internal void Save()
{
if (this.topics.Length > 1000 || this.agents.Length > 1000)
{
return;
}
long size = this.Size;
if (size > 1048576L)
{
return;
}
MemoryMappedFile writableFile = this.GetWritableFile();
if (writableFile == null)
{
return;
}
using (MapFileStream mapFileStream = writableFile.CreateView(0, (int)(size + 24L)))
{
BinaryFormatter binaryFormatter = new BinaryFormatter();
byte[] array = new byte[24L];
mapFileStream.Write(array, 0, array.Length);
mapFileStream.Flush();
binaryFormatter.Serialize(mapFileStream, this);
AgentSubscription.Header header = new AgentSubscription.Header(size);
array = header.GetBytes();
mapFileStream.Seek(0L, SeekOrigin.Begin);
mapFileStream.Write(array, 0, array.Length);
mapFileStream.Flush();
}
}
public static AgentSubscription Load(string name)
{
MemoryMappedFile readOnlyFile = AgentSubscription.GetReadOnlyFile(name);
if (readOnlyFile == null)
{
return(null);
}
AgentSubscription result;
try
{
int num = 24;
int num2 = 50;
do
{
Thread.Sleep(10);
result = null;
using (MapFileStream mapFileStream = readOnlyFile.CreateView(0, num))
{
byte[] array = new byte[24L];
int num3 = mapFileStream.Read(array, 0, num);
if (num3 == num)
{
AgentSubscription.Header header = new AgentSubscription.Header(array);
if (header.Magic == 96101745125713L && header.PayloadSize > 0L && header.PayloadSize <= 1048576L)
{
using (MapFileStream mapFileStream2 = readOnlyFile.CreateView(0, num + (int)header.PayloadSize))
{
mapFileStream2.Seek((long)num, SeekOrigin.Begin);
BinaryFormatter binaryFormatter = new BinaryFormatter();
try
{
result = (AgentSubscription)binaryFormatter.Deserialize(mapFileStream2);
}
catch (SerializationException)
{
goto IL_137;
}
}
mapFileStream.Seek(0L, SeekOrigin.Begin);
num3 = mapFileStream.Read(array, 0, num);
if (num3 == num)
{
AgentSubscription.Header header2 = new AgentSubscription.Header(array);
if (header.Magic == header2.Magic && header.PayloadSize == header2.PayloadSize && header.Ticks == header2.Ticks)
{
break;
}
}
}
}
}
IL_137 :;
}while (num2-- > 0);
}
finally
{
readOnlyFile.Close();
}
return(result);
}
