Module: Hadupils::Commands

Defined in:

lib/hadupils/commands.rb,
lib/hadupils/commands/options.rb

Defined Under Namespace

Modules: HadoopExt, HiveExt, Options, UserConf Classes: Cleanup, Hadoop, Hive, MkTmpFile, RmFile, SimpleCommand, WithTmpDir

Class Method Summary

• .handler_for(command) ⇒ Object
• .normalize_command(command) ⇒ Object
• .register_handler(command, handler) ⇒ Object
• .run(command, params = []) ⇒ Object

Class Method Details

.handler_for(command) ⇒ Object

# File 'lib/hadupils/commands.rb', line 13

def self.handler_for(command)
  @handlers and @handlers[normalize_command(command)]
end

.normalize_command(command) ⇒ Object

# File 'lib/hadupils/commands.rb', line 9

def self.normalize_command(command)
  command.to_s.downcase
end

.register_handler(command, handler) ⇒ Object

# File 'lib/hadupils/commands.rb', line 17

def self.register_handler(command, handler)
  @handlers ||= {}
  @handlers[normalize_command(command)] = handler
end

.run(command, params = []) ⇒ Object

# File 'lib/hadupils/commands.rb', line 4

def self.run(command, params=[])
  handler = handler_for command
  handler.run params
end