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License: MIT License
Datamapper adapter for persevere datastore.
License: MIT License
= dm-persevere-adapter A DataMapper adapter for Persevere (http://www.persvr.org/) This requires the persevere gem (http://github.com/irjudson/persevere) which provides a ruby interface to Persevere. == Usage DM Persevere Adapter is very simple and very similar to the REST Adapter, however it has two differences: 1) instead of XML it uses JSON, and 2) Persevere supports typing using JSON Schema. These differences make it valuable to have a separate DM adapter specifically for Persevere so it can leverage richer aspects of persevere. The setup and resource mapping is identical to standard datamapper objects, as can be seen below. DataMapper.setup(:default, { :adapter => 'persevere', :host => 'localhost', :port => '8080' }) class MyUser include DataMapper::Resource property :id, Serial property :uuid, String property :name, String property :first_name, String property :last_name, String property :groupid, Integer property :userid, Integer property :username, String property :homedirectory, String end To use with Rails, you can put this in your environment.rb: config.gem "dm-core" config.gem "data_objects" config.gem "dm-persevere-adapter", :lib => 'persevere_adapter' With a database.yml: development: &defaults :adapter: persevere :host: localhost :port: 8080 test: <<: *defaults production: <<: *defaults == Code # Create user = MyUser.new(:username => "dmtest", :uuid => UUID.random_create().to_s, :name => "DataMapper Test", :homedirectory => "/home/dmtest", :first_name => "DataMapperTest", :last_name => "User", :userid => 3, :groupid => 500) user.save # Retrieve user = MyUser.first(:netid => 'dmtest') puts user # Modify if user.update_attributes(:name => 'DM Test') puts user else puts "Failed to update attributes." end # Delete result = user.destroy puts "Result: #{result}" == To Do: - Make a do-adapter for persevere. - Cleanup Documentation
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