| /* |
| * 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.config; |
| |
| import java.util.List; |
| |
| import org.apache.drill.common.expression.LogicalExpression; |
| import org.apache.drill.exec.physical.MinorFragmentEndpoint; |
| import org.apache.drill.exec.physical.base.AbstractSender; |
| import org.apache.drill.exec.physical.base.PhysicalOperator; |
| import org.apache.drill.exec.physical.base.PhysicalVisitor; |
| import org.apache.drill.exec.physical.impl.partitionsender.Partitioner; |
| import org.apache.drill.exec.proto.UserBitShared.CoreOperatorType; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.annotation.JsonTypeName; |
| |
| @JsonTypeName("hash-partition-sender") |
| public class HashPartitionSender extends AbstractSender { |
| static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(HashPartitionSender.class); |
| |
| private final LogicalExpression expr; |
| private final int outgoingBatchSize; |
| |
| @JsonCreator |
| public HashPartitionSender(@JsonProperty("receiver-major-fragment") int oppositeMajorFragmentId, |
| @JsonProperty("child") PhysicalOperator child, |
| @JsonProperty("expr") LogicalExpression expr, |
| @JsonProperty("destinations") List<MinorFragmentEndpoint> endpoints, |
| @JsonProperty("outgoingBatchSize") int outgoingBatchSize) { |
| super(oppositeMajorFragmentId, child, endpoints); |
| this.expr = expr; |
| this.outgoingBatchSize = outgoingBatchSize; |
| } |
| |
| public HashPartitionSender(int oppositeMajorFragmentId, |
| PhysicalOperator child, |
| LogicalExpression expr, |
| List<MinorFragmentEndpoint> endpoints) { |
| this(oppositeMajorFragmentId, child, expr, endpoints, Partitioner.DEFAULT_RECORD_BATCH_SIZE); |
| } |
| |
| @Override |
| protected PhysicalOperator getNewWithChild(PhysicalOperator child) { |
| return new HashPartitionSender(oppositeMajorFragmentId, child, expr, |
| destinations, outgoingBatchSize); |
| } |
| |
| public LogicalExpression getExpr() { |
| return expr; |
| } |
| |
| public int getOutgoingBatchSize() { |
| return outgoingBatchSize; |
| } |
| |
| @Override |
| public <T, X, E extends Throwable> T accept(PhysicalVisitor<T, X, E> physicalVisitor, X value) throws E { |
| return physicalVisitor.visitHashPartitionSender(this, value); |
| } |
| |
| @Override |
| public int getOperatorType() { |
| return CoreOperatorType.HASH_PARTITION_SENDER_VALUE; |
| } |
| |
| } |