Class: LS4::StorageSelector

Inherits:
Object
  • Object
show all
Defined in:
lib/ls4/service/storage.rb

Constant Summary collapse

IMPLS = 
{}

Class Method Summary collapse

Class Method Details

.open! ⇒ Object 



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# File 'lib/ls4/service/storage.rb', line 73

def self.open!
  select!(ConfigBus.get_storage_path)
end

.register(name, klass) ⇒ Object 



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# File 'lib/ls4/service/storage.rb', line 44

def self.register(name, klass)
  IMPLS[name.to_sym] = klass
  nil
end

.select!(uri) ⇒ Object 



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# File 'lib/ls4/service/storage.rb', line 66

def self.select!(uri)
  klass, expr = select_class(uri)
  klass.init

  StorageBus.open(expr)
end

.select_class(uri) ⇒ Object 



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# File 'lib/ls4/service/storage.rb', line 49

def self.select_class(uri)
  if m = /^(\w{1,8})\:(.*)/.match(uri)
    type = m[1].to_sym
    expr = m[2]
  else
    type = :dir
    expr = uri
  end

  klass = IMPLS[type]
  unless klass
    raise "unknown Storage type: #{type}"
  end

  return klass, expr
end