public ColumnList addCounter(byte[] family, byte[] qualifier, long incr){
        counters().add(new Counter(family, qualifier, incr));
        return this;
    }
public ColumnList addCounter ( byte [ ] family , byte [ ] qualifier , long incr ) { counters ( ) . add ( new Counter ( family , qualifier , incr ) ) ; return this ; }
Add an HBase counter column.

@param family
@param qualifier
@param incr
@return