Exemple #1
0
 /**
  * Performs general periodic maintenance. This routine handles alle open pages/main and
  * pages/mirror file service requests. These requests are obtained from the netfiles builder. For
  * each file that should be serviced, the filechange method is called. This routine handles a
  * maximum of 10 page/main, and 50 page/mirror service calls each time it is called. The first
  * time this method is call, nothing happens (?)
  *
  * @return <code>true</code> if maintenance was performed, <code>false</code> otherwise
  */
 public boolean probeCall() {
   if (first) {
     // skip first time this method is called
     first = false;
   } else {
     // handle up to 10 pages/main fileservice requests
     try {
       Netfiles bul = (Netfiles) Vwms.getMMBase().getMMObject("netfiles");
       // Enumeration e=bul.search("WHERE service='pages' AND subservice='main' AND
       // status="+Netfiles.STATUS_REQUEST+" ORDER BY number DESC");
       Enumeration e =
           bul.search("service=='pages'+subservice=='main'+status=" + Netfiles.STATUS_REQUEST);
       int i = 0;
       while (e.hasMoreElements() && i < 10) {
         MMObjectNode node = (MMObjectNode) e.nextElement();
         fileChange("" + node.getIntValue("number"), "c");
         i++;
       }
     } catch (Exception e) {
       log.error(Logging.stackTrace(e));
     }
     // handle up to 50 pages/mirror fileservice requests
     try {
       Netfiles bul = (Netfiles) Vwms.getMMBase().getMMObject("netfiles");
       Enumeration e =
           bul.search("service=='pages'+subservice=='mirror'+status=" + Netfiles.STATUS_REQUEST);
       // Enumeration e=bul.search("WHERE service='pages' AND subservice='mirror' AND
       // status="+Netfiles.STATUS_REQUEST+" ORDER BY number DESC");
       int i = 0;
       while (e.hasMoreElements() && i < 50) {
         MMObjectNode node = (MMObjectNode) e.nextElement();
         fileChange("" + node.getIntValue("number"), "c");
         i++;
       }
     } catch (Exception e) {
       log.error(Logging.stackTrace(e));
     }
   }
   return true;
 }
Exemple #2
0
  /** @javadoc */
  public void handleChanged(String buildername, int number) {
    // method checks if this really something valid
    // and we should signal a new version

    boolean dirty = false;
    for (VersionCacheWhenNode whennode : whens) {
      List<String> types = whennode.getTypes();

      // check if im known in the types part
      if (types.contains(buildername)) {
        // is there only 1 builder type ?
        if (log.isDebugEnabled()) log.debug("types=" + types.toString());
        if (types.size() == 1) {
          dirty = true;
        } else {
          // so multiple prepare a multilevel !
          List<String> nodes = whennode.getNodes();

          List<String> fields = new Vector<String>();
          fields.add(buildername + ".number");
          List<String> ordervec = new Vector<String>();
          List<String> dirvec = new Vector<String>();

          List<MMObjectNode> vec =
              mmb.getClusterBuilder()
                  .searchMultiLevelVector(
                      nodes,
                      fields,
                      "YES",
                      types,
                      buildername + ".number==" + number,
                      ordervec,
                      dirvec);
          if (log.isDebugEnabled()) log.debug("VEC=" + vec);
          if (vec != null && vec.size() > 0) {
            dirty = true;
          }
        }
      }
    }

    if (dirty) {
      // add one to the version of this counter
      int version = versionnode.getIntValue("version");
      versionnode.setValue("version", version + 1);
      versionnode.commit();
      if (log.isDebugEnabled()) log.debug("Changed = " + (version + 1));
    }
  }
Exemple #3
0
  /**
   * Handles a service-request on a file, registered in the netfiles builder. Depending on the
   * subservice requested, this routine calls {@link #handleMirror} or {@link #handleMain}.
   *
   * @param number Number of the node in the netfiles buidler than contain service request
   *     information.
   * @param ctype the type of change on that node ("c" : node was changed)
   * @return <code>true</code>
   */
  public boolean fileChange(String number, String ctype) {
    // log.debug("fileChange="+number+" "+ctype);
    // first get the change node so we can see what is the matter with it.
    Netfiles bul = (Netfiles) Vwms.getMMBase().getMMObject("netfiles");
    MMObjectNode filenode = bul.getNode(number);
    if (filenode != null) {
      // obtain all the basic info on the file.
      String service = filenode.getStringValue("service");
      String subservice = filenode.getStringValue("subservice");
      int status = filenode.getIntValue("status");

      // jump to correct subhandles based on the subservice
      if (subservice.equals("main")) {
        return handleMain(filenode, status, ctype);
      } else if (subservice.equals("mirror")) {
        return handleMirror(filenode, status, ctype);
      }
    }
    return true;
  }