How to use

getMin_values

method

in

org.apache.carbondata.format.BlockletMinMaxIndex

public Object getFieldValue(_Fields field) {
 switch (field) {
 case MIN_VALUES:
  return getMin_values();
 case MAX_VALUES:
  return getMax_values();
 case MIN_MAX_PRESENCE:
  return getMin_max_presence();
 }
 throw new IllegalStateException();
}

/**
 * convert external thrift BlockletMinMaxIndex to BlockletMinMaxIndex of carbon metadata
 */
public static org.apache.carbondata.core.metadata.blocklet.index.BlockletMinMaxIndex
  convertExternalMinMaxIndex(BlockletMinMaxIndex minMaxIndex) {
 if (minMaxIndex == null) {
  return null;
 }
 List<Boolean> isMinMaxSet = null;
 if (minMaxIndex.isSetMin_max_presence()) {
  isMinMaxSet = minMaxIndex.getMin_max_presence();
 } else {
  Boolean[] minMaxFlag = new Boolean[minMaxIndex.getMax_values().size()];
  Arrays.fill(minMaxFlag, true);
  isMinMaxSet = Arrays.asList(minMaxFlag);
 }
 return new org.apache.carbondata.core.metadata.blocklet.index.BlockletMinMaxIndex(
   minMaxIndex.getMin_values(), minMaxIndex.getMax_values(), isMinMaxSet);
}

MeasureRawColumnChunk getMeasureRawColumnChunk(FileReader fileReader, int columnIndex,
  long offset, int dataLength, ByteBuffer buffer, DataChunk3 dataChunk) {
 // creating a raw chunks instance and filling all the details
 MeasureRawColumnChunk rawColumnChunk =
   new MeasureRawColumnChunk(columnIndex, buffer, offset, dataLength, this);
 int numberOfPages = dataChunk.getPage_length().size();
 byte[][] maxValueOfEachPage = new byte[numberOfPages][];
 byte[][] minValueOfEachPage = new byte[numberOfPages][];
 int[] eachPageLength = new int[numberOfPages];
 for (int i = 0; i < minValueOfEachPage.length; i++) {
  maxValueOfEachPage[i] =
    dataChunk.getData_chunk_list().get(i).getMin_max().getMax_values().get(0).array();
  minValueOfEachPage[i] =
    dataChunk.getData_chunk_list().get(i).getMin_max().getMin_values().get(0).array();
  eachPageLength[i] = dataChunk.getData_chunk_list().get(i).getNumberOfRowsInpage();
 }
 rawColumnChunk.setDataChunkV3(dataChunk);
 rawColumnChunk.setFileReader(fileReader);
 rawColumnChunk.setPagesCount(dataChunk.getPage_length().size());
 rawColumnChunk.setMaxValues(maxValueOfEachPage);
 rawColumnChunk.setMinValues(minValueOfEachPage);
 rawColumnChunk.setRowCount(eachPageLength);
 rawColumnChunk.setOffsets(ArrayUtils
   .toPrimitive(dataChunk.page_offset.toArray(new Integer[dataChunk.page_offset.size()])));
 return rawColumnChunk;
}

  dataChunk.getData_chunk_list().get(i).getMin_max().getMax_values().get(0).array();
minValueOfEachPage[i] =
  dataChunk.getData_chunk_list().get(i).getMin_max().getMin_values().get(0).array();
eachPageLength[i] = dataChunk.getData_chunk_list().get(i).getNumberOfRowsInpage();
boolean isMinMaxFlagSet =

/**
 * Below method will be used to convert the blocklet index of thrift to
 * wrapper
 *
 * @param blockletIndexThrift
 * @return blocklet index wrapper
 */
protected BlockletIndex getBlockletIndex(
  org.apache.carbondata.format.BlockletIndex blockletIndexThrift) {
 org.apache.carbondata.format.BlockletBTreeIndex btreeIndex =
   blockletIndexThrift.getB_tree_index();
 org.apache.carbondata.format.BlockletMinMaxIndex minMaxIndex =
   blockletIndexThrift.getMin_max_index();
 List<Boolean> isMinMaxSet = null;
 // Below logic is added to handle backward compatibility
 if (minMaxIndex.isSetMin_max_presence()) {
  isMinMaxSet = minMaxIndex.getMin_max_presence();
 } else {
  Boolean[] minMaxFlag = new Boolean[minMaxIndex.getMax_values().size()];
  Arrays.fill(minMaxFlag, true);
  isMinMaxSet = Arrays.asList(minMaxFlag);
 }
 return new BlockletIndex(
   new BlockletBTreeIndex(btreeIndex.getStart_key(), btreeIndex.getEnd_key()),
   new BlockletMinMaxIndex(minMaxIndex.getMin_values(), minMaxIndex.getMax_values(),
     isMinMaxSet));
}

  index.b_tree_index.getEnd_key());
BlockletMinMaxIndex minMaxIndex =
  new BlockletMinMaxIndex(index.getMin_max_index().getMin_values(),
    index.getMin_max_index().getMax_values(),
    index.getMin_max_index().getMin_max_presence());