Module: ActiveRecord::ConnectionAdapters::JdbcConnection::ConfigHelper

Included in:
ActiveRecord::ConnectionAdapters::JdbcConnection
Defined in:
lib/arjdbc/jdbc/connection.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#config ⇒ Object

Returns the value of attribute config.



68
69
70
 
# File 'lib/arjdbc/jdbc/connection.rb', line 68

def config
  @config
end

Instance Method Details

#configure_connection ⇒ Object

Note:

this has nothing to do with the configure_connection implemented

Configure this connection from the available configuration. on some of the concrete adapters (e.g. ActiveRecord::ConnectionAdapters::JdbcConnection::ConfigHelper#ArJdbc#ArJdbc::Postgres)

See Also:



80
81
82
83
84
85
86
87
88
89
90
91
92
93
 
# File 'lib/arjdbc/jdbc/connection.rb', line 80

def configure_connection
  config[:retry_count] ||= 5
  config[:connection_alive_sql] ||= "select 1"
  if config[:jndi]
    begin
      configure_jndi
    rescue => e
      warn "JNDI data source unavailable: #{e.message}; trying straight JDBC"
      configure_jdbc
    end
  else
    configure_jdbc
  end
end

#configure_jdbc ⇒ Object 



103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
 
# File 'lib/arjdbc/jdbc/connection.rb', line 103

def configure_jdbc
  if ! config[:url] || ( ! config[:driver] && ! config[:driver_instance] )
    raise ::ActiveRecord::ConnectionNotEstablished, "jdbc adapter requires :driver class and :url"
  end

  url = configure_url
  username = config[:username].to_s
  password = config[:password].to_s
  jdbc_driver = ( config[:driver_instance] ||= 
      JdbcDriver.new(config[:driver].to_s, config[:properties]) )

  @connection_factory = JdbcConnectionFactory.impl do
    jdbc_driver.connection(url, username, password)
  end
end

#configure_jndi ⇒ Object 



95
96
97
98
99
100
101
 
# File 'lib/arjdbc/jdbc/connection.rb', line 95

def configure_jndi
  data_source = javax.naming.InitialContext.new.lookup config[:jndi].to_s
  @jndi_connection = true
  @connection_factory = JdbcConnectionFactory.impl do
    data_source.connection
  end
end