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AbstractNonDictionaryVectorFiller.java
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AbstractNonDictionaryVectorFiller.java
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/*
* 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.datastore.chunk.store.impl.safe;
import org.apache.carbondata.common.annotations.InterfaceAudience;
import org.apache.carbondata.common.annotations.InterfaceStability;
import org.apache.carbondata.core.constants.CarbonCommonConstants;
import org.apache.carbondata.core.metadata.datatype.DataType;
import org.apache.carbondata.core.metadata.datatype.DataTypes;
import org.apache.carbondata.core.scan.result.vector.CarbonColumnVector;
import org.apache.carbondata.core.scan.result.vector.impl.directread.ColumnarVectorWrapperDirectWithInvertedIndex;
import org.apache.carbondata.core.scan.result.vector.impl.directread.SequentialFill;
import org.apache.carbondata.core.util.ByteUtil;
import org.apache.carbondata.core.util.DataTypeUtil;
@InterfaceAudience.Internal
@InterfaceStability.Stable
public abstract class AbstractNonDictionaryVectorFiller {
protected int numberOfRows;
public AbstractNonDictionaryVectorFiller(int numberOfRows) {
this.numberOfRows = numberOfRows;
}
public abstract void fillVector(byte[] data, CarbonColumnVector vector);
}
class NonDictionaryVectorFillerFactory {
public static AbstractNonDictionaryVectorFiller getVectorFiller(int length, DataType type,
int numberOfRows, int actualDataLength) {
if (type == DataTypes.STRING) {
if (length > DataTypes.SHORT.getSizeInBytes()) {
return new LongStringVectorFiller(numberOfRows, actualDataLength);
} else {
return new StringVectorFiller(numberOfRows, actualDataLength);
}
} else if (type == DataTypes.VARCHAR) {
return new LongStringVectorFiller(numberOfRows, actualDataLength);
} else if (type == DataTypes.TIMESTAMP) {
return new TimeStampVectorFiller(numberOfRows);
} else if (type == DataTypes.BOOLEAN) {
return new BooleanVectorFiller(numberOfRows);
} else if (type == DataTypes.SHORT) {
return new ShortVectorFiller(numberOfRows);
} else if (type == DataTypes.INT) {
return new IntVectorFiller(numberOfRows);
} else if (type == DataTypes.LONG) {
return new LongVectorFiller(numberOfRows);
} else {
throw new UnsupportedOperationException("Not supported datatype : " + type);
}
}
}
class StringVectorFiller extends AbstractNonDictionaryVectorFiller {
private int actualDataLength;
public StringVectorFiller(int numberOfRows, int actualDataLength) {
super(numberOfRows);
this.actualDataLength = actualDataLength;
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
boolean addSequential = vector instanceof ColumnarVectorWrapperDirectWithInvertedIndex
|| vector instanceof SequentialFill;
int localOffset = 0;
ByteUtil.UnsafeComparer comparator = ByteUtil.UnsafeComparer.INSTANCE;
// In case of inverted index and sequential fill, add data to vector sequentially instead of
// adding offsets and data separately.
if (addSequential) {
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (comparator.equals(CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY, 0,
CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY.length, data, localOffset, length)) {
vector.putNull(i);
} else {
vector.putByteArray(i, localOffset, length, data);
}
localOffset += length;
}
} else {
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (comparator.equals(CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY, 0,
CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY.length, data, localOffset, length)) {
vector.putNull(i);
} else {
vector.putArray(i, localOffset, length);
}
localOffset += length;
}
vector.putAllByteArray(data, 0, actualDataLength);
}
}
}
class LongStringVectorFiller extends AbstractNonDictionaryVectorFiller {
private int actualDataLength;
public LongStringVectorFiller(int numberOfRows, int actualDataLength) {
super(numberOfRows);
this.actualDataLength = actualDataLength;
}
@Override public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
boolean invertedIndex = vector instanceof ColumnarVectorWrapperDirectWithInvertedIndex
|| vector instanceof SequentialFill;
int localOffset = 0;
ByteUtil.UnsafeComparer comparator = ByteUtil.UnsafeComparer.INSTANCE;
if (invertedIndex) {
for (int i = 0; i < numberOfRows; i++) {
int length =
(((data[localOffset] & 0xFF) << 24) | ((data[localOffset + 1] & 0xFF) << 16) | (
(data[localOffset + 2] & 0xFF) << 8) | (data[localOffset + 3] & 0xFF));
localOffset += 4;
if (comparator.equals(CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY, 0,
CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY.length, data, localOffset, length)) {
vector.putNull(i);
} else {
vector.putByteArray(i, localOffset, length, data);
}
localOffset += length;
}
} else {
for (int i = 0; i < numberOfRows; i++) {
int length =
(((data[localOffset] & 0xFF) << 24) | ((data[localOffset + 1] & 0xFF) << 16) | (
(data[localOffset + 2] & 0xFF) << 8) | (data[localOffset + 3] & 0xFF));
localOffset += 4;
if (comparator.equals(CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY, 0,
CarbonCommonConstants.MEMBER_DEFAULT_VAL_ARRAY.length, data, localOffset, length)) {
vector.putNull(i);
} else {
vector.putArray(i, localOffset, length);
}
localOffset += length;
}
vector.putAllByteArray(data, 0, actualDataLength);
}
}
}
class BooleanVectorFiller extends AbstractNonDictionaryVectorFiller {
public BooleanVectorFiller(int numberOfRows) {
super(numberOfRows);
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
int localOffset = 0;
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (length == 0) {
vector.putNull(i);
} else {
vector.putBoolean(i, ByteUtil.toBoolean(data[localOffset]));
}
localOffset += length;
}
}
}
class ShortVectorFiller extends AbstractNonDictionaryVectorFiller {
public ShortVectorFiller(int numberOfRows) {
super(numberOfRows);
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
int localOffset = 0;
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (length == 0) {
vector.putNull(i);
} else {
vector.putShort(i, ByteUtil.toXorShort(data, localOffset, length));
}
localOffset += length;
}
}
}
class IntVectorFiller extends AbstractNonDictionaryVectorFiller {
public IntVectorFiller(int numberOfRows) {
super(numberOfRows);
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
int localOffset = 0;
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (length == 0) {
vector.putNull(i);
} else {
vector.putInt(i, ByteUtil.toXorInt(data, localOffset, length));
}
localOffset += length;
}
}
}
class LongVectorFiller extends AbstractNonDictionaryVectorFiller {
public LongVectorFiller(int numberOfRows) {
super(numberOfRows);
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
int localOffset = 0;
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (length == 0) {
vector.putNull(i);
} else {
vector.putLong(i, DataTypeUtil
.getDataBasedOnRestructuredDataType(data, vector.getBlockDataType(), localOffset,
length));
}
localOffset += length;
}
}
}
class TimeStampVectorFiller extends AbstractNonDictionaryVectorFiller {
public TimeStampVectorFiller(int numberOfRows) {
super(numberOfRows);
}
@Override
public void fillVector(byte[] data, CarbonColumnVector vector) {
// start position will be used to store the current data position
int localOffset = 0;
for (int i = 0; i < numberOfRows; i++) {
int length = (((data[localOffset] & 0xFF) << 8) | (data[localOffset + 1] & 0xFF));
localOffset += 2;
if (length == 0) {
vector.putNull(i);
} else {
vector.putLong(i, ByteUtil.toXorLong(data, localOffset, length) * 1000L);
}
localOffset += length;
}
}
}