2.6.hbase-ruby.shell.commands.list_security_capabilities.rb Maven / Gradle / Ivy

Show more of this group Show more artifacts with this name
Show all versions of hydraql-shell_1.2 Show documentation

The newest version!

# 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 ListSecurityCapabilities < Command
      def help
        <<-EOF
List supported security capabilities

Example:
    hbase> list_security_capabilities
EOF
      end

      def command
        list = admin.get_security_capabilities
        list.each do |s|
          puts s.getName
        end
        return list.map(&:getName)
      rescue Exception => e
        if e.to_s.include? 'UnsupportedOperationException'
          puts 'ERROR: Master does not support getSecurityCapabilities'
          return []
        end
        raise e
      end
    end
  end
end