Examples of org.objectweb.howl.log.LogRecord

org.objectweb.howl.log.LogRecord
LogRecord class used by Logger.replay().
This class may be extended by applications to provide Java Bean mappings for application data fields within the record. @author Michael Giroux

        // replay the transaction log, updating the cache and adding any messages to be dispatched
        // to the container
        firstException = null;
        try {
            transactionLog.replay(new ReplayListener() {
                LogRecord record = new LogRecord(DEFAULT_RECORD_SIZE);


                public void onRecord(LogRecord logRecord) {
                    readPacket(logRecord, container);
                }

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            log.error("Error during recovery: ", exception);
        }


        public LogRecord getLogRecord() {
            //TODO justify this size estimate
            return new LogRecord(10 * 2 * Xid.MAXBQUALSIZE);
        }

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            log.error("Error during recovery: ", exception);
        }


        public LogRecord getLogRecord() {
            //TODO justify this size estimate
            return new LogRecord(10 * 2 * Xid.MAXBQUALSIZE);
        }

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          }
      }
      
      try {
          while(true) {
              LogRecord record = logger.get(null, toLong(lastLocation));
            // I assume getNext will return null if there is no next record. 
              LogRecord next = logger.getNext(record);
              if( next==null || next.length == 0 )
                  return null;
              lastLocation = new LongRecordLocation(next.key);
              if( !next.isCTRL() )
                  return lastLocation;
          }
    } catch (Exception e) {
      throw (InvalidRecordLocationException)new InvalidRecordLocationException().initCause(e);
        }

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   */
  public Packet read(RecordLocation location)
      throws InvalidRecordLocationException, IOException {
      
      try {
            LogRecord record = logger.get(null, toLong(location));
            return new ByteArrayPacket(record.data);            
    } catch (InvalidLogKeyException e) {
      throw new InvalidRecordLocationException(e.getMessage(), e);
    } catch (Exception e) {
      throw (IOException) new IOException("Journal write failed: " + e)

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        // replay the transaction log, updating the cache and adding any messages to be dispatched
        // to the container
        firstException = null;
        try {
            transactionLog.replay(new ReplayListener() {
                LogRecord record = new LogRecord(DEFAULT_RECORD_SIZE);


                public void onRecord(LogRecord logRecord) {
                    readPacket(logRecord, container);
                }

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          }
      }
      
      try {
          while(true) {
              LogRecord record = logger.get(null, toLong(lastLocation));
            // I assume getNext will return null if there is no next record. 
              LogRecord next = logger.getNext(record);
              if( next==null || next.length == 0 )
                  return null;
              lastLocation = new LongRecordLocation(next.key);
              if( !next.isCTRL() )
                  return lastLocation;
          }
    } catch (Exception e) {
      throw (InvalidRecordLocationException)new InvalidRecordLocationException().initCause(e);
        }

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   */
  public Packet read(RecordLocation location)
      throws InvalidRecordLocationException, IOException {
      
      try {
            LogRecord record = logger.get(null, toLong(location));
            return new ByteArrayPacket(record.data);            
    } catch (InvalidLogKeyException e) {
      throw new InvalidRecordLocationException(e.getMessage(), e);
    } catch (Exception e) {
      throw (IOException) new IOException("Journal write failed: " + e)

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            log.error("Error during recovery: ", exception);
        }


        public LogRecord getLogRecord() {
            //TODO justify this size estimate
            return new LogRecord(10 * 2 * Xid.MAXBQUALSIZE);
        }

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          }
      }
      
      try {
          while(true) {
              LogRecord record = logger.get(null, toLong(lastLocation));
            // I assume getNext will return null if there is no next record. 
              LogRecord next = logger.getNext(record);
              if( next==null || next.length == 0 )
                  return null;
              lastLocation = new LongRecordLocation(next.key);
              if( !next.isCTRL() )
                  return lastLocation;
          }
    } catch (Exception e) {
      throw (InvalidRecordLocationException)new InvalidRecordLocationException().initCause(e);
        }

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