Examples of com.linkedin.databus.bootstrap.common.BootstrapDBTimedQuery

Package com.linkedin.databus.bootstrap.common

Examples of com.linkedin.databus.bootstrap.common.BootstrapDBTimedQuery

com.linkedin.databus.bootstrap.common.BootstrapDBTimedQuery
Implement DB query with timeout. The expectation is that the query throws MySQLTimeoutException if _queryTimeoutInSec is exceeded

    {
      ResultSet rs = null;
      while (!foundRows && curLogId <= targetLogId)
      {
        stmt = createCatchupStatement(curSrcId, curLogId, currState);
        rs = new BootstrapDBTimedQuery(stmt,_queryTimeInSec).executeQuery();


        foundRows = rs.isBeforeFirst();
        if (!foundRows)
        {
          curLogId++; // move to next log

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               + ", " + offset
               + ", " + currState.getBootstrapStartScn()
               + ", " + currState.getBootstrapSinceScn()
               + ", "  + _maxSnapshotRowsPerFetch);


      rs = new BootstrapDBTimedQuery(stmt,_queryTimeInSec).executeQuery();
      phaseCompleted = streamOutRows(currState, rs, callBack,_maxSnapshotRowsPerFetch);
    }
    catch (SQLException e)
    {
      DBHelper.close(rs, stmt, null);

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          String producerSql = PRODUCER_SCN_STMT_SQL_PREFIX + sources + PRODUCER_SCN_STMT_SQL_SUFFIX;


          // Get Applier SCN
          LOG.info("Executing Applier SCN Query :" + applierSql);
          getScnStmt = conn.prepareStatement(applierSql);
          rs=new BootstrapDBTimedQuery(getScnStmt,_config.getQueryTimeoutInSec()).executeQuery();
          if (rs.next())
          {
            startScn = rs.getLong(1);
          }


          DBHelper.close(rs,getScnStmt, null);
          rs = null;
          getScnStmt = null;


          // Get ProducerSCN
          LOG.info("Executing Producer SCN Query :" + producerSql);
          getScnStmt = conn.prepareStatement(producerSql);
          rs = new BootstrapDBTimedQuery(getScnStmt,_config.getQueryTimeoutInSec()).executeQuery();
          if (rs.next())
          {
            producerScn = rs.getLong(1);
          }

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      ResultSet rs = null;
      PreparedStatement targetScnStmt = getTargetScnStmt();
      try
      {
        targetScnStmt.setInt(1, srcId);
        rs = new BootstrapDBTimedQuery(targetScnStmt,_config.getQueryTimeoutInSec()).executeQuery();
        while (rs.next ())
        {
          scn = rs.getLong(1);
          LOG.info ( "target scn for source " + srcId + " is " + scn);
        }

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Related Classes of com.linkedin.databus.bootstrap.common.BootstrapDBTimedQuery

com.linkedin.databus.bootstrap.server.BootstrapProcessor

com.linkedin.databus.bootstrap.server.BootstrapSCNProcessor

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