private void Initialize()
{
try
{
if (!Monitor.TryEnter(_padLock, 1 * 1000))
{
return;
}
IDictionary <string, object> kvpDict = null;
if (_func != null)
{
kvpDict = _func();
}
else
{
kvpDict = Seed();
}
if (kvpDict == null)
{
return;
}
IDictionary <string, object> mkvpDict = _kvpDict;
bool hasDiff = mkvpDict == null || kvpDict.Except(mkvpDict).Concat(mkvpDict.Except(kvpDict)).Any();
if (!hasDiff)
{
return;
}
_kvpDict = kvpDict;
ChoPropertyAttribute attr = null;
object memberValue = null;
string propName = null;
//scan through members and load them
foreach (var prop in ChoType.GetMembers(GetType()).Where(m => m.GetCustomAttribute <ChoIgnoreMemberAttribute>() != null && !ChoType.IsReadOnlyMember(m)))
{
attr = ChoType.GetMemberAttribute <ChoPropertyAttribute>(prop);
try
{
SetDefaultValue(prop, true);
propName = attr != null && !attr.Name.IsNullOrWhiteSpace() ? attr.Name : prop.Name;
if (kvpDict.ContainsKey(propName))
{
memberValue = AfterKVPLoaded(prop.Name, kvpDict[propName]);
}
else
{
memberValue = AfterKVPLoaded(prop.Name, null);
}
if (memberValue != null && memberValue is string)
{
string mv = memberValue as string;
if (attr != null)
{
switch (attr.TrimOption)
{
case ChoPropertyValueTrimOption.Trim:
mv = mv.Trim();
break;
case ChoPropertyValueTrimOption.TrimEnd:
mv = mv.TrimEnd();
break;
case ChoPropertyValueTrimOption.TrimStart:
mv = mv.TrimStart();
break;
}
}
memberValue = mv;
}
if (ChoType.GetMemberType(prop) == typeof(string))
{
if (!((string)memberValue).IsNullOrEmpty())
{
ChoType.ConvertNSetMemberValue(this, prop, memberValue);
}
}
else
{
if (memberValue != null)
{
ChoType.ConvertNSetMemberValue(this, prop, memberValue);
}
}
ChoValidator.ValidateFor(this, prop);
}
catch (Exception ex)
{
//ChoLog.Error("{0}: Error loading '{1}' property. {2}".FormatString(NName, prop.Name, ex.Message));
SetDefaultValue(prop, false);
}
}
}
catch (Exception outerEx)
{
//ChoLog.Error("{0}: Error loading options. {1}".FormatString(NName, outerEx.Message));
}
finally
{
Monitor.Exit(_padLock);
}
}
private bool FillRecord(object rec, Tuple <int, string> pair)
{
int lineNo;
string line;
lineNo = pair.Item1;
line = pair.Item2;
string[] fieldValues = (from x in line.Split(Configuration.Delimiter, Configuration.StringSplitOptions, Configuration.QuoteChar)
select x).ToArray();
if (Configuration.ColumnCountStrict)
{
if (fieldValues.Length != Configuration.CSVRecordFieldConfigurations.Count)
{
throw new ChoParserException("Incorrect number of field values found at line [{2}]. Expected [{0}] field values. Found [{1}] field values.".FormatString(Configuration.CSVRecordFieldConfigurations.Count, fieldValues.Length, pair.Item1));
}
}
Dictionary <string, string> fieldNameValues = ToFieldNameValues(fieldValues);
ValidateLine(pair.Item1, fieldValues);
object fieldValue = null;
ChoCSVRecordFieldConfiguration fieldConfig = null;
foreach (KeyValuePair <string, ChoCSVRecordFieldConfiguration> kvp in Configuration.RecordFieldConfigurationsDict)
{
fieldValue = null;
fieldConfig = kvp.Value;
if (Configuration.FileHeaderConfiguration.HasHeaderRecord)
{
if (fieldNameValues.ContainsKey(fieldConfig.FieldName))
{
fieldValue = fieldNameValues[fieldConfig.FieldName];
}
else if (Configuration.ColumnCountStrict)
{
throw new ChoParserException("No matching '{0}' field header found.".FormatString(fieldConfig.FieldName));
}
}
else
{
if (fieldConfig.FieldPosition - 1 < fieldValues.Length)
{
fieldValue = fieldValues[fieldConfig.FieldPosition - 1];
}
else if (Configuration.ColumnCountStrict)
{
throw new ChoParserException("Missing field value for {0} [Position: {1}] field.".FormatString(fieldConfig.FieldName, fieldConfig.FieldPosition));
}
}
if (rec is ExpandoObject)
{
if (kvp.Value.FieldType == null)
{
kvp.Value.FieldType = typeof(string);
}
}
else
{
if (ChoType.HasProperty(rec.GetType(), kvp.Key))
{
kvp.Value.FieldType = ChoType.GetMemberType(rec.GetType(), kvp.Key);
}
else
{
kvp.Value.FieldType = typeof(string);
}
}
fieldValue = CleanFieldValue(fieldConfig, kvp.Value.FieldType, fieldValue as string);
if (!RaiseBeforeRecordFieldLoad(rec, pair.Item1, kvp.Key, ref fieldValue))
{
return(false);
}
try
{
bool ignoreFieldValue = fieldConfig.IgnoreFieldValue(fieldValue);
if (ignoreFieldValue)
{
fieldValue = null;
}
if (rec is ExpandoObject)
{
var dict = rec as IDictionary <string, Object>;
dict.SetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture);
if (ignoreFieldValue)
{
dict.AddOrUpdate(kvp.Key, fieldValue);
}
else
{
dict.ConvertNSetMemberValue(kvp.Key, kvp.Value, ref fieldValue, Configuration.Culture);
}
dict.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else
{
if (ChoType.HasProperty(rec.GetType(), kvp.Key))
{
rec.SetDefaultValue(kvp.Key, kvp.Value, Configuration.Culture);
if (!ignoreFieldValue)
{
rec.ConvertNSetMemberValue(kvp.Key, kvp.Value, ref fieldValue, Configuration.Culture);
}
}
else
{
throw new ChoMissingRecordFieldException("Missing '{0}' property in {1} type.".FormatString(kvp.Key, ChoType.GetTypeName(rec)));
}
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
if (!RaiseAfterRecordFieldLoad(rec, pair.Item1, 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 (rec is ExpandoObject)
{
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
{
throw new ChoParserException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
else if (ChoType.HasProperty(rec.GetType(), kvp.Key) && rec.SetFallbackValue(kvp.Key, kvp.Value, Configuration.Culture))
{
rec.DoMemberLevelValidation(kvp.Key, kvp.Value, Configuration.ObjectValidationMode);
}
else
{
throw new ChoParserException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
catch (Exception innerEx)
{
if (ex == innerEx.InnerException)
{
if (fieldConfig.ErrorMode == ChoErrorMode.IgnoreAndContinue)
{
continue;
}
else
{
if (!RaiseRecordFieldLoadError(rec, pair.Item1, kvp.Key, fieldValue, ex))
{
throw new ChoParserException($"Failed to parse '{fieldValue}' value for '{fieldConfig.FieldName}' field.", ex);
}
}
}
else
{
throw new ChoParserException("Failed to assign '{0}' fallback value to '{1}' field.".FormatString(fieldValue, fieldConfig.FieldName), innerEx);
}
}
}
}
return(true);
}
public static object ConvertFrom(object value, MemberInfo memberInfo, object sourceObject = null, CultureInfo culture = null)
{
ChoGuard.ArgumentNotNull(memberInfo, "MemberInfo");
return(ChoConvert.ConvertFrom(value, ChoType.GetMemberType(memberInfo), sourceObject, ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo), culture, memberInfo.Name));
}
public static object ConvertFrom(object target, MemberInfo memberInfo, CultureInfo culture)
{
ChoGuard.ArgumentNotNull(target, "Target");
ChoGuard.ArgumentNotNull(memberInfo, "MemberInfo");
Type objType = null;
if (target is Type)
{
objType = target as Type;
target = null;
}
else
{
objType = target.GetType();
}
if (target == null)
{
return(ChoConvert.ConvertFrom(target, ChoType.GetMemberValue(objType, memberInfo.Name), ChoType.GetMemberType(memberInfo),
ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo), culture));
}
else
{
return(ChoConvert.ConvertFrom(target, ChoType.GetMemberValue(target, memberInfo.Name), ChoType.GetMemberType(memberInfo),
ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo), culture));
}
}
public override bool TrySetMember(SetMemberBinder binder, object value)
{
MemberInfo memberInfo = ChoTypeMembersCache.GetMemberInfo(_type, binder.Name);
if (memberInfo == null)
{
return(false);
}
try
{
object newConvertedValue = ChoConvert.ConvertFrom(_instance, value, ChoType.GetMemberType(memberInfo),
ChoTypeDescriptor.GetTypeConverters(memberInfo), ChoTypeDescriptor.GetTypeConverterParams(memberInfo));
ChoType.SetMemberValue(_instance, memberInfo, newConvertedValue);
}
catch (ChoFatalApplicationException)
{
throw;
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
return(false);
}
if (!(_instance is INotifyPropertyChanged))
{
PropertyChangedEventHandler propertyChanged = PropertyChanged;
if (propertyChanged != null)
{
propertyChanged(this, new PropertyChangedEventArgs(binder.Name));
}
}
return(true);
}
