Class: ActiveRecord::ConnectionAdapters::JdbcDriver

Inherits:
Object
  • Object
show all
Defined in:
lib/active_record/connection_adapters/jdbc_adapter.rb

Instance Method Summary collapse

Constructor Details

#initialize(name) ⇒ JdbcDriver

Returns a new instance of JdbcDriver.



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# File 'lib/active_record/connection_adapters/jdbc_adapter.rb', line 227

def initialize(name)
  @name = name
end

Instance Method Details

#connection(url, user, pass) ⇒ Object 



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# File 'lib/active_record/connection_adapters/jdbc_adapter.rb', line 252

def connection(url, user, pass)
  Jdbc::DriverManager.getConnection(url, user, pass)
rescue
  # bypass DriverManager to get around problem with dynamically loaded jdbc drivers
  props = java.util.Properties.new
  props.setProperty("user", user)
  props.setProperty("password", pass)
  create.connect(url, props)
end

#create ⇒ Object 



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# File 'lib/active_record/connection_adapters/jdbc_adapter.rb', line 262

def create
  driver_class.new
end

#driver_class ⇒ Object 



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# File 'lib/active_record/connection_adapters/jdbc_adapter.rb', line 231

def driver_class
  @driver_class ||= begin
    driver_class_const = (@name[0...1].capitalize + @name[1..@name.length]).gsub(/\./, '_')
    Jdbc::Mutex.synchronized do
      unless Jdbc.const_defined?(driver_class_const)
        driver_class_name = @name
        Jdbc.module_eval do
          include_class(driver_class_name) { driver_class_const }
        end
      end
    end
    driver_class = Jdbc.const_get(driver_class_const)
    raise "You specify a driver for your JDBC connection" unless driver_class
    driver_class
  end
end

#load ⇒ Object 



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# File 'lib/active_record/connection_adapters/jdbc_adapter.rb', line 248

def load
  Jdbc::DriverManager.registerDriver(create)
end