| /* |
| * 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.drill.exec.physical.impl.rangepartitioner; |
| |
| import java.util.List; |
| |
| import org.apache.drill.common.exceptions.ExecutionSetupException; |
| import org.apache.drill.exec.ops.ExecutorFragmentContext; |
| import org.apache.drill.exec.physical.config.HashPartitionSender; |
| import org.apache.drill.exec.physical.config.RangePartitionSender; |
| import org.apache.drill.exec.physical.impl.RootCreator; |
| import org.apache.drill.exec.physical.impl.RootExec; |
| import org.apache.drill.exec.physical.impl.partitionsender.PartitionSenderRootExec; |
| import org.apache.drill.exec.record.RecordBatch; |
| |
| import com.google.common.base.Preconditions; |
| |
| public class RangePartitionSenderCreator implements RootCreator<RangePartitionSender> { |
| |
| @Override |
| public RootExec getRoot(ExecutorFragmentContext context, RangePartitionSender config, |
| List<RecordBatch> children) throws ExecutionSetupException { |
| Preconditions.checkArgument(children.size() == 1); |
| RangePartitionRecordBatch rangep = new RangePartitionRecordBatch(config, children.iterator().next(), context); |
| HashPartitionSender hpc = new HashPartitionSender(config.getOppositeMajorFragmentId(), config, |
| config.getPartitionFunction().getPartitionFieldRef(), config.getDestinations(), |
| RangePartitionSender.RANGE_PARTITION_OUTGOING_BATCH_SIZE); |
| return new PartitionSenderRootExec(context, rangep, hpc); |
| } |
| |
| } |