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.readers;
  
  import org.apache.carbondata.core.metadata.datatype.DataType;
  import org.apache.carbondata.core.scan.result.vector.impl.CarbonColumnVectorImpl;
  
  import com.facebook.presto.spi.block.Block;
  import com.facebook.presto.spi.block.BlockBuilder;
  import com.facebook.presto.spi.type.SmallintType;
  import com.facebook.presto.spi.type.Type;
  
  public class ShortStreamReader extends CarbonColumnVectorImpl implements PrestoVectorBlockBuilder {
  
    protected int batchSize;
  
    protected Type type = SmallintType.SMALLINT;
  
    protected BlockBuilder builder;
  
    public ShortStreamReader(int batchSize, DataType dataType) {
      super(batchSize, dataType);
      this.batchSize = batchSize;
      this.builder = type.createBlockBuilder(null, batchSize);
    }
  
    @Override
    public Block buildBlock() {
      return builder.build();
    }
  
    @Override
    public void setBatchSize(int batchSize) {
      this.batchSize = batchSize;
    }
  
    @Override
    public void putShort(int rowId, short value) {
      type.writeLong(builder, value);
    }
  
    @Override
    public void putShorts(int rowId, int count, short value) {
      for (int i = 0; i < count; i++) {
        type.writeLong(builder, value);
      }
    }
  
    @Override
    public void putNull(int rowId) {
      builder.appendNull();
    }
  
    @Override
    public void putNulls(int rowId, int count) {
      for (int i = 0; i < count; i++) {
        builder.appendNull();
      }
    }
  
    @Override
    public void reset() {
      builder = type.createBlockBuilder(null, batchSize);
    }
  
    @Override
    public void putObject(int rowId, Object value) {
      if (value == null) {
        putNull(rowId);
      } else {
        putShort(rowId, (short) value);
      }
    }
  }
  