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java.lang.Objectbitronix.tm.journal.TransactionLogAppender
public class TransactionLogAppender
Used to write TransactionLogRecord objects to a log file.
| Field Summary | |
|---|---|
static int |
END_RECORD
int-encoded "xntB" ASCII string. |
| Constructor Summary | |
|---|---|
TransactionLogAppender(File file,
long maxFileLength)
Create an appender that will write to specified file up to the specified maximum length. |
|
| Method Summary | |
|---|---|
void |
close()
Close the appender and the underlying file. |
protected void |
doForce()
|
void |
force()
Force flushing the logs to disk |
TransactionLogCursor |
getCursor()
Creates a cursor on this journal file allowing iteration of its records. |
TransactionLogHeader |
getHeader()
Return a TransactionLogHeader that allows reading and controlling the log file's header. |
String |
toString()
|
boolean |
writeLog(TransactionLogRecord tlog)
Write a TransactionLogRecord to disk. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
| Field Detail |
|---|
public static final int END_RECORD
| Constructor Detail |
|---|
public TransactionLogAppender(File file,
long maxFileLength)
throws IOException
file - the underlying File used to write to disk.maxFileLength - size of the file on disk that can never be bypassed.
IOException - if an I/O error occurs.| Method Detail |
|---|
public TransactionLogHeader getHeader()
TransactionLogHeader that allows reading and controlling the log file's header.
public boolean writeLog(TransactionLogRecord tlog)
throws IOException
TransactionLogRecord to disk.
tlog - the record to write to disk.
IOException - if an I/O error occurs.
public void close()
throws IOException
IOException - if an I/O error occurs.
public TransactionLogCursor getCursor()
throws IOException
IOException - if an I/O error occurs.
public void force()
throws IOException
IOException - if an I/O error occurs.public String toString()
toString in class Object
protected void doForce()
throws IOException
IOException
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