| /* |
| * 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.carbondata.core.scan.collector.impl; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.carbondata.common.annotations.InterfaceAudience; |
| import org.apache.carbondata.core.scan.executor.infos.BlockExecutionInfo; |
| import org.apache.carbondata.core.scan.result.BlockletScannedResult; |
| |
| /** |
| * This class append blocklet id, page id and row id to each row. |
| */ |
| @InterfaceAudience.Internal |
| public class RowIdBasedResultCollector extends DictionaryBasedResultCollector { |
| |
| public RowIdBasedResultCollector(BlockExecutionInfo blockExecutionInfos) { |
| super(blockExecutionInfos); |
| } |
| |
| @Override |
| public List<Object[]> collectResultInRow(BlockletScannedResult scannedResult, int batchSize) { |
| |
| // scan the record and add to list |
| List<Object[]> listBasedResult = new ArrayList<>(batchSize); |
| int rowCounter = 0; |
| int[] surrogateResult; |
| byte[][] noDictionaryKeys; |
| byte[][] complexTypeKeyArray; |
| int columnCount = queryDimensions.length + queryMeasures.length; |
| while (scannedResult.hasNext() && rowCounter < batchSize) { |
| Object[] row = new Object[columnCount + 3]; |
| row[columnCount] = scannedResult.getBlockletNumber(); |
| row[columnCount + 1] = scannedResult.getCurrentPageCounter(); |
| if (isDimensionExists) { |
| surrogateResult = scannedResult.getDictionaryKeyIntegerArray(); |
| noDictionaryKeys = scannedResult.getNoDictionaryKeyArray(); |
| complexTypeKeyArray = scannedResult.getComplexTypeKeyArray(); |
| dictionaryColumnIndex = 0; |
| noDictionaryColumnIndex = 0; |
| complexTypeColumnIndex = 0; |
| for (int i = 0; i < queryDimensions.length; i++) { |
| fillDimensionData(scannedResult, surrogateResult, noDictionaryKeys, complexTypeKeyArray, |
| comlexDimensionInfoMap, row, i, queryDimensions[i].getDimension().getOrdinal()); |
| } |
| } else { |
| scannedResult.incrementCounter(); |
| } |
| row[columnCount + 2] = scannedResult.getCurrentRowId(); |
| if (scannedResult.containsDeletedRow(scannedResult.getCurrentRowId())) { |
| continue; |
| } |
| fillMeasureData(scannedResult, row); |
| listBasedResult.add(row); |
| rowCounter++; |
| } |
| return listBasedResult; |
| |
| } |
| |
| } |