How to use

setMin_max_index

method

in

org.apache.carbondata.format.BlockletIndex

public void setFieldValue(_Fields field, Object value) {
 switch (field) {
 case MIN_MAX_INDEX:
  if (value == null) {
   unsetMin_max_index();
  } else {
   setMin_max_index((BlockletMinMaxIndex)value);
  }
  break;
 case B_TREE_INDEX:
  if (value == null) {
   unsetB_tree_index();
  } else {
   setB_tree_index((BlockletBTreeIndex)value);
  }
  break;
 }
}

void apppendBlocklet(DataOutputStream outputStream) throws IOException {
 outputStream.write(CarbonStreamOutputFormat.CARBON_SYNC_MARKER);
 BlockletInfo blockletInfo = new BlockletInfo();
 blockletInfo.setNum_rows(getRowIndex() + 1);
 BlockletHeader blockletHeader = new BlockletHeader();
 blockletHeader.setBlocklet_length(getCount());
 blockletHeader.setMutation(MutationType.INSERT);
 blockletHeader.setBlocklet_info(blockletInfo);
 // add blocklet level min/max
 blockletMinMaxIndex = generateBlockletMinMax();
 if (blockletInfo.getNum_rows() > 1) {
  BlockletIndex blockletIndex = new BlockletIndex();
  blockletIndex.setMin_max_index(CarbonMetadataUtil.convertMinMaxIndex(blockletMinMaxIndex));
  blockletHeader.setBlocklet_index(blockletIndex);
 }
 byte[] headerBytes = CarbonUtil.getByteArray(blockletHeader);
 outputStream.writeInt(headerBytes.length);
 outputStream.write(headerBytes);
 byte[] compressed = compressor.compressByte(getBytes(), getCount());
 outputStream.writeInt(compressed.length);
 outputStream.write(compressed);
}

public static BlockletIndex getBlockletIndex(
  org.apache.carbondata.core.metadata.blocklet.index.BlockletIndex info) {
 BlockletMinMaxIndex blockletMinMaxIndex = convertMinMaxIndex(info.getMinMaxIndex());
 BlockletBTreeIndex blockletBTreeIndex = new BlockletBTreeIndex();
 blockletBTreeIndex.setStart_key(info.getBtreeIndex().getStartKey());
 blockletBTreeIndex.setEnd_key(info.getBtreeIndex().getEndKey());
 BlockletIndex blockletIndex = new BlockletIndex();
 blockletIndex.setMin_max_index(blockletMinMaxIndex);
 blockletIndex.setB_tree_index(blockletBTreeIndex);
 return blockletIndex;
}

StreamFileIndex streamFileIndex = indexMap.get(blockIndex.getFile_name());
if (streamFileIndex != null) {
 blockletIndex.setMin_max_index(
   CarbonMetadataUtil.convertMinMaxIndex(streamFileIndex.getMinMaxIndex()));
 blockIndex.setNum_rows(streamFileIndex.getRowCount());

blockletBTreeIndex.setEnd_key(endKey);
BlockletIndex blockletIndex = new BlockletIndex();
blockletIndex.setMin_max_index(blockletMinMaxIndex);
blockletIndex.setB_tree_index(blockletBTreeIndex);
return blockletIndex;