Package org.apache.tajo.TajoProtos

Examples of org.apache.tajo.TajoProtos.QueryState

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    stateMachine = stateMachineFactory.make(this);
  }

  public float getProgress() {
    QueryState state = getStateMachine().getCurrentState();
    if (state == QueryState.QUERY_SUCCEEDED) {
      return 1.0f;
    } else {
      int idx = 0;
      List<SubQuery> tempSubQueries = new ArrayList<SubQuery>();
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  @Override
  public void handle(QueryEvent event) {
    LOG.info("Processing " + event.getQueryId() + " of type " + event.getType());
    try {
      writeLock.lock();
      QueryState oldState = getState();
      try {
        getStateMachine().doTransition(event.getType(), event);
      } catch (InvalidStateTransitonException e) {
        LOG.error("Can't handle this event at current state", e);
        eventHandler.handle(new QueryEvent(this.id,
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    stateMachine = stateMachineFactory.make(this);
  }

  public float getProgress() {
    QueryState state = getStateMachine().getCurrentState();
    if (state == QueryState.QUERY_SUCCEEDED) {
      return 1.0f;
    } else {
      int idx = 0;
      List<SubQuery> tempSubQueries = new ArrayList<SubQuery>();
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  @Override
  public void handle(QueryEvent event) {
    LOG.info("Processing " + event.getQueryId() + " of type " + event.getType());
    try {
      writeLock.lock();
      QueryState oldState = getState();
      try {
        getStateMachine().doTransition(event.getType(), event);
      } catch (InvalidStateTransitonException e) {
        LOG.error("Can't handle this event at current state", e);
        eventHandler.handle(new QueryEvent(this.id, QueryEventType.INTERNAL_ERROR));
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  public static class QueryCompletedTransition implements MultipleArcTransition<Query, QueryEvent, QueryState> {

    @Override
    public QueryState transition(Query query, QueryEvent queryEvent) {
      QueryCompletedEvent subQueryEvent = (QueryCompletedEvent) queryEvent;
      QueryState finalState;
      if (subQueryEvent.getState() == SubQueryState.SUCCEEDED) {
        finalizeQuery(query, subQueryEvent);
        finalState = QueryState.QUERY_SUCCEEDED;
      } else if (subQueryEvent.getState() == SubQueryState.FAILED) {
        finalState = QueryState.QUERY_FAILED;
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Related Classes of org.apache.tajo.TajoProtos.QueryState

  • org.apache.tajo.master.querymaster.Query
  • org.apache.tajo.master.querymaster.Query$QueryCompletedTransition
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