| /* |
| * 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.page; |
| |
| import java.math.BigDecimal; |
| |
| import org.apache.carbondata.core.datastore.page.encoding.ColumnPageEncoderMeta; |
| import org.apache.carbondata.core.memory.CarbonUnsafe; |
| import org.apache.carbondata.core.memory.UnsafeMemoryManager; |
| import org.apache.carbondata.core.metadata.datatype.DataTypes; |
| import org.apache.carbondata.core.util.ByteUtil; |
| |
| /** |
| * Represents a columnar data for decimal data type column for one page |
| */ |
| public class UnsafeDecimalColumnPage extends DecimalColumnPage { |
| |
| UnsafeDecimalColumnPage(ColumnPageEncoderMeta columnPageEncoderMeta, int pageSize) { |
| this(columnPageEncoderMeta, pageSize, (int) (pageSize * DEFAULT_ROW_SIZE * FACTOR)); |
| } |
| |
| UnsafeDecimalColumnPage(ColumnPageEncoderMeta columnPageEncoderMeta, int pageSize, int capacity) { |
| super(columnPageEncoderMeta, pageSize); |
| this.capacity = capacity; |
| initMemory(); |
| } |
| |
| private void initMemory() { |
| if (columnPageEncoderMeta.getStoreDataType() == DataTypes.BYTE || |
| columnPageEncoderMeta.getStoreDataType() == DataTypes.SHORT || |
| columnPageEncoderMeta.getStoreDataType() == DataTypes.INT || |
| columnPageEncoderMeta.getStoreDataType() == DataTypes.LONG) { |
| int size = pageSize << columnPageEncoderMeta.getStoreDataType().getSizeBits(); |
| memoryBlock = UnsafeMemoryManager.allocateMemoryWithRetry(taskId, size); |
| } else if (columnPageEncoderMeta.getStoreDataType() == DataTypes.SHORT_INT) { |
| int size = pageSize * 3; |
| memoryBlock = UnsafeMemoryManager.allocateMemoryWithRetry(taskId, size); |
| } else if (DataTypes.isDecimal(columnPageEncoderMeta.getStoreDataType())) { |
| memoryBlock = UnsafeMemoryManager.allocateMemoryWithRetry(taskId, (long) (capacity)); |
| } else if (columnPageEncoderMeta.getStoreDataType() == DataTypes.BYTE_ARRAY) { |
| memoryBlock = UnsafeMemoryManager.allocateMemoryWithRetry(taskId, (long) (capacity)); |
| } else { |
| throw new UnsupportedOperationException( |
| "invalid data type: " + columnPageEncoderMeta.getStoreDataType()); |
| } |
| baseAddress = memoryBlock.getBaseObject(); |
| baseOffset = memoryBlock.getBaseOffset(); |
| } |
| |
| @Override |
| public void setBytePage(byte[] byteData) { |
| CarbonUnsafe.getUnsafe() |
| .copyMemory(byteData, CarbonUnsafe.BYTE_ARRAY_OFFSET, baseAddress, baseOffset, |
| byteData.length << byteBits); |
| } |
| |
| @Override |
| public void setShortPage(short[] shortData) { |
| CarbonUnsafe.getUnsafe() |
| .copyMemory(shortData, CarbonUnsafe.SHORT_ARRAY_OFFSET, baseAddress, baseOffset, |
| shortData.length << shortBits); |
| } |
| |
| @Override |
| public void setShortIntPage(byte[] shortIntData) { |
| CarbonUnsafe.getUnsafe() |
| .copyMemory(shortIntData, CarbonUnsafe.BYTE_ARRAY_OFFSET, baseAddress, baseOffset, |
| shortIntData.length); |
| } |
| |
| @Override |
| public void setIntPage(int[] intData) { |
| CarbonUnsafe.getUnsafe() |
| .copyMemory(intData, CarbonUnsafe.INT_ARRAY_OFFSET, baseAddress, baseOffset, |
| intData.length << intBits); |
| } |
| |
| @Override |
| public void setLongPage(long[] longData) { |
| CarbonUnsafe.getUnsafe() |
| .copyMemory(longData, CarbonUnsafe.LONG_ARRAY_OFFSET, baseAddress, baseOffset, |
| longData.length << longBits); |
| } |
| |
| @Override |
| public void setByteArrayPage(byte[][] byteArray) { |
| if (totalLength != 0) { |
| throw new IllegalStateException("page is not empty"); |
| } |
| for (int i = 0; i < byteArray.length; i++) { |
| putBytes(i, byteArray[i]); |
| } |
| } |
| |
| @Override |
| public void freeMemory() { |
| if (memoryBlock != null) { |
| UnsafeMemoryManager.INSTANCE.freeMemory(taskId, memoryBlock); |
| memoryBlock = null; |
| baseAddress = null; |
| baseOffset = 0; |
| super.freeMemory(); |
| } |
| } |
| |
| @Override |
| public void putByte(int rowId, byte value) { |
| long offset = (long)rowId << byteBits; |
| CarbonUnsafe.getUnsafe().putByte(baseAddress, baseOffset + offset, value); |
| } |
| |
| @Override |
| public void putShort(int rowId, short value) { |
| long offset = (long)rowId << shortBits; |
| CarbonUnsafe.getUnsafe().putShort(baseAddress, baseOffset + offset, value); |
| } |
| |
| @Override |
| public void putShortInt(int rowId, int value) { |
| byte[] data = ByteUtil.to3Bytes(value); |
| long offset = rowId * 3L; |
| CarbonUnsafe.getUnsafe().putByte(baseAddress, baseOffset + offset, data[0]); |
| CarbonUnsafe.getUnsafe().putByte(baseAddress, baseOffset + offset + 1, data[1]); |
| CarbonUnsafe.getUnsafe().putByte(baseAddress, baseOffset + offset + 2, data[2]); |
| } |
| |
| @Override |
| public void putInt(int rowId, int value) { |
| long offset = (long)rowId << intBits; |
| CarbonUnsafe.getUnsafe().putInt(baseAddress, baseOffset + offset, value); |
| } |
| |
| @Override |
| public void putLong(int rowId, long value) { |
| long offset = (long)rowId << longBits; |
| CarbonUnsafe.getUnsafe().putLong(baseAddress, baseOffset + offset, value); |
| } |
| |
| @Override |
| public void putBytesAtRow(int rowId, byte[] bytes) { |
| putBytes(rowId, bytes, 0, bytes.length); |
| } |
| |
| @Override |
| public void putBytes(int rowId, byte[] bytes, int offset, int length) { |
| ensureMemory(length); |
| CarbonUnsafe.getUnsafe().copyMemory(bytes, CarbonUnsafe.BYTE_ARRAY_OFFSET + offset, baseAddress, |
| baseOffset + rowOffset.getInt(rowId), length); |
| } |
| |
| @Override |
| public void putDecimal(int rowId, BigDecimal decimal) { |
| switch (decimalConverter.getDecimalConverterType()) { |
| case DECIMAL_INT: |
| putInt(rowId, (int) decimalConverter.convert(decimal)); |
| break; |
| case DECIMAL_LONG: |
| putLong(rowId, (long) decimalConverter.convert(decimal)); |
| break; |
| default: |
| putBytes(rowId, (byte[]) decimalConverter.convert(decimal)); |
| } |
| } |
| |
| @Override |
| public byte getByte(int rowId) { |
| long offset = (long)rowId << byteBits; |
| return CarbonUnsafe.getUnsafe().getByte(baseAddress, baseOffset + offset); |
| } |
| |
| @Override |
| public byte[] getBytes(int rowId) { |
| int length = rowOffset.getInt(rowId + 1) - rowOffset.getInt(rowId); |
| byte[] bytes = new byte[length]; |
| CarbonUnsafe.getUnsafe().copyMemory(baseAddress, baseOffset + rowOffset.getInt(rowId), |
| bytes, CarbonUnsafe.BYTE_ARRAY_OFFSET, length); |
| return bytes; |
| } |
| |
| @Override |
| public short getShort(int rowId) { |
| long offset = (long) rowId << shortBits; |
| return CarbonUnsafe.getUnsafe().getShort(baseAddress, baseOffset + offset); |
| } |
| |
| @Override |
| public int getShortInt(int rowId) { |
| long offset = rowId * 3L; |
| byte[] data = new byte[3]; |
| data[0] = CarbonUnsafe.getUnsafe().getByte(baseAddress, baseOffset + offset); |
| data[1] = CarbonUnsafe.getUnsafe().getByte(baseAddress, baseOffset + offset + 1); |
| data[2] = CarbonUnsafe.getUnsafe().getByte(baseAddress, baseOffset + offset + 2); |
| return ByteUtil.valueOf3Bytes(data, 0); |
| } |
| |
| @Override |
| public int getInt(int rowId) { |
| long offset = (long)rowId << intBits; |
| return CarbonUnsafe.getUnsafe().getInt(baseAddress, baseOffset + offset); |
| } |
| |
| @Override |
| public long getLong(int rowId) { |
| long offset = (long) rowId << longBits; |
| return CarbonUnsafe.getUnsafe().getLong(baseAddress, baseOffset + offset); |
| } |
| |
| @Override |
| void copyBytes(int rowId, byte[] dest, int destOffset, int length) { |
| CarbonUnsafe.getUnsafe().copyMemory(baseAddress, baseOffset + rowOffset.getInt(rowId), dest, |
| CarbonUnsafe.BYTE_ARRAY_OFFSET + destOffset, length); |
| } |
| |
| @Override |
| public void convertValue(ColumnPageValueConverter codec) { |
| convertValueForDecimalType(codec); |
| } |
| |
| private void convertValueForDecimalType(ColumnPageValueConverter codec) { |
| switch (decimalConverter.getDecimalConverterType()) { |
| case DECIMAL_INT: |
| for (int i = 0; i < pageSize; i++) { |
| long offset = (long)i << intBits; |
| codec.encode(i, CarbonUnsafe.getUnsafe().getInt(baseAddress, baseOffset + offset)); |
| } |
| break; |
| case DECIMAL_LONG: |
| for (int i = 0; i < pageSize; i++) { |
| long offset = (long)i << longBits; |
| codec.encode(i, CarbonUnsafe.getUnsafe().getLong(baseAddress, baseOffset + offset)); |
| } |
| break; |
| default: |
| throw new UnsupportedOperationException("not support value conversion on " |
| + columnPageEncoderMeta.getStoreDataType() + " page"); |
| } |
| } |
| |
| } |