Examples of com.linkedin.databus2.core.BufferNotFoundException

com.linkedin.databus2.core.container.monitoring.mbean.ContainerStats
@author Phanindra Ganti

        queryHints, queryHints);
    sources[0] = lssc;
    String role = "MASTER";
    long slowSourceQueryThreshold = 0L;
    long restartScnOffset = 0L;
    BackoffTimerStaticConfigBuilder bsc = new BackoffTimerStaticConfigBuilder();
    ChunkingType ct = ChunkingType.NO_CHUNKING;
    long txnsPerChunk = 0L;
    long scnChunkSize = 0L;
    long chunkedScnThreshold = 0L;
    long maxScnDelayMs = 0L;
    long eventRatePerSec = rate;
    long eventRateThrottleDuration = throttleDuration;
    int largestEventSizeInBytes = 10240;
    long largestWindowSizeInBytes = 10240;
    DbusEventBuffer.Config cfgBuilder = new DbusEventBuffer.Config();
    cfgBuilder.setMaxSize(10 * 1024 * 1024);
    cfgBuilder.setScnIndexSize(2 * 1024 * 1024);
    cfgBuilder.setAllocationPolicy("MMAPPED_MEMORY");


    DbusEventBuffer.StaticConfig dbusEventBuffer = cfgBuilder.build();


    boolean errorOnMissingFields = true;
    String xmlVersion = "1.0";
    String xmlEncoding = "";
    String fieldName = "";
    String regex = "";
    ReplicationBitSetterStaticConfig replicationBitSetter = new ReplicationBitSetterStaticConfig(
        ReplicationBitSetterStaticConfig.SourceType.NONE, fieldName, regex, MissingValueBehavior.STOP_WITH_ERROR);
    PhysicalSourceStaticConfig pssc = new PhysicalSourceStaticConfig(name, id,
        uri, resourceKey, sources, role, slowSourceQueryThreshold,
        restartScnOffset, bsc.build(), ct, txnsPerChunk, scnChunkSize,
        chunkedScnThreshold, maxScnDelayMs, eventRatePerSec, eventRateThrottleDuration, dbusEventBuffer,
        largestEventSizeInBytes, largestWindowSizeInBytes,
        errorOnMissingFields, xmlVersion, xmlEncoding, replicationBitSetter);
    return pssc;
  }

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  public void resetBuffer(PhysicalPartition pPartition, long prevScn)
  throws BufferNotFoundException
  {
    DbusEventBuffer buf = getOneBuffer(pPartition);
    if(buf == null) {
      throw new BufferNotFoundException("cannot find buf for partition " + pPartition);
    }
    buf.reset(prevScn);
  }

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          if (null == buf)
          {
            // in this case we want to disconnect the client
            String errMsg = "Buffer not found for physicalPartitionKey " + pKey;
            LOG.error(errMsg);
            throw new BufferNotFoundException(errMsg);
          }
          PhysicalPartition pPartition = pKey.getPhysicalPartition();
          DbusEventsStatisticsCollector statsCollector = _statsCollectors == null ? null : _statsCollectors.getStatsCollector(pPartition.toSimpleString());


          Checkpoint cp=null;

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    DbusEventBuffer evb = _eventBufferMult.getOneBuffer(pPart);
        
    if ( null == evb)
    {
      LOG.error("BufferInfoRequest : Buffer not available for physical partition :" + pPart);
        throw new BufferNotFoundException("Buffer not available for partition :" + pPart);
    }
    
    BufferInfoResponse response = new BufferInfoResponse();
    response.setMinScn(evb.getMinScn());
    response.setMaxScn(evb.lastWrittenScn());

View Full Code Here

  }


  public static ErrorResponse createUnexpectedControlEventErrorResponse(String msg)
  {
    return new ErrorResponse(BinaryProtocol.RESULT_ERR_UNEXPECTED_CONTROL_EVENT,
                             new DatabusException(msg));
  }

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  }


  public static ErrorResponse createInvalidEvent(String errMsg)
  {
    return new ErrorResponse(BinaryProtocol.RESULT_ERR_INVALID_EVENT,
                             new DatabusException(errMsg));
  }

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  }


  public static ErrorResponse createUnsupportedDbusEventVersion(String errMsg)
  {
    return new ErrorResponse(BinaryProtocol.RESULT_ERR_UNSUPPORTED_DBUS_EVENT_VERSION,
                             new DatabusException(errMsg));
  }

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      processorRegistry.register(ContainerOperationProcessor.COMMAND_NAME,
                                 new ContainerOperationProcessor(null, this));
    }
    catch (SQLException sqle)
    {
      throw new DatabusException("command registration failed", sqle);
    }
    catch (InstantiationException e)
    {
      throw new DatabusException("command registration failed", e);
    }
    catch (IllegalAccessException e)
    {
      throw new DatabusException("command registration failed", e);
    }
    catch (ClassNotFoundException e)
    {
      throw new DatabusException("command registration failed", e);
    }


    LOG.info("Done Initializing Bootstrap HTTP Server");


  }

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     */


    // Create the event producer
    String uri = pConfig.getUri();
    if(uri == null)
      throw new DatabusException("Uri is required to start the relay");
    uri = uri.trim();
    EventProducer producer = null;
    if (uri.startsWith("jdbc:")) {
      SourceType sourceType = pConfig.getReplBitSetter().getSourceType();
          if (SourceType.TOKEN.equals(sourceType))
            throw new DatabusException("Token Source-type for Replication bit setter config cannot be set for trigger-based Databus relay !!");


      // if a buffer for this partiton exists - we are overwri
      producer = new OracleEventProducerFactory().buildEventProducer(
          pConfig, schemaRegistryService, dbusEventBuffer,
          getMbeanServer(), _inBoundStatsCollectors

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    }*/
  }


  private void processContainerStats(DatabusRequest request) throws IOException
  {
    ContainerStats containerStats = _containerStatsCollector.getContainerStats();
    if (null == containerStats)
    {
      return;
    }
    writeJsonObjectToResponse(containerStats, request);

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