public ModifyableColumnFamilyDescriptor setBloomFilterType(final BloomType bt) {
      return setValue(BLOOMFILTER_BYTES, bt.name());
    }
Set the blockCacheEnabled flag
@param blockCacheEnabled True if hfile DATA type blocks should be cached (We always cache
                         INDEX and BLOOM blocks; you cannot turn this off).
@return this (for chained invocation)
hbase-client/src/main/java/org/apache/hadoop/hbase/client/ColumnFamilyDescriptorBuilder.java