/// <summary>
/// Initializes the cache of SWUM data from a file. Any existing SWUM data will be cleared before reading the file.
/// </summary>
/// <param name="path">The path to the SWUM cache file.</param>
public void ReadSwumCache(string path)
{
using (var cacheFile = new StreamReader(path)) {
lock (signaturesToSwum) {
//clear any existing SWUMs
signaturesToSwum.Clear();
//read each SWUM entry from the cache file
string entry;
while ((entry = cacheFile.ReadLine()) != null)
{
//the expected format is <signature>|<SwumDataRecord.ToString()>
string[] fields = entry.Split(new[] { '|' }, 2);
if (fields.Length != 2)
{
Debug.WriteLine(string.Format("Too few fields in SWUM cache entry: {0}", entry));
continue;
}
try {
string sig = fields[0].Trim();
string data = fields[1].Trim();
signaturesToSwum[sig] = SwumDataRecord.Parse(data);
} catch (FormatException fe) {
Debug.WriteLine(string.Format("Improperly formatted SwumDataRecord in Swum cache entry: {0}", entry));
Debug.WriteLine(fe.Message);
}
}
}
}
}
