question: return the number of entries in this shard group concode_field_sep Logger logger concode_elem_sep List<Shard> shards concode_elem_sep long maxCreatedTime concode_elem_sep long delta concode_elem_sep Shard rootShard concode_elem_sep Shard compactionTarget concode_field_sep boolean canBeDeleted concode_elem_sep Shard getMinShard concode_elem_sep boolean shouldCompact concode_elem_sep boolean isCompactionPending concode_elem_sep boolean isNew concode_elem_sep Collection<Shard> getWriteShards concode_elem_sep void addShardInternal concode_elem_sep boolean isTooSmallToCompact concode_elem_sep boolean addShard concode_elem_sep Shard getRootShard concode_elem_sep String toString concode_elem_sep Collection<Shard> getReadShards concode_elem_sep Shard getCompactionTarget
target: int function ( ) { return shards . size ( ) ; }