/// <summary>
/// Free global instance of
/// <see cref="IrbisUpperCaseTable"/>.
/// </summary>
public static void ResetInstance()
{
lock (_lock)
{
_instance = null;
}
}
public static IrbisUpperCaseTable ParseText
(
[NotNull] Encoding encoding,
[NotNull] string text
)
{
Sure.NotNull(encoding, "encoding");
Sure.NotNullNorEmpty(text, "text");
List <byte> table = new List <byte>(256);
MatchCollection matches = Regex.Matches(text, @"\d+");
foreach (Match match in matches)
{
byte b = byte.Parse(match.Value);
table.Add(b);
}
IrbisUpperCaseTable result = new IrbisUpperCaseTable
(
encoding,
table.ToArray()
);
return(result);
}
public static IrbisUpperCaseTable FromServer
(
[NotNull] IrbisConnection connection,
[NotNull] string fileName
)
{
Sure.NotNull(connection, "connection");
Sure.NotNullNorEmpty(fileName, "fileName");
FileSpecification specification
= new FileSpecification
(
IrbisPath.System,
fileName
);
string text = connection.ReadTextFile
(
specification
);
if (string.IsNullOrEmpty(text))
{
Log.Error
(
"IrbisUpperCaseTable::FromServer: "
+ "no file "
+ fileName.ToVisibleString()
);
throw new IrbisNetworkException
(
"No file " + fileName
);
}
IrbisUpperCaseTable result = ParseText
(
IrbisEncoding.Ansi,
text
);
return(result);
}
public static IrbisUpperCaseTable GetInstance
(
[NotNull] IrbisConnection connection
)
{
Sure.NotNull(connection, "connection");
if (ReferenceEquals(_instance, null))
{
lock (_lock)
{
if (ReferenceEquals(_instance, null))
{
_instance = FromServer
(
connection,
FileName
);
}
}
}
return(_instance);
}