public static ConcurrentDictionary <TKey, T> Read <TKey, T>(string dbcFile, string key) where T : new()
{
ConcurrentDictionary <TKey, T> tempList = new ConcurrentDictionary <TKey, T>();
try
{
var filePath = Paths.Combine(Paths.DBCLoadPath, dbcFile);
using (var dbReader = new BinaryReader(new MemoryStream(File.ReadAllBytes(filePath))))
{
DBCHeader header = ExtractHeader(dbReader);
if (header.IsValidDbcFile || header.IsValidDb2File)
{
tempList = new ConcurrentDictionary <TKey, T>();
var fields = typeof(T).GetFields();
var lastString = "";
for (int i = 0; i < header.RecordCount; i++)
{
T newObj = new T();
foreach (var f in fields)
{
ExtractFields <T>(f, ref lastString, dbReader, ref newObj, ref header);
}
TKey keyItem = (TKey)(newObj.GetType().GetField(key).GetValue(newObj));
tempList.TryAdd(keyItem, newObj);
}
}
}
}
catch (Exception ex)
{
Logger.Error($"Error while loading {dbcFile}: {ex.Message}");
}
return(tempList);
}
public static HashSet <T> Read <T>(string dbcFile) where T : new()
{
HashSet <T> tempList = new HashSet <T>();
try
{
using (var dbReader = new BinaryReader(new MemoryStream(File.ReadAllBytes(AssemblyDirectory + "/dbc/" + dbcFile))))
{
DBCHeader header = ExtractHeader(dbReader);
if (header.IsValidDbcFile || header.IsValidDb2File)
{
tempList = new HashSet <T>();
var fields = typeof(T).GetFields();
var lastString = "";
for (int i = 0; i < header.RecordCount; i++)
{
T newObj = new T();
foreach (var f in fields)
{
ExtractFields <T>(f, ref lastString, dbReader, ref newObj, ref header);
}
tempList.Add(newObj);
}
}
}
}
catch (Exception ex)
{
Console.WriteLine($"Error while loading {dbcFile}: {ex.Message}");
}
return(tempList);
}
private static void ExtractFields <T>(FieldInfo f, ref string lastString, BinaryReader dbReader, ref T newObj, ref DBCHeader header)
{
switch (f.FieldType.Name)
{
case "SByte":
f.SetValue(newObj, dbReader.ReadSByte());
break;
case "Byte":
f.SetValue(newObj, dbReader.ReadByte());
break;
case "Int32":
f.SetValue(newObj, dbReader.ReadInt32());
break;
case "UInt32":
f.SetValue(newObj, dbReader.ReadUInt32());
break;
case "Int64":
f.SetValue(newObj, dbReader.ReadInt64());
break;
case "UInt64":
f.SetValue(newObj, dbReader.ReadUInt64());
break;
case "Single":
f.SetValue(newObj, dbReader.ReadSingle());
break;
case "Boolean":
f.SetValue(newObj, dbReader.ReadBoolean());
break;
case "SByte[]":
f.SetValue(newObj, dbReader.ReadSByte(((sbyte[])f.GetValue(newObj)).Length));
break;
case "Byte[]":
f.SetValue(newObj, dbReader.ReadByte(((byte[])f.GetValue(newObj)).Length));
break;
case "Int32[]":
f.SetValue(newObj, dbReader.ReadInt32(((int[])f.GetValue(newObj)).Length));
break;
case "UInt32[]":
f.SetValue(newObj, dbReader.ReadUInt32(((uint[])f.GetValue(newObj)).Length));
break;
case "Single[]":
f.SetValue(newObj, dbReader.ReadSingle(((float[])f.GetValue(newObj)).Length));
break;
case "Int64[]":
f.SetValue(newObj, dbReader.ReadInt64(((long[])f.GetValue(newObj)).Length));
break;
case "UInt64[]":
f.SetValue(newObj, dbReader.ReadUInt64(((ulong[])f.GetValue(newObj)).Length));
break;
case "String":
{
var stringOffset = dbReader.ReadUInt32();
var currentPos = dbReader.BaseStream.Position;
var stringStart = (header.RecordCount * header.RecordSize) + 20 + stringOffset;
dbReader.BaseStream.Seek(stringStart, 0);
f.SetValue(newObj, lastString = dbReader.ReadCString());
dbReader.BaseStream.Seek(currentPos, 0);
break;
}
default:
dbReader.BaseStream.Position += 4;
break;
}
}
