public ChoKVPReader(Stream inStream, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
if (inStream is MemoryStream)
{
_textReader = new Lazy <TextReader>(() => new StreamReader(inStream));
}
else
{
_textReader = new Lazy <TextReader>(() =>
{
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 ChoKVPRecordReader(Type recordType, ChoKVPRecordConfiguration configuration) : base(recordType)
{
ChoGuard.ArgumentNotNull(configuration, "Configuration");
Configuration = configuration;
_callbackRecord = ChoMetadataObjectCache.CreateMetadataObject <IChoNotifyRecordRead>(recordType);
_customKVPRecord = ChoMetadataObjectCache.CreateMetadataObject <IChoNotifyKVPRecordRead>(recordType);
//Configuration.Validate();
}
public ChoKVPReader(Stream inStream, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
_textReader = new StreamReader(inStream, Configuration.GetEncoding(inStream), false, Configuration.BufferSize);
_closeStreamOnDispose = true;
}
public ChoKVPReader(TextReader textReader, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(textReader, "TextReader");
Configuration = configuration;
Init();
_textReader = textReader;
}
internal ChoKVPReader(IEnumerable <string> lines, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(lines, "Lines");
Configuration = configuration;
Init();
_lines = lines;
}
public static ChoKVPReader <T> LoadLines(IEnumerable <string> inputLines, ChoKVPRecordConfiguration configuration = null, TraceSwitch traceSwitch = null)
{
var r = new ChoKVPReader <T>(inputLines, configuration)
{
TraceSwitch = traceSwitch == null ? ChoETLFramework.TraceSwitch : traceSwitch
};
r._closeStreamOnDispose = true;
return(r);
}
public ChoKVPReader(string filePath, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNullOrEmpty(filePath, "FilePath");
Configuration = configuration;
Init();
_textReader = new StreamReader(ChoPath.GetFullPath(filePath), Configuration.GetEncoding(filePath), false, Configuration.BufferSize);
_closeStreamOnDispose = true;
}
private void Init()
{
_enumerator = new Lazy <IEnumerator <T> >(() => GetEnumerator());
if (Configuration == null)
{
Configuration = new ChoKVPRecordConfiguration(typeof(T));
}
else
{
Configuration.RecordType = typeof(T);
}
_prevCultureInfo = System.Threading.Thread.CurrentThread.CurrentCulture;
System.Threading.Thread.CurrentThread.CurrentCulture = Configuration.Culture;
}
public ChoKVPReader(Stream inStream, ChoKVPRecordConfiguration configuration = null)
{
ChoGuard.ArgumentNotNull(inStream, "Stream");
Configuration = configuration;
Init();
if (inStream is MemoryStream)
{
_textReader = new Lazy <TextReader>(() => new StreamReader(inStream));
}
else
{
_textReader = new Lazy <TextReader>(() => new StreamReader(inStream, Configuration.GetEncoding(inStream), false, Configuration.BufferSize));
}
//_closeStreamOnDispose = true;
}
private void Init()
{
_enumerator = new Lazy <IEnumerator <T> >(() => GetEnumerator());
var recordType = typeof(T).ResolveRecordType();
if (Configuration == null)
{
Configuration = new ChoKVPRecordConfiguration(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 static ChoKVPReader <T> LoadText(string inputText, Encoding encoding = null, ChoKVPRecordConfiguration configuration = null)
{
var r = new ChoKVPReader <T>(inputText.ToStream(encoding), configuration);
r._closeStreamOnDispose = true;
return(r);
}
public ChoKVPReader(ChoKVPRecordConfiguration configuration = null)
{
Configuration = configuration;
Init();
}
public ChoKVPReader(StringBuilder sb, ChoKVPRecordConfiguration configuration = null) : this(new StringReader(sb.ToString()), configuration)
{
}
internal static IEnumerator <object> LoadText(Type recType, string inputText, ChoKVPRecordConfiguration configuration, Encoding encoding, int bufferSize, TraceSwitch traceSwitch = null)
{
ChoKVPRecordReader rr = new ChoKVPRecordReader(recType, configuration);
rr.TraceSwitch = traceSwitch == null ? ChoETLFramework.TraceSwitchOff : traceSwitch;
return(rr.AsEnumerable(new StreamReader(inputText.ToStream(), encoding, false, bufferSize)).GetEnumerator());
}
public static ChoKVPReader <T> LoadText(string inputText, ChoKVPRecordConfiguration config, TraceSwitch traceSwitch = null)
{
return(LoadText(inputText, null, config, traceSwitch));
}
public static ChoKVPReader <T> LoadText(string inputText, Encoding encoding = null, ChoKVPRecordConfiguration configuration = null, TraceSwitch traceSwitch = null)
{
var r = new ChoKVPReader <T>(inputText.ToStream(encoding), configuration)
{
TraceSwitch = traceSwitch == null ? ChoETLFramework.TraceSwitch : traceSwitch
};
r._closeStreamOnDispose = true;
return(r);
}
internal void Validate(ChoKVPRecordConfiguration config)
{
try
{
if (FieldName.IsNullOrWhiteSpace())
{
FieldName = Name;
}
if (FillChar != null)
{
if (FillChar.Value == ChoCharEx.NUL)
{
throw new ChoRecordConfigurationException("Invalid '{0}' FillChar specified.".FormatString(FillChar));
}
if (config.Separator.Contains(FillChar.Value))
{
throw new ChoRecordConfigurationException("FillChar [{0}] can't be one of Delimiter characters [{1}]".FormatString(FillChar, config.Separator));
}
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.Separator)
select comm).Any())
{
throw new ChoRecordConfigurationException("One of the Comments contains Delimiter. 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 = ChoErrorMode.ReportAndContinue; // config.ErrorMode;
}
if (IgnoreFieldValueMode == null)
{
IgnoreFieldValueMode = config.IgnoreFieldValueMode;
}
if (QuoteField == null)
{
QuoteField = config.QuoteAllFields;
}
}
catch (Exception ex)
{
throw new ChoRecordConfigurationException("Invalid configuration found at '{0}' field.".FormatString(Name), ex);
}
}
