/// <summary>
/// 根据文件内容，生成 Lrc 对象实例集合
/// <para>异常：</para>
/// <para>FileNotFoundException，无法获取指定的歌词文件</para>
/// </summary>
private void BuildLrcCollection()
{
List <LrcItem> unOrderLrcList = new List <LrcItem>();
FileInfo f = new FileInfo(FilePath);
if (f.Exists && f.Length > 10)
{
string ec = ENCODER.GetEncodingName(f);
StreamReader sr = new StreamReader(f.FullName, ENCODER.GetEncoding(ec));
while (!sr.EndOfStream)
{
string lineString = sr.ReadLine();
unOrderLrcList.AddRange(_ParseLine(lineString));
}
}
else if (f.Exists && f.Length < 10)
{
throw new FileLoadException("文件长度太短");
}
else
{
//歌词文件不存在
throw new FileNotFoundException("未找到歌词文件。");
}
this.Items = new LinkedList <LrcItem>(unOrderLrcList.OrderBy(pp => pp.Time.Ticks));
}
/// <summary>
/// 文件写入到 Oracle Blob 字段中。type = 1 表示地图文件，其他值表示战斗文件
/// </summary>
public static bool SaveFileToDB(int file_type, string DBKey, string FullFileName)
{
FileStream mapfs;
try
{
mapfs = new FileStream(FullFileName, FileMode.Open, FileAccess.Read);
}
catch (Exception ex)
{
Logging.Write("SaveFileToDB error: " + ex.ToString());
return(false);
}
string sql;
if (file_type == 1)
{
//sql = string.Format("select file_context from map_file where map_name = '{0}' for update", DBKey);
sql = string.Format("update map_file set file_context = :1 where map_name = '{0}'", DBKey);
}
else
{
//sql = string.Format("select file_context from fight_file where roll_type = '{0}' for update", DBKey);
sql = string.Format("update fight_file set file_context = :2 where roll_type = '{0}'", DBKey);
}
OracleTransaction transaction = null;
try
{
if (!isConnected)
{
OraConnect();
}
// 利用事务处理（必须）
transaction = conn.BeginTransaction();
OracleCommand oCmd = new OracleCommand(sql, conn);
OracleParameter param = oCmd.Parameters.Add("1", OracleDbType.Clob, ParameterDirection.Input);
IdentifyEncoding sinodetector = new IdentifyEncoding();
FileInfo finfo = new FileInfo(FullFileName);
StreamReader sr = new StreamReader(mapfs, sinodetector.GetEncoding(sinodetector.GetEncodingName(finfo)));
string context = sr.ReadToEnd();
param.Value = context;
oCmd.ExecuteNonQuery();
transaction.Commit();
sr.Close();
mapfs.Close();
}
catch (Exception ex)
{
transaction.Rollback();
Logging.Write("SaveFileToDB error: " + ex.ToString());
return(false);
}
return(true);
}