hbase-ruby.shell.commands.balance_switch.rb Maven / Gradle / Ivy

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#
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

module Shell
  module Commands
    class BalanceSwitch < Command
      def help
        return <<-EOF
Enable/Disable balancer. Returns previous balancer state.
Examples:

  hbase> balance_switch true
  hbase> balance_switch false
EOF
      end

      def command(enableDisable)
        format_simple_command do
          formatter.row([
            admin.balance_switch(enableDisable)? "true" : "false"
          ])
        end
      end
    end
  end
end