| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.pinot.core.query.scheduler; |
| |
| import com.google.common.base.Preconditions; |
| import com.google.common.util.concurrent.ListenableFuture; |
| import com.google.common.util.concurrent.SettableFuture; |
| import javax.annotation.Nullable; |
| import org.apache.pinot.core.query.request.ServerQueryRequest; |
| |
| |
| /** |
| * Query specific scheduling context |
| */ |
| public class SchedulerQueryContext { |
| |
| private final ServerQueryRequest _queryRequest; |
| private final SettableFuture<byte[]> _resultFuture; |
| private SchedulerGroup _schedulerGroup; |
| |
| public SchedulerQueryContext(ServerQueryRequest queryRequest) { |
| Preconditions.checkNotNull(queryRequest); |
| _queryRequest = queryRequest; |
| _resultFuture = SettableFuture.create(); |
| } |
| |
| public ServerQueryRequest getQueryRequest() { |
| return _queryRequest; |
| } |
| |
| public SettableFuture<byte[]> getResultFuture() { |
| return _resultFuture; |
| } |
| |
| public void setResultFuture(ListenableFuture<byte[]> f) { |
| _resultFuture.setFuture(f); |
| } |
| |
| public void setSchedulerGroupContext(SchedulerGroup schedulerGroup) { |
| _schedulerGroup = schedulerGroup; |
| } |
| |
| @Nullable |
| public SchedulerGroup getSchedulerGroup() { |
| return _schedulerGroup; |
| } |
| |
| /** |
| * Convenience method to get query arrival time |
| * @return |
| */ |
| public long getArrivalTimeMs() { |
| return _queryRequest.getTimerContext().getQueryArrivalTimeMs(); |
| } |
| } |