コード例 #1
0
  /**
   * This method checks to see if it is time to run the garbage collection thread based on the
   * settings in the gateway.properties file. If it is, then it spins off a thread to do garbage
   * collection of the aggregator tables.
   */
  public static void runGarbageCollection() {
    // see if we need to run the collector...
    // ----------------------------------------
    if (bRunCollector()) {
      String sStaleDuration = "";
      int iStaleDuration = 0;

      try {
        sStaleDuration =
            PropertyAccessor.getProperty(GATEWAY_PROPERTY_FILE, GARBAGE_COLLECT_STALE_DURATION);
        iStaleDuration = Integer.parseInt(sStaleDuration);
      } catch (Exception e) {
        String sErrorMessage =
            "Failed to read and parse property: "
                + GARBAGE_COLLECT_STALE_DURATION
                + " from PropertyFile: "
                + GATEWAY_PROPERTY_FILE
                + ".propertues.  No "
                + "garbage collection will be done on the aggregator tables.";
        log.error(sErrorMessage);
        return;
      }

      if ((sStaleDuration == null) || (sStaleDuration.length() <= 0)) {
        String sErrorMessage =
            "Failed to read and parse property: "
                + GARBAGE_COLLECT_STALE_DURATION
                + " from PropertyFile: "
                + GATEWAY_PROPERTY_FILE
                + ".propertues.  No "
                + "garbage collection will be done on the aggregator tables.";
        log.error(sErrorMessage);
        return;
      }

      Calendar oCal = Calendar.getInstance();
      oCal.add(Calendar.SECOND, (-1) * iStaleDuration);

      log.debug("Running aggregator garbage collection thread now.");

      GarbageCollectorThread oCollectorThread = new GarbageCollectorThread(oCal.getTime());
      oCollectorThread.run();
      dtLastRun = new Date();
    }
  }
コード例 #2
0
  /**
   * This method checks to see if we should run the collector based on the time settings in the
   * gateway.properties file. If we should run it, then true is returnd. Otherwise false is
   * returned.
   *
   * @return TRUE if we should run the garbage collector.
   */
  private static boolean bRunCollector() {
    String sTimeDuration = "";
    int iTimeDuration = 0;
    try {
      sTimeDuration =
          PropertyAccessor.getProperty(GATEWAY_PROPERTY_FILE, GARBAGE_COLLECT_TIME_DURATION);
      iTimeDuration = Integer.parseInt(sTimeDuration);
    } catch (Exception e) {
      String sErrorMessage =
          "Failed to read and parse property: "
              + GARBAGE_COLLECT_TIME_DURATION
              + " from PropertyFile: "
              + GATEWAY_PROPERTY_FILE
              + ".propertues.  No "
              + "garbage collection will be done on the aggregator tables.";
      log.error(sErrorMessage);
      return false;
    }

    if ((sTimeDuration == null) || (sTimeDuration.length() <= 0)) {
      String sErrorMessage =
          "Failed to read and parse property: "
              + GARBAGE_COLLECT_TIME_DURATION
              + " from PropertyFile: "
              + GATEWAY_PROPERTY_FILE
              + ".propertues.  No "
              + "garbage collection will be done on the aggregator tables.";
      log.error(sErrorMessage);
      return false;
    }

    Calendar oCal = Calendar.getInstance();
    oCal.add(Calendar.SECOND, (-1) * iTimeDuration);

    if (oCal.getTime().getTime() > dtLastRun.getTime()) {
      return true;
    }

    return false;
  }