private long getStitchedBlobSize(List<ChunkInfo> stitchedChunks) {
    long blobSize = 0;
    for (ChunkInfo chunkInfo : stitchedChunks) {
      blobSize += chunkInfo.getChunkSizeInBytes();
    }
    return blobSize;
  }
Caculate the blob size for a stitched blob from the individual chunks.
@param stitchedChunks list of chunks stitched to form the blob.
@return size of the stitched blob
ambry-frontend/src/test/java/com/github/ambry/frontend/NamedBlobPutHandlerTest.java