| /* |
| * 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.result.vector; |
| |
| import java.util.BitSet; |
| import java.util.List; |
| import java.util.Stack; |
| |
| import org.apache.carbondata.core.keygenerator.directdictionary.DirectDictionaryGenerator; |
| import org.apache.carbondata.core.metadata.datatype.DataTypes; |
| import org.apache.carbondata.core.metadata.datatype.DecimalConverterFactory; |
| import org.apache.carbondata.core.scan.filter.GenericQueryType; |
| import org.apache.carbondata.core.scan.model.ProjectionDimension; |
| import org.apache.carbondata.core.scan.model.ProjectionMeasure; |
| import org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl; |
| import org.apache.carbondata.format.Encoding; |
| |
| public class ColumnVectorInfo implements Comparable<ColumnVectorInfo> { |
| public int offset; |
| public int size; |
| public CarbonColumnVector vector; |
| public int vectorOffset; |
| public String carbonDataFileWrittenVersion; |
| public ProjectionDimension dimension; |
| public ProjectionMeasure measure; |
| public int ordinal; |
| public DirectDictionaryGenerator directDictionaryGenerator; |
| public MeasureDataVectorProcessor.MeasureVectorFiller measureVectorFiller; |
| public GenericQueryType genericQueryType; |
| public int[] invertedIndex; |
| public BitSet deletedRows; |
| public DecimalConverterFactory.DecimalConverter decimalConverter; |
| // Vector stack is used in complex column vectorInfo to store all the children vectors. |
| public Stack<CarbonColumnVector> vectorStack = new Stack<>(); |
| // store the encoding of the column, used while decoding the page for filling the vector |
| public List<Encoding> encodings; |
| |
| @Override |
| public int compareTo(ColumnVectorInfo o) { |
| return ordinal - o.ordinal; |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| |
| if (null == obj) { |
| return false; |
| } |
| |
| if (!(obj instanceof ColumnVectorInfo)) { |
| return false; |
| } |
| |
| return ordinal == ((ColumnVectorInfo) obj).ordinal; |
| } |
| |
| @Override |
| public int hashCode() { |
| final int prime = 31; |
| int result = 1; |
| result = prime * result + (ordinal); |
| return result; |
| } |
| |
| public static Integer getUpdatedPageSizeForChildVector(ColumnVectorInfo vectorInfo, |
| int parentPageSize) { |
| int newPageSize = 0; |
| CarbonColumnVector vector = vectorInfo.vector; |
| if (DataTypes.isArrayType(vector.getType())) { |
| // If it is array children vector, |
| // page size will not same as parent pageSize, so need to re calculate. |
| List<Integer> childElementsCountForEachRow = |
| ((CarbonColumnVectorImpl) vector.getColumnVector()) |
| .getNumberOfChildrenElementsInEachRow(); |
| for (int childElementsCount : childElementsCountForEachRow) { |
| newPageSize += childElementsCount; |
| } |
| return newPageSize; |
| } else { |
| return parentPageSize; |
| } |
| } |
| } |