public ChoParquetReader(Stream inStream, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
if (inStream is MemoryStream)
{
_streamReader = new Lazy <StreamReader>(() => new StreamReader(inStream));
}
else
{
_streamReader = new Lazy <StreamReader>(() =>
{
if (Configuration.DetectEncodingFromByteOrderMarks == null)
{
return(new StreamReader(inStream, Configuration.GetEncoding(inStream), false, Configuration.BufferSize));
}
else
{
return(new StreamReader(inStream, Encoding.Default, Configuration.DetectEncodingFromByteOrderMarks.Value, Configuration.BufferSize));
}
});
}
//_closeStreamOnDispose = true;
}
public ChoParquetWriter(StreamWriter streamWriter, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(streamWriter, "StreamWriter");
Configuration = configuration;
Init();
_streamWriter = new Lazy <StreamWriter>(() => streamWriter);
}
public ChoParquetReader(ParquetReader parquetReader, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(parquetReader, "ParquetReader");
Configuration = configuration;
Init();
_parquetReader = parquetReader;
}
private void Init()
{
var recordType = typeof(T).GetUnderlyingType();
if (Configuration == null)
Configuration = new ChoParquetRecordConfiguration(recordType);
_writer = new ChoParquetRecordWriter(recordType, Configuration);
_writer.RowsWritten += NotifyRowsWritten;
}
private void Init()
{
if (Configuration == null)
{
Configuration = new ChoParquetRecordConfiguration(typeof(T));
}
_writer = new ChoParquetRecordWriter(typeof(T), Configuration);
_writer.RowsWritten += NotifyRowsWritten;
}
public ChoParquetRecordReader(Type recordType, ChoParquetRecordConfiguration configuration) : base(recordType, false)
{
ChoGuard.ArgumentNotNull(configuration, "Configuration");
Configuration = configuration;
_callbackRecordFieldRead = ChoMetadataObjectCache.CreateMetadataObject <IChoNotifyRecordFieldRead>(recordType);
_callbackFileRead = ChoMetadataObjectCache.CreateMetadataObject <IChoNotifyFileRead>(recordType);
_callbackRecordRead = ChoMetadataObjectCache.CreateMetadataObject <IChoNotifyRecordRead>(recordType);
_callbackRecordSeriablizable = ChoMetadataObjectCache.CreateMetadataObject <IChoRecordFieldSerializable>(recordType);
}
public ChoParquetWriter(string filePath, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNullOrEmpty(filePath, "FilePath");
Configuration = configuration;
Init();
_streamWriter = new Lazy <StreamWriter>(() => new StreamWriter(filePath, false, Configuration.GetEncoding(filePath), Configuration.BufferSize));
_closeStreamOnDispose = true;
}
public ChoParquetReader(string filePath, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNullOrEmpty(filePath, "FilePath");
Configuration = configuration;
Init();
_sr = new StreamReader(ChoPath.GetFullPath(filePath), Configuration.GetEncoding(filePath), false, Configuration.BufferSize);
_closeStreamOnDispose = true;
}
public ChoParquetWriter(Stream inStream, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
if (inStream is MemoryStream)
_streamWriter = new StreamWriter(inStream);
else
_streamWriter = new StreamWriter(inStream, Configuration.Encoding, Configuration.BufferSize);
//_closeStreamOnDispose = true;
}
private void Init()
{
var recordType = typeof(T).GetUnderlyingType();
if (Configuration == null)
{
Configuration = new ChoParquetRecordConfiguration(recordType);
}
else
{
Configuration.RecordType = recordType;
}
_writer = new ChoParquetRecordWriter(recordType, Configuration);
_writer.RowsWritten += NotifyRowsWritten;
_writer.NewRowGroup += OnNewRowGroup;
}
public ChoParquetReader(Stream inStream, ChoParquetRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
if (inStream is MemoryStream)
{
_sr = new StreamReader(inStream);
}
else
{
_sr = new StreamReader(inStream, Configuration.GetEncoding(inStream), false, Configuration.BufferSize);
}
//_closeStreamOnDispose = true;
}
private void Init()
{
_enumerator = new Lazy <IEnumerator <T> >(() => GetEnumerator());
if (Configuration == null)
{
Configuration = new ChoParquetRecordConfiguration(typeof(T));
}
else
{
Configuration.RecordType = typeof(T);
}
Configuration.RecordType = Configuration.RecordType.GetUnderlyingType();
Configuration.IsDynamicObject = Configuration.RecordType.IsDynamicType();
_prevCultureInfo = System.Threading.Thread.CurrentThread.CurrentCulture;
System.Threading.Thread.CurrentThread.CurrentCulture = Configuration.Culture;
}
private void Init()
{
_enumerator = new Lazy <IEnumerator <T> >(() => GetEnumerator());
var recordType = typeof(T).GetUnderlyingType();
if (Configuration == null)
{
Configuration = new ChoParquetRecordConfiguration(recordType);
}
else
{
Configuration.RecordType = recordType;
}
Configuration.IsDynamicObject = Configuration.RecordType.IsDynamicType();
if (!ChoETLFrxBootstrap.IsSandboxEnvironment)
{
_prevCultureInfo = System.Threading.Thread.CurrentThread.CurrentCulture;
System.Threading.Thread.CurrentThread.CurrentCulture = Configuration.Culture;
}
}
public ChoParquetWriter(ChoParquetRecordConfiguration configuration = null)
{
Configuration = configuration;
Init();
}
internal void Validate(ChoParquetRecordConfiguration config)
{
try
{
if (!AltFieldNames.IsNullOrWhiteSpace())
{
AltFieldNamesArray = AltFieldNames.SplitNTrim();
}
if (FieldName.IsNullOrWhiteSpace())
{
FieldName = Name;
}
if (FieldPosition <= 0)
{
throw new ChoRecordConfigurationException("Invalid '{0}' field position specified. Must be > 0.".FormatString(FieldPosition));
}
if (FillChar != null)
{
if (FillChar.Value == ChoCharEx.NUL)
{
throw new ChoRecordConfigurationException("Invalid '{0}' FillChar specified.".FormatString(FillChar));
}
if (config.EOLDelimiter.Contains(FillChar.Value))
{
throw new ChoRecordConfigurationException("FillChar [{0}] can't be one of EOLDelimiter characters [{1}]".FormatString(FillChar, config.EOLDelimiter));
}
}
if (config.Comments != null)
{
if ((from comm in config.Comments
where comm.Contains(FillChar.ToNString(' '))
select comm).Any())
{
throw new ChoRecordConfigurationException("One of the Comments contains FillChar. Not allowed.");
}
if ((from comm in config.Comments
where comm.Contains(config.EOLDelimiter)
select comm).Any())
{
throw new ChoRecordConfigurationException("One of the Comments contains EOLDelimiter. Not allowed.");
}
}
if (Size != null && Size.Value <= 0)
{
throw new ChoRecordConfigurationException("Size must be > 0.");
}
if (ErrorMode == null)
{
ErrorMode = config.ErrorMode; // config.ErrorMode;
}
if (IgnoreFieldValueMode == null)
{
IgnoreFieldValueMode = config.IgnoreFieldValueMode;
}
if (QuoteField == null)
{
QuoteField = config.QuoteAllFields;
}
if (NullValue == null)
{
NullValue = config.NullValue;
}
}
catch (Exception ex)
{
throw new ChoRecordConfigurationException("Invalid configuration found at '{0}' field.".FormatString(Name), ex);
}
}