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java_import org.apache.hadoop.hbase.filter.ParseFilter

module Shell
  module Commands
    class ShowFilters < Command
      def help
        <<-EOF
Show all the filters in hbase. Example:
  hbase> show_filters

  ColumnPrefixFilter
  TimestampsFilter
  PageFilter
  .....
  KeyOnlyFilter
EOF
      end

      def command
        parseFilter = ParseFilter.new
        supportedFilters = parseFilter.getSupportedFilters

        supportedFilters.each do |filter|
          formatter.row([filter])
        end
      end
    end
  end
end
