private Dictionary <string, ICacheItem> Load(Stream s)
{
var table = new Dictionary <string, ICacheItem>();
int itemCount = UtilityMethods.ReadInt32(s);
for (int i = 0; i < itemCount; i++)
{
try
{
string key = UtilityMethods.ReadString(s);
ICacheItem val = persister.Read(s);
if (val == null) // corrupt cache file
{
return(table);
}
table[key] = val;
}
catch (IOException)
{
return(table);
}
}
return(table);
}
public override ICacheItem Read(Stream inputStream)
{
string s = UtilityMethods.ReadString(inputStream);
string response = UtilityMethods.ReadString(inputStream);
string[] chunks = s.Split('\n');
// Corrupted cache record, so throw IOException which is then handled and returns partial cache.
if (chunks.Length != 2)
{
throw new IOException("Unexpected number of chunks found");
}
string url = chunks[0];
var creationTime = new DateTime(long.Parse(chunks[1], System.Globalization.NumberStyles.Any, System.Globalization.NumberFormatInfo.InvariantInfo));
var item = new ResponseCacheItem(new Uri(url), response, creationTime);
return(item);
}