content: /*
   * 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 java.util.BitSet;
  import java.util.List;
  
  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.result.vector.impl.directread.SequentialFill;
  import org.apache.carbondata.core.scan.scanner.LazyPageLoader;
  
  /**
   * Fills the vector directly with out considering any deleted rows.
   */
  public class ColumnarVectorWrapperDirect implements CarbonColumnVector, SequentialFill {
    /**
     * It is adapter class of complete ColumnarBatch.
     */
    protected CarbonColumnVectorImpl columnVector;
  
    /**
     * It is current block file datatype used for alter table scenarios when datatype changes.
     */
    private DataType blockDataType;
  
    private CarbonColumnVector dictionaryVector;
  
    private BitSet nullBitSet;
  
    public ColumnarVectorWrapperDirect(CarbonColumnVectorImpl columnVector) {
      this.columnVector = columnVector;
      this.dictionaryVector = columnVector.getDictionaryVector();
      this.nullBitSet = new BitSet();
    }
  
    @Override
    public void setNullBits(BitSet nullBits) {
      this.nullBitSet = nullBits;
    }
  
    @Override
    public void putBoolean(int rowId, boolean value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putBoolean(rowId, value);
      }
    }
  
    @Override
    public void putFloat(int rowId, float value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putFloat(rowId, value);
      }
    }
  
    @Override
    public void putShort(int rowId, short value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putShort(rowId, value);
      }
    }
  
    @Override
    public void putShorts(int rowId, int count, short value) {
      columnVector.putShorts(rowId, count, value);
  
    }
  
    @Override
    public void putInt(int rowId, int value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putInt(rowId, value);
      }
    }
  
    @Override
    public void putInts(int rowId, int count, int value) {
      columnVector.putInts(rowId, count, value);
    }
  
    @Override
    public void putLong(int rowId, long value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putLong(rowId, value);
      }
    }
  
    @Override
    public void putLongs(int rowId, int count, long value) {
      columnVector.putLongs(rowId, count, value);
    }
  
    @Override
    public void putDecimal(int rowId, BigDecimal value, int precision) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putDecimal(rowId, value, precision);
      }
    }
  
    @Override
    public void putDecimals(int rowId, int count, BigDecimal value, int precision) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putDecimal(rowId, value, precision);
        }
        rowId++;
      }
    }
  
    @Override
    public void putDouble(int rowId, double value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putDouble(rowId, value);
      }
    }
  
    @Override
    public void putDoubles(int rowId, int count, double value) {
      columnVector.putDoubles(rowId, count, value);
    }
  
    @Override
    public void putByteArray(int rowId, byte[] value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putByteArray(rowId, value);
      }
    }
  
    @Override
    public void putByteArray(int rowId, int count, byte[] value) {
      for (int i = 0; i < count; i++) {
        columnVector.putByteArray(rowId++, value);
      }
    }
  
    @Override
    public void putByteArray(int rowId, int offset, int length, byte[] value) {
      if (nullBitSet.get(rowId)) {
        columnVector.putNull(rowId);
      } else {
        columnVector.putByteArray(rowId, offset, length, value);
      }
    }
  
    @Override
    public void putNull(int rowId) {
      columnVector.putNull(rowId);
    }
  
    @Override
    public void putNulls(int rowId, int count) {
      columnVector.putNulls(rowId, count);
    }
  
    @Override
    public void putNotNull(int rowId) {
      columnVector.putNotNull(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) {
      columnVector.putObject(rowId, obj);
    }
  
    @Override
    public CarbonColumnVectorImpl getColumnVector() {
      return this.columnVector;
    }
  
    @Override
    public List<CarbonColumnVector> getChildrenVector() {
      return columnVector.getChildrenVector();
    }
  
    @Override
    public void putComplexObject(List<Integer> offsetVector) {
      columnVector.putComplexObject(offsetVector);
    }
  
    @Override
    public void setCarbonDataFileWrittenVersion(String carbonDataFileWrittenVersion) {
      // do nothing here
    }
  
    @Override
    public Object getData(int rowId) {
      throw new UnsupportedOperationException(
          "Not supported this opeartion from " + this.getClass().getName());
    }
  
    @Override
    public void reset() {
      if (null != dictionaryVector) {
        dictionaryVector.reset();
      }
    }
  
    @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 setDictionary(CarbonDictionary dictionary) {
      columnVector.setDictionary(dictionary);
    }
  
    @Override
    public boolean hasDictionary() {
      return columnVector.hasDictionary();
    }
  
    @Override
    public CarbonColumnVector getDictionaryVector() {
      return dictionaryVector;
    }
  
    @Override
    public void putByte(int rowId, byte value) {
      columnVector.putByte(rowId, value);
    }
  
    @Override
    public void setFilteredRowsExist(boolean filteredRowsExist) {
      // Leave it, as it does not need to do anything here.
    }
  
    @Override
    public void putFloats(int rowId, int count, float[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putFloat(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void putShorts(int rowId, int count, short[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putShort(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void putInts(int rowId, int count, int[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putInt(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void putLongs(int rowId, int count, long[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putLong(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void putDoubles(int rowId, int count, double[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putDouble(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void putBytes(int rowId, int count, byte[] src, int srcIndex) {
      for (int i = 0; i < count; i++) {
        if (nullBitSet.get(rowId)) {
          columnVector.putNull(rowId);
        } else {
          columnVector.putByte(rowId, src[i]);
        }
        rowId++;
      }
    }
  
    @Override
    public void setLazyPage(LazyPageLoader lazyPage) {
      columnVector.setLazyPage(lazyPage);
    }
  
    @Override
    public void putArray(int rowId, int offset, int length) {
      columnVector.putArray(rowId, offset, length);
    }
  
    @Override
    public void putAllByteArray(byte[] data, int offset, int length) {
      columnVector.putAllByteArray(data, offset, length);
    }
  }
  