| /* |
| * 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.aggregate; |
| |
| import java.util.Iterator; |
| |
| import org.apache.drill.exec.ops.FragmentContext; |
| import org.apache.drill.exec.ops.OperatorContext; |
| import org.apache.drill.exec.record.BatchSchema; |
| import org.apache.drill.exec.record.RecordBatch; |
| import org.apache.drill.exec.record.VectorContainer; |
| import org.apache.drill.exec.record.VectorWrapper; |
| import org.apache.drill.exec.record.selection.SelectionVector2; |
| import org.apache.drill.exec.record.selection.SelectionVector4; |
| |
| public class InternalBatch implements Iterable<VectorWrapper<?>>{ |
| static final org.slf4j.Logger logger = org.slf4j.LoggerFactory.getLogger(InternalBatch.class); |
| |
| private final VectorContainer container; |
| private final FragmentContext context; |
| private final BatchSchema schema; |
| private final SelectionVector2 sv2; |
| private final SelectionVector4 sv4; |
| |
| public InternalBatch(RecordBatch incoming, OperatorContext oContext) { |
| this(incoming, null, oContext); |
| } |
| |
| public InternalBatch(RecordBatch incoming, VectorWrapper<?>[] ignoreWrappers, OperatorContext oContext){ |
| switch(incoming.getSchema().getSelectionVectorMode()){ |
| case FOUR_BYTE: |
| this.sv4 = incoming.getSelectionVector4().createNewWrapperCurrent(); |
| this.sv2 = null; |
| break; |
| case TWO_BYTE: |
| this.sv4 = null; |
| this.sv2 = incoming.getSelectionVector2().clone(); |
| break; |
| default: |
| this.sv4 = null; |
| this.sv2 = null; |
| } |
| this.schema = incoming.getSchema(); |
| this.context = incoming.getContext(); |
| this.container = VectorContainer.getTransferClone(incoming, ignoreWrappers, oContext); |
| } |
| |
| public BatchSchema getSchema() { |
| return schema; |
| } |
| |
| public SelectionVector2 getSv2() { |
| return sv2; |
| } |
| |
| public SelectionVector4 getSv4() { |
| return sv4; |
| } |
| |
| @Override |
| public Iterator<VectorWrapper<?>> iterator() { |
| return container.iterator(); |
| } |
| |
| public void clear() { |
| if (sv2 != null) { |
| sv2.clear(); |
| } |
| if (sv4 != null) { |
| sv4.clear(); |
| } |
| container.clear(); |
| } |
| |
| public VectorWrapper<?> getValueAccessorById(Class<?> clazz, int[] fieldIds) { |
| return container.getValueAccessorById(clazz, fieldIds); |
| } |
| |
| public FragmentContext getContext() { |
| return context; |
| } |
| } |