Ted, Thanks for pointing me the direction. I will looking into the enhancement
Demai on the run On Jun 2, 2013, at 1:43 PM, Ted Yu <[email protected]> wrote: > Looking at the following from formatter.rb: > col1width = (not widths or widths.length == 0) ? @max_width / 4 > : @max_width * widths[0] / 100 > col2width = (not widths or widths.length < 2) ? @max_width - > col1width - 2 : @max_width * widths[1] / 100 - 2 > > It seems the widths argument only expects two fields which should be > percentage of widths for columns 1 and 2, respectively. > > If you want 3 columns to be displayed, you should enhance formatter.rb > > Cheers > > On Sun, Jun 2, 2013 at 10:30 AM, N Dm <[email protected]> wrote: > >> hi, folks, >> >> Can someone point me to a sample about how to use 'formatter.rb' inside >> hbase ruby code? The version I am using is 94.3 >> >> I am trying to implement a 'list_replicated_table' command on hbase shell, >> and leveraging 'formatter" to lay out the output. The code segement is >> like: >> >> formatter.header(["TABLE","COLUMNFAMILY", "TARGET_CLUSTER"]) >> ...... >> list.each do |e| >> formatter.row([e[0],e[1],e[2]]) >> end >> ..... >> formatter.footer(now) >> >> where e[0],e[1], and e[2] are entries from a String array. I was hoping to >> have a nice output with column aligned. However, I got the output with a >> blank as delimiter. >> hbase(main):002:0> list_replicated_tables >> TABLE COLUMNFAMILY TARGET_CLUSTER >> scores course hdtest017.svl.ibm.com:2181:/hbase >> t3_dn cf1 hdtest017.svl.ibm.com:2181:/hbase >> usertable family hdtest017.svl.ibm.com:2181:/hbase >> >> I am looking for something like: >> TABLE COLUMNFAMILY TARGET_CLUSTER >> scores course hdtest017.svl.ibm.com:2181:/hbase >> >> I was following the way 'list_peers' did, seems don't work over there >> either. >> >> I also changed the formatter input as: >> formatter.header(["TABLE","COLUMNFAMILY", "TARGET_CLUSTER"],[18,18,48]) >> formatter.row([e[0],e[1],e[2]],true,[18,18,48]) >> which doesn't change the output either. >> >> >> The 'scan.rb' works fine, however, I can't tell what's the differnce. >> >> Any suggestion is really appreciated. Thanks! >> >> Demai >>
