/* * Licensed 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 com.facebook.presto.execution; import com.facebook.presto.OutputBuffers; import com.facebook.presto.execution.StateMachine.StateChangeListener; import com.facebook.presto.metadata.Split; import com.facebook.presto.sql.planner.plan.PlanNodeId; import com.google.common.collect.Multimap; import com.google.common.util.concurrent.ListenableFuture; public interface RemoteTask { TaskId getTaskId(); String getNodeId(); TaskInfo getTaskInfo(); TaskStatus getTaskStatus(); void start(); void addSplits(Multimap<PlanNodeId, Split> splits); void noMoreSplits(PlanNodeId sourceId); void setOutputBuffers(OutputBuffers outputBuffers); void addStateChangeListener(StateChangeListener<TaskStatus> stateChangeListener); ListenableFuture<?> whenSplitQueueHasSpace(int threshold); void cancel(); void abort(); int getPartitionedSplitCount(); int getQueuedPartitionedSplitCount(); }