Examples of co.cask.cdap.explore.service.HandleNotFoundException

co.cask.cdap.explore.service.HandleNotFoundException
Exception thrown when {@link co.cask.cdap.proto.QueryHandle} is not found.


  @Override
  public List<QueryResult> previewResults(QueryHandle handle)
    throws ExploreException, HandleNotFoundException, SQLException {
    if (inactiveHandleCache.getIfPresent(handle) != null) {
      throw new HandleNotFoundException("Query is inactive.", true);
    }


    OperationInfo operationInfo = getOperationInfo(handle);
    Lock previewLock = operationInfo.getPreviewLock();
    previewLock.lock();

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    // First look in running handles and handles that still can be fetched.
    OperationInfo opInfo = activeHandleCache.getIfPresent(handle);
    if (opInfo != null) {
      return opInfo;
    }
    throw new HandleNotFoundException("Invalid handle provided");
  }

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  public QueryStatus getStatus(QueryHandle handle) throws ExploreException, HandleNotFoundException {
    HttpResponse response = doGet(String.format("data/explore/queries/%s/%s", handle.getHandle(), "status"));
    if (HttpResponseStatus.OK.getCode() == response.getResponseCode()) {
      return parseJson(response, QueryStatus.class);
    } else if (HttpResponseStatus.NOT_FOUND.getCode() == response.getResponseCode()) {
      throw new HandleNotFoundException("Handle " + handle.getHandle() + "not found.");
    }
    throw new ExploreException("Cannot get status. Reason: " + getDetails(response));
  }

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  public List<ColumnDesc> getResultSchema(QueryHandle handle) throws ExploreException, HandleNotFoundException {
    HttpResponse response = doGet(String.format("data/explore/queries/%s/%s", handle.getHandle(), "schema"));
    if (HttpResponseStatus.OK.getCode() == response.getResponseCode()) {
      return parseJson(response, COL_DESC_LIST_TYPE);
    } else if (HttpResponseStatus.NOT_FOUND.getCode() == response.getResponseCode()) {
      throw new HandleNotFoundException("Handle " + handle.getHandle() + "not found.");
    }
    throw new ExploreException("Cannot get result schema. Reason: " + getDetails(response));
  }

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    HttpResponse response = doPost(String.format("data/explore/queries/%s/%s", handle.getHandle(), "next"),
                                   GSON.toJson(ImmutableMap.of("size", size)), null);
    if (HttpResponseStatus.OK.getCode() == response.getResponseCode()) {
      return parseJson(response, ROW_LIST_TYPE);
    } else if (HttpResponseStatus.NOT_FOUND.getCode() == response.getResponseCode()) {
      throw new HandleNotFoundException("Handle " + handle.getHandle() + "not found.");
    }
    throw new ExploreException("Cannot get next results. Reason: " + getDetails(response));
  }

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    HttpResponse response = doPost(String.format("data/explore/queries/%s/%s", handle.getHandle(), "preview"),
                                   null, null);
    if (HttpResponseStatus.OK.getCode() == response.getResponseCode()) {
      return parseJson(response, ROW_LIST_TYPE);
    } else if (HttpResponseStatus.NOT_FOUND.getCode() == response.getResponseCode()) {
      throw new HandleNotFoundException("Handle " + handle.getHandle() + "not found.");
    }
    throw new ExploreException("Cannot get results preview. Reason: " + getDetails(response));
  }

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  public void close(QueryHandle handle) throws ExploreException, HandleNotFoundException {
    HttpResponse response = doDelete(String.format("data/explore/queries/%s", handle.getHandle()));
    if (HttpResponseStatus.OK.getCode() == response.getResponseCode()) {
      return;
    } else if (HttpResponseStatus.NOT_FOUND.getCode() == response.getResponseCode()) {
      throw new HandleNotFoundException("Handle " + handle.getHandle() + "not found.");
    }
    throw new ExploreException("Cannot close operation. Reason: " + getDetails(response));
  }

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Related Classes of co.cask.cdap.explore.service.HandleNotFoundException

co.cask.cdap.explore.client.ExploreHttpClient

co.cask.cdap.explore.service.hive.BaseHiveExploreService

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