Program: 9041
Project: 9041
Buggy source:
public Status process() throws EventDeliveryException {
  List<Event> eventList=new ArrayList<Event>();
  byte[] message;
  Event event;
  Map<String,String> headers;
  try {
    String where="String_Node_Str" + incrementalColumnName + "String_Node_Str"+ incrementalValue;
    String query="String_Node_Str" + columnsToSelect + "String_Node_Str"+ table+ where+ "String_Node_Str"+ incrementalColumnName+ "String_Node_Str";
    log.debug("String_Node_Str" + query);
    Vector<Vector<String>> queryResult=mDAO.runQuery(query);
    Vector<String> columns=mDAO.getColumns();
    boolean columnPosFind;
    String queryResultRow;
    columnPosFind=false;
    int incrementalColumnPosition=0;
    do {
      if (columns.get(incrementalColumnPosition).equals(incrementalColumnName))       columnPosFind=true;
 else       incrementalColumnPosition++;
    }
 while (!columnPosFind);
    if (!queryResult.isEmpty()) {
      incrementalValue=Long.parseLong(queryResult.lastElement().get(incrementalColumnPosition),10);
      log.info("String_Node_Str" + queryResult.toString());
      for (int i=0; i < queryResult.size(); i++) {
        queryResultRow=queryResult.get(i).toString();
        queryResultRow=queryResultRow.substring(1,queryResultRow.length() - 1);
        message=queryResultRow.getBytes();
        event=new SimpleEvent();
        headers=new HashMap<String,String>();
        headers.put("String_Node_Str",String.valueOf(System.currentTimeMillis()));
        log.debug("String_Node_Str",new String(message));
        event.setBody(message);
        event.setHeaders(headers);
        eventList.add(event);
      }
      getChannelProcessor().processEventBatch(eventList);
      log.info("String_Node_Str" + incrementalValue + "String_Node_Str");
      sqlSourceUtils.updateStatusFile(incrementalValue);
    }
    Thread.sleep(runQueryDelay);
    return Status.READY;
  }
 catch (  SQLException e) {
    log.error("String_Node_Str");
    e.printStackTrace();
    return Status.BACKOFF;
  }
catch (  InterruptedException e) {
    e.printStackTrace();
    return Status.BACKOFF;
  }
}

Fixed version (ground truth):
public Status process() throws EventDeliveryException {
  byte[] message;
  Event event;
  Map<String,String> headers;
  try {
    String where="String_Node_Str" + incrementalColumnName + "String_Node_Str"+ incrementalValue;
    String query="String_Node_Str" + columnsToSelect + "String_Node_Str"+ table+ where+ "String_Node_Str"+ incrementalColumnName+ "String_Node_Str";
    log.info("String_Node_Str" + query);
    ResultSet queryResult=mDAO.runQuery(query);
    String queryResultRow;
    ResultSetMetaData mMetaData=queryResult.getMetaData();
    int mNumColumns=mMetaData.getColumnCount();
    int a=0;
    while (queryResult.next()) {
      a++;
      queryResultRow="String_Node_Str";
      for (int i=1; i <= mNumColumns - 1; i++) {
        queryResultRow=queryResultRow + queryResult.getString(i) + "String_Node_Str";
      }
      queryResultRow=queryResultRow + queryResult.getString(mNumColumns);
      message=queryResultRow.getBytes();
      event=new SimpleEvent();
      headers=new HashMap<String,String>();
      headers.put("String_Node_Str",String.valueOf(System.currentTimeMillis()));
      event.setBody(message);
      event.setHeaders(headers);
      getChannelProcessor().processEvent(event);
    }
    if (queryResult.last()) {
      incrementalValue=Long.parseLong(queryResult.getString(incrementalColumnName),10);
      log.info("String_Node_Str" + incrementalValue + "String_Node_Str");
      sqlSourceUtils.updateStatusFile(incrementalValue);
    }
    Thread.sleep(runQueryDelay);
    return Status.READY;
  }
 catch (  SQLException e) {
    log.error("String_Node_Str");
    e.printStackTrace();
    return Status.BACKOFF;
  }
catch (  InterruptedException e) {
    e.printStackTrace();
    return Status.BACKOFF;
  }
}