
throw;
}
try
{
if (Configuration.IsDynamicObject)
{
var dict = rec as IDictionary <string, Object>;
if (dict.SetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture, ref fieldValue))
{
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (dict.SetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture))
{
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (ex is ValidationException)
{
throw;
}
else
{
throw new ChoReaderException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
else if (pi != null)
{
if (rec.SetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (rec.SetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else if (ex is ValidationException)
{
throw;
}
else
{
throw new ChoReaderException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
else
{
throw new ChoReaderException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
catch (Exception innerEx)
{
if (ex == innerEx.InnerException || ex is ValidationException)
{
if (fieldConfig.ErrorMode == ChoErrorMode.IgnoreAndContinue)
{
continue;
}
else
{
if (!RaiseRecordFieldLoadError(rec, pair.Item1, kvp.Key, fieldValue, ex))
{
if (ex is ValidationException)
{
throw;
}
throw new ChoReaderException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
}
else
{
throw new ChoReaderException("Failed to assign '{0}' fallback value to '{1}' field.".FormatString(fieldValue, fieldConfig.FieldName), innerEx);
}
}
}
}
return(true);
}
