1 using System;
 2 using System.Collections;
 3 using System.IO;
 4 
 5 namespace cmsx.object
 6 {
 7     public class ClassIdMap
 8     {
 9         public ClassIdMap()
10         {
11         }
12         public void Read(const string& clsIdFileName)
13         {
14             BinaryReader reader = File.OpenBinary(clsIdFileName);
15             ulong n = reader.ReadULong();
16             for (ulong i = 0u; i < n; ++i;)
17             {
18                 try
19                 {
20                     Uuid typeId = reader.ReadUuid();
21                     ulong classId = reader.ReadULong();
22                     ulong classIdHigh = reader.ReadULong();
23                     classIdMap[typeId] = classId;
24                 }
25                 catch (const Exception& ex)
26                 {
27                     throw Exception("error reading class id map: " + ToString(n) + " total entries, trying to read entry " + ToString(i) + ": " + ex.ToString());
28                 }
29             }
30         }
31         public ulong GetClassId(const Uuid& typeId) const
32         {
33             HashMap<Uuid, ulong>.ConstIterator it = classIdMap.CFind(typeId);
34             if (it != classIdMap.CEnd())
35             {
36                 return it->second;
37             }
38             else
39             {
40                 throw Exception("class id for type id " + ToString(typeId) + " not found");
41             }
42         }
43         private HashMap<Uuid, ulong> classIdMap;
44     }
45 }