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Contents
# encoding: utf-8
module Mongoid #:nodoc:
module Collections #:nodoc:
# This class wraps the MongoDB master database.
class Master
include Mongoid::Collections::Retry
attr_reader :collection
# All read and write operations should delegate to the master connection.
# These operations mimic the methods on a Mongo:Collection.
#
# @example Proxy the driver save.
# collection.save({ :name => "Al" })
Operations::ALL.each do |name|
class_eval <<-EOS, __FILE__, __LINE__
def #{name}(*args)
retry_on_connection_failure do
collection.#{name}(*args)
end
end
EOS
end
# Create the new database writer. Will create a collection from the
# master database.
#
# @example Create a new wrapped master.
# Master.new(db, "testing")
#
# @param [ Mongo::DB ] master The master database.
# @param [ String ] name The name of the database.
# @param [ Hash ] options The collection options.
#
# @option options [ true, false ] :capped If the collection is capped.
# @option options [ Integer ] :size The capped collection size.
# @option options [ Integer ] :max The maximum number of docs in the
# capped collection.
def initialize(master, name, options = {})
@collection = master.create_collection(name, options)
end
end
end
end
Version data entries
178 entries across 86 versions & 4 rubygems