How to use

getMin_max_presence

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);
}

if (isMinMaxFlagSet) {
 minMaxFlag[i] =
   dataChunk.getData_chunk_list().get(i).getMin_max().getMin_max_presence().get(0);

/**
 * 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));
}

  new BlockletMinMaxIndex(index.getMin_max_index().getMin_values(),
    index.getMin_max_index().getMax_values(),
    index.getMin_max_index().getMin_max_presence());
org.apache.carbondata.core.metadata.blocklet.index.BlockletIndex bIndex =
  new org.apache.carbondata.core.metadata.blocklet.index.BlockletIndex(bTreeIndex,