public static void removeUnusedWALEntries(
KeyExtent extent, List<LogEntry> logEntries, ZooLock zooLock) {
if (extent.isRootTablet()) {
for (LogEntry entry : logEntries) {
String root = getZookeeperLogLocation();
while (true) {
try {
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
if (zoo.isLockHeld(zooLock.getLockID()))
zoo.recursiveDelete(root + "/" + entry.filename, NodeMissingPolicy.SKIP);
break;
} catch (Exception e) {
log.error(e, e);
}
UtilWaitThread.sleep(1000);
}
}
} else {
Mutation m = new Mutation(extent.getMetadataEntry());
for (LogEntry entry : logEntries) {
m.putDelete(LogColumnFamily.NAME, new Text(entry.toString()));
}
update(SystemCredentials.get(), zooLock, m, extent);
}
}
public static void addLogEntry(Credentials credentials, LogEntry entry, ZooLock zooLock) {
if (entry.extent.isRootTablet()) {
String root = getZookeeperLogLocation();
while (true) {
try {
IZooReaderWriter zoo = ZooReaderWriter.getInstance();
if (zoo.isLockHeld(zooLock.getLockID())) {
String[] parts = entry.filename.split("/");
String uniqueId = parts[parts.length - 1];
zoo.putPersistentData(
root + "/" + uniqueId, entry.toBytes(), NodeExistsPolicy.OVERWRITE);
}
break;
} catch (KeeperException e) {
log.error(e, e);
} catch (InterruptedException e) {
log.error(e, e);
} catch (IOException e) {
log.error(e, e);
}
UtilWaitThread.sleep(1000);
}
} else {
Mutation m = new Mutation(entry.getRow());
m.put(entry.getColumnFamily(), entry.getColumnQualifier(), entry.getValue());
update(credentials, zooLock, m, entry.extent);
}
}