public List <T> GetGeoNames <T>()
{
List <ParserErrorInfo> ErrorInfos = new List <ParserErrorInfo>();
List <Exception> Exceptions = new List <Exception>();
Func <ParserErrorInfo, Exception, bool> HandleEntryReadError = (info, ex) =>
{
ErrorInfos.Add(info);
Exceptions.Add(ex);
return(true);
};
Layout <GeoNameTxt> layout = new Layout <GeoNameTxt> .DelimitedLayout()
.WithDelimiter("\t")
.WithMember(o => o.countrycode)
.WithMember(o => o.postalcode)
.WithMember(o => o.placename)
.WithMember(o => o.statename)
.WithMember(o => o.statecode)
.WithMember(o => o.countyorprovincename)
.WithMember(o => o.countyorprovincecode)
.WithMember(o => o.communityname)
.WithMember(o => o.communitycode)
.WithMember(o => o.latitude)
.WithMember(o => o.longitude)
.WithMember(o => o.accuracy);
string CountryTextFilePath = string.Format(TEXTFILENAME, Directory.GetCurrentDirectory(), TEXTFILESFOLDERNAME, typeof(T).Name.Substring(0, 2));
List <GeoNameTxt> GeoNameTxts = new List <GeoNameTxt>();
using (var fileStream = File.OpenRead(CountryTextFilePath))
{
var flatfile = new FlatFile <GeoNameTxt>(layout, fileStream, Encoding.UTF8, HandleEntryReadError);
foreach (var geoName in flatfile.Read())
{
GeoNameTxts.Add(geoName);
}
}
if (ErrorInfos.Count > 0 || Exceptions.Count > 0)
{
throw new Exception();
}
List <T> GeoNames = new List <T>();
foreach (var geoName in GeoNameTxts)
{
object someCustomClassInstance = Activator.CreateInstance(typeof(T));
foreach (PropertyInfo pi in typeof(T).GetProperties())
{
var value = geoName.GetType().GetProperty(pi.Name).GetValue(geoName, null);
pi.SetValue(someCustomClassInstance, value);
}
GeoNames.Add((T)someCustomClassInstance);
}
ErrorInfos = null; Exceptions = null; layout = null; GeoNameTxts = null;
return(GeoNames);
}
private static IEnumerable<PersonFlat> ReadFile()
{
//using the flattmapper as the documentation
using (var fileStream = File.OpenRead(DataFile))
{
var flatFile = new FlatFile<PersonFlat>(_layout, fileStream);
return flatFile.Read()
//we need a ToList here since flatmapper does iteractive reading,
//closing the stream before enumerating the collection will throw an error.
.ToList();
}
}
public void can_write_read_stream()
{
using (var memory = new MemoryStream())
{
var flatFile = new FlatFile <TestObject>(layout, memory, HandleEntryReadError);
flatFile.Write(objects);
memory.Seek(0, SeekOrigin.Begin);
var objectsAfterRead = flatFile.Read().ToList();
Assert.True(objects.SequenceEqual(objectsAfterRead));
}
}
public void can_write_read_stream()
{
using (var memory = new MemoryStream())
{
var flatFile = new FlatFile<TestObject>(layout, memory, HandleEntryReadError);
flatFile.Write(objects);
memory.Seek(0, SeekOrigin.Begin);
var objectsAfterRead = flatFile.Read().ToList();
Assert.True(objects.SequenceEqual(objectsAfterRead));
}
}
