/// <summary>
/// Returns a list of projections.
/// </summary>
/// <returns></returns>
public List <Projections> ReadFromProjectionFile()
{
try
{
using (var r = new StreamReader(applicationService.GetProjectionFilePath()))
{
var json = r.ReadToEnd();
var selecedFiles = JsonConvert.DeserializeObject <List <Projections> >(json);
r.Close();
return(selecedFiles);
}
}
catch (Exception)
{
return(new List <Projections>());
}
}
/// <summary>
/// Write list of projections to file in case epsg-registry won't respond
/// </summary>
/// <param name="projections"></param>
public void WriteToProjectionFile(List <Projections> projections)
{
var serializer = new JsonSerializer();
serializer.Converters.Add(new JavaScriptDateTimeConverter());
serializer.NullValueHandling = NullValueHandling.Ignore;
try
{
using (var outputFile = new StreamWriter(ApplicationService.GetProjectionFilePath(), false))
using (JsonWriter writer = new JsonTextWriter(outputFile))
{
serializer.Serialize(writer, projections);
Log.Debug("Write to projection file");
writer.Close();
}
}
catch (Exception e)
{
Log.Error(e, "Write to projection file");
}
}
