Examples of com.alibaba.wasp.master.EntityGroupStates

com.alibaba.wasp.master.EntityGroupStates
EntityGroup state accountant. It holds the states of all entityGroups in the memory. In normal scenario, it should match the meta table and the true entityGroup states. This map is used by AssignmentManager to track entityGroup states.

          + " was carrying (skipping " + entityGroupsInTransition.size()
          + " entityGroup(s) that are already in transition)");


      // Iterate entityGroups that were on this server and assign them
      if (egis != null) {
        EntityGroupStates entityGroupStates = assignmentManager
            .getEntityGroupStates();
        List<EntityGroupInfo> toAssignEntityGroups = new ArrayList<EntityGroupInfo>();
        for (Map.Entry<EntityGroupInfo, Result> e : egis.entrySet()) {
          EntityGroupInfo egi = e.getKey();
          EntityGroupState egit = entityGroupStates
              .getEntityGroupTransitionState(egi);
          if (processDeadEntityGroup(egi, e.getValue(), assignmentManager,
              server)) {
            ServerName addressFromAM = entityGroupStates
                .getFServerOfEntityGroup(egi);
            if (addressFromAM != null && !addressFromAM.equals(this.serverName)) {
              // If this entityGroup is in transition on the dead server, it
              // must be
              // opening or pending_open, which is covered by

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  private List<EntityGroupInfo> entityGroupsToAssignWithServerName(
      final List<Pair<EntityGroupInfo, ServerName>> entityGroupsInMeta)
      throws IOException {
    FServerManager serverManager = ((FMaster) this.server).getFServerManager();
    List<EntityGroupInfo> entityGroups = new ArrayList<EntityGroupInfo>();
    EntityGroupStates entityGroupStates = this.assignmentManager
        .getEntityGroupStates();
    for (Pair<EntityGroupInfo, ServerName> entityGroupLocation : entityGroupsInMeta) {
      EntityGroupInfo egi = entityGroupLocation.getFirst();
      ServerName sn = entityGroupLocation.getSecond();
      if (!entityGroupStates.isEntityGroupInTransition(egi)
          && !entityGroupStates.isEntityGroupAssigned(egi)) {
        if (this.retainAssignment && sn != null
            && serverManager.isServerOnline(sn)) {
          this.assignmentManager.addPlan(egi.getEncodedName(),
              new EntityGroupPlan(egi, null, sn));
        }

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      this.entityGroups = entityGroups;
    }


    @Override
    protected void populatePool(ExecutorService pool) {
      EntityGroupStates entityGroupStates = assignmentManager
          .getEntityGroupStates();
      for (EntityGroupInfo entityGroup : entityGroups) {
        if (entityGroupStates.isEntityGroupInTransition(entityGroup))
          continue;
        final EntityGroupInfo egi = entityGroup;
        pool.execute(Trace.wrap(new Runnable() {
          public void run() {
            assignmentManager.unassign(egi);

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Related Classes of com.alibaba.wasp.master.EntityGroupStates

com.alibaba.wasp.EntityGroupInfo

com.alibaba.wasp.master.handler.DisableTableHandler$BulkDisabler

com.alibaba.wasp.master.handler.EnableTableHandler

com.alibaba.wasp.master.handler.ServerShutdownHandler

com.alibaba.wasp.ServerName

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