Exemplo n.º 1
0
 @Override
 protected void storeApplicationAttemptStateInternal(
     ApplicationAttemptId attemptId, ApplicationAttemptStateData attemptStateData)
     throws IOException {
   String key = getApplicationAttemptNodeKey(attemptId);
   if (LOG.isDebugEnabled()) {
     LOG.debug("Storing state for attempt " + attemptId + " at " + key);
   }
   try {
     db.put(bytes(key), attemptStateData.getProto().toByteArray());
   } catch (DBException e) {
     throw new IOException(e);
   }
 }
 @Override
 public synchronized void updateApplicationAttemptStateInternal(
     ApplicationAttemptId appAttemptId, ApplicationAttemptStateData attemptStateDataPB)
     throws Exception {
   Path appDirPath = getAppDir(rmAppRoot, appAttemptId.getApplicationId());
   Path nodeCreatePath = getNodePath(appDirPath, appAttemptId.toString());
   LOG.info("Updating info for attempt: " + appAttemptId + " at: " + nodeCreatePath);
   byte[] attemptStateData = attemptStateDataPB.getProto().toByteArray();
   try {
     // currently throw all exceptions. May need to respond differently for HA
     // based on whether we have lost the right to write to FS
     updateFile(nodeCreatePath, attemptStateData, true);
   } catch (Exception e) {
     LOG.info("Error updating info for attempt: " + appAttemptId, e);
     throw e;
   }
 }