Hakto Safe SDBM Wrapper

Hakto Safe SDBM Wrapper is a safe wrapper of SDBM library. Hakto has compatibility of instance method's interface that is in SDBM class.

Hakto enables to tighten up a code that uses SDBM library like following codes.

before

class Klass
  def initialize(db_path)
    @db_path = db_path
  end
  
  def method1
    SDBM.open(@db_path) do |dbm|
      dbm["hoge"] = "HOGE"
    end
  end
  
  def method2
    SDBM.open(@db_path) do |dbm|
      dbm["hoge"]
    end
  end
  
  :
  
end            

after

class Klass
  def initialize(db_path)
    @sdb = Hakto::SafeSDBM.new(db_path)
  end
  
  def method1
    sdb["hoge"] = "HOGE"
  end
  
  def method2
    sdb["hoge"]
  end
  
  :
  
end            

We checked good operation within following environment.

• Linux（openSUSE 12.2）・Mac OS X 10.8.2
• Ruby 1.9.3

• bin
• doc :: Rdoc documents.
• lib
  • hakto
    • safe_sdbm.rb :: Class of SafeSDBM
• LICENSE
• Rakefile :: Rakefile that is used to generate gem file
• README.md
• README_jp.md
• test :: Unit tests
  • tb_safe_sdbm.rb :: Unit test for SafeSDBM

Download hakto-x.y.z.gem, then execute following command to install Hakto.

$ sudo gem install hakto-x.y.z.gem

On the other hand, you can install from RubyGems.org to use following command.

$ sudo gem install hakto

Also you can install Hakto without gem. Allocate the safe_sdbm.rb where is ruby interpreter can load Hakto.

See tb_safe_sdbm.rb file. It is an unit test code, and it doubles with sample code.

See following website: http://quellencode.org/hakto-doc/

Hakto is distributed with MIT License. See the LICENSE file to read the detail of license.

Moza USANE
http://blog.quellencode.org/
mozamimy@quellencode.org