| /* |
| * 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.presto; |
| |
| import java.math.BigDecimal; |
| |
| import org.apache.carbondata.core.metadata.datatype.DataType; |
| import org.apache.carbondata.core.scan.result.vector.CarbonColumnVector; |
| import org.apache.carbondata.core.scan.result.vector.CarbonDictionary; |
| import org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl; |
| import org.apache.carbondata.core.scan.scanner.LazyPageLoader; |
| |
| public class CarbonColumnVectorWrapper implements CarbonColumnVector { |
| |
| private CarbonColumnVectorImpl columnVector; |
| private CarbonColumnVectorWrapper dictionaryVectorWrapper; |
| |
| private boolean[] filteredRows; |
| |
| private int counter; |
| |
| private boolean filteredRowsExist; |
| |
| private DataType blockDataType; |
| |
| public CarbonColumnVectorWrapper(CarbonColumnVectorImpl columnVector, boolean[] filteredRows) { |
| this.columnVector = columnVector; |
| this.filteredRows = filteredRows; |
| |
| if (columnVector.getDictionaryVector() != null) { |
| dictionaryVectorWrapper = new CarbonColumnVectorWrapper( |
| (CarbonColumnVectorImpl)columnVector.getDictionaryVector(), filteredRows); |
| } |
| } |
| |
| public CarbonColumnVector getColumnVector() { |
| return columnVector; |
| } |
| |
| @Override |
| public void putBoolean(int rowId, boolean value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putBoolean(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putFloat(int rowId, float value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putFloat(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putShort(int rowId, short value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putShort(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putShorts(int rowId, int count, short value) { |
| if (filteredRowsExist) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putShort(counter++, value); |
| } |
| rowId++; |
| } |
| } else { |
| columnVector.putShorts(rowId, count, value); |
| } |
| } |
| |
| @Override |
| public void putInt(int rowId, int value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putInt(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putInts(int rowId, int count, int value) { |
| if (filteredRowsExist) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putInt(counter++, value); |
| } |
| rowId++; |
| } |
| } else { |
| columnVector.putInts(rowId, count, value); |
| } |
| } |
| |
| @Override |
| public void putLong(int rowId, long value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putLong(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putLongs(int rowId, int count, long value) { |
| if (filteredRowsExist) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putLong(counter++, value); |
| } |
| rowId++; |
| } |
| } else { |
| columnVector.putLongs(rowId, count, value); |
| } |
| } |
| |
| @Override |
| public void putDecimal(int rowId, BigDecimal value, int precision) { |
| if (!filteredRows[rowId]) { |
| columnVector.putDecimal(counter++, value, precision); |
| } |
| } |
| |
| @Override |
| public void putDecimals(int rowId, int count, BigDecimal value, int precision) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putDecimal(counter++, value, precision); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putDouble(int rowId, double value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putDouble(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putDoubles(int rowId, int count, double value) { |
| if (filteredRowsExist) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putDouble(counter++, value); |
| } |
| rowId++; |
| } |
| } else { |
| columnVector.putDoubles(rowId, count, value); |
| } |
| } |
| |
| @Override |
| public void putByte(int rowId, byte value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putByte(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putByteArray(int rowId, byte[] value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putByteArray(counter++, value); |
| } |
| } |
| |
| @Override |
| public void putByteArray(int rowId, int count, byte[] value) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putByteArray(counter++, value); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putByteArray(int rowId, int offset, int length, byte[] value) { |
| if (!filteredRows[rowId]) { |
| columnVector.putByteArray(counter++, offset, length, value); |
| } |
| } |
| |
| @Override |
| public void putNull(int rowId) { |
| if (!filteredRows[rowId]) { |
| columnVector.putNull(counter++); |
| } |
| } |
| |
| @Override |
| public void putNulls(int rowId, int count) { |
| if (filteredRowsExist) { |
| for (int i = 0; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putNull(counter++); |
| } |
| rowId++; |
| } |
| } else { |
| columnVector.putNulls(rowId, count); |
| } |
| } |
| |
| @Override |
| public void putNotNull(int rowId) { |
| |
| } |
| |
| @Override |
| public void putNotNull(int rowId, int count) { |
| |
| } |
| |
| @Override |
| public boolean isNull(int rowId) { |
| return columnVector.isNullAt(rowId); |
| } |
| |
| @Override |
| public void putObject(int rowId, Object obj) { |
| //TODO handle complex types |
| } |
| |
| @Override |
| public Object getData(int rowId) { |
| //TODO handle complex types |
| return null; |
| } |
| |
| @Override |
| public void reset() { |
| counter = 0; |
| filteredRowsExist = false; |
| } |
| |
| @Override |
| public DataType getType() { |
| return columnVector.getType(); |
| } |
| |
| @Override |
| public DataType getBlockDataType() { |
| return blockDataType; |
| } |
| |
| @Override |
| public void setBlockDataType(DataType blockDataType) { |
| this.blockDataType = blockDataType; |
| } |
| |
| @Override |
| public void setFilteredRowsExist(boolean filteredRowsExist) { |
| this.filteredRowsExist = filteredRowsExist; |
| } |
| |
| @Override |
| public void setDictionary(CarbonDictionary dictionary) { |
| this.columnVector.setDictionary(dictionary); |
| } |
| |
| @Override |
| public boolean hasDictionary() { |
| return this.columnVector.hasDictionary(); |
| } |
| |
| @Override |
| public CarbonColumnVector getDictionaryVector() { |
| return this.dictionaryVectorWrapper; |
| } |
| |
| @Override |
| public void putFloats(int rowId, int count, float[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putFloat(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putShorts(int rowId, int count, short[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putShort(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putInts(int rowId, int count, int[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putInt(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putLongs(int rowId, int count, long[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putLong(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putDoubles(int rowId, int count, double[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putDouble(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void putBytes(int rowId, int count, byte[] src, int srcIndex) { |
| for (int i = srcIndex; i < count; i++) { |
| if (!filteredRows[rowId]) { |
| columnVector.putByte(counter++, src[i]); |
| } |
| rowId++; |
| } |
| } |
| |
| @Override |
| public void setLazyPage(LazyPageLoader lazyPage) { |
| lazyPage.loadPage(); |
| } |
| |
| @Override |
| public void putArray(int rowId, int offset, int length) { |
| if (!filteredRows[rowId]) { |
| columnVector.putArray(counter++, offset, length); |
| } |
| } |
| |
| @Override |
| public void putAllByteArray(byte[] data, int offset, int length) { |
| columnVector.putAllByteArray(data, offset, length); |
| } |
| } |