Class: DbMeta::Abstract

Inherits:
Object
  • Object
show all
Defined in:
lib/db_meta/abstract.rb

Direct Known Subclasses

Oracle::Oracle

Constant Summary collapse

TYPES = 
{}

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ Abstract

Returns a new instance of Abstract.



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# File 'lib/db_meta/abstract.rb', line 14

def initialize(args = {})
  @username = args[:username]
  @password = args[:password]
  @instance = args[:instance]
  @worker = args[:worker] || 10

  @include = args[:include]

  @objects = []
  @invalid_objects = Hash.new([])

  @base_folder = args[:base_folder] || File.expand_path(File.join(Dir.pwd, "/#{@username}@#{@instance}"))

  raise "username is mandatory, pass a username argument during initialization" if @username.nil?
  raise "password is mandatory, pass a password argument during initialization" if @password.nil?
  raise "instance is mandatory, pass a instance argument during initialization" if @instance.nil?
end

Class Method Details

.from_type(type, args = {}) ⇒ Object 



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# File 'lib/db_meta/abstract.rb', line 9

def self.from_type(type, args = {})
  raise "Abstract type [#{type}] is unknown" unless TYPES.key?(type)
  TYPES[type].new(args)
end

.register_type(type) ⇒ Object 



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# File 'lib/db_meta/abstract.rb', line 5

def self.register_type(type)
  TYPES[type] = self
end

Instance Method Details

#extract(args = {}) ⇒ Object 



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# File 'lib/db_meta/abstract.rb', line 36

def extract(args = {})
  raise "Needs to be implemented in derived class"
end

#fetch(args = {}) ⇒ Object 



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# File 'lib/db_meta/abstract.rb', line 32

def fetch(args = {})
  raise "Needs to be implemented in derived class"
end