internal FileRecordSequenceHelper(SimpleFileLog log)
{
this.log = log;
this.appendLock = new ReaderWriterLock();
this.truncateFailed = false;
this.lastRestartArea = SequenceNumber.Invalid;
this.newBaseSeqNum = SequenceNumber.Invalid;
Recover();
}
public FileRecordSequence(string path, FileAccess access, int size)
{
if (size < 0)
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.ArgumentOutOfRange("size"));
this.access = access;
this.log = new SimpleFileLog(Path.GetFullPath(path), size);
this.frsHelper = new FileRecordSequenceHelper(this.log);
this.reservedBytes = 0;
}
internal FileRecordSequenceHelper(SimpleFileLog log)
{
this.log = log;
this.appendLock = new ReaderWriterLock();
this.truncateFailed = false;
this.lastRestartArea = SequenceNumber.Invalid;
this.newBaseSeqNum = SequenceNumber.Invalid;
Recover();
}
internal FileLogRecordStream(SimpleFileLog log, SequenceNumber recordSequenceNumber)
{
this.log = log;
this.recordSequenceNumber = recordSequenceNumber;
this.stream = null;
this.recordSize = 0;
this.entireRecordRead = false;
this.streamLock = new object();
CreateMemoryStream();
}
internal FileLogRecordEnumerable(
SimpleFileLog log,
SequenceNumber start,
LogRecordEnumeratorType logRecordEnum,
bool enumRestartAreas)
{
this.log = log;
this.start = start;
this.logRecordEnum = logRecordEnum;
this.enumRestartAreas = enumRestartAreas;
}
internal FileLogRecordStream(SimpleFileLog log, SequenceNumber recordSequenceNumber)
{
this.log = log;
this.recordSequenceNumber = recordSequenceNumber;
this.stream = null;
this.recordSize = 0;
this.entireRecordRead = false;
this.streamLock = new object();
CreateMemoryStream();
}
public FileRecordSequence(string path, FileAccess access, int size)
{
if (size < 0)
{
throw DiagnosticUtility.ExceptionUtility.ThrowHelperError(Error.ArgumentOutOfRange("size"));
}
this.access = access;
this.log = new SimpleFileLog(Path.GetFullPath(path), size);
this.frsHelper = new FileRecordSequenceHelper(this.log);
this.reservedBytes = 0;
}