atomic_switcher.rb in lhm-1.2.0

- old
+ new

@@ -1,6 +1,6 @@
-# Copyright (c) 2011, SoundCloud Ltd., Rany Keddo, Tobias Bielohlawek, Tobias
+# Copyright (c) 2011 - 2013, SoundCloud Ltd., Rany Keddo, Tobias Bielohlawek, Tobias
 # Schmidt
 
 require 'lhm/command'
 require 'lhm/migration'
 require 'lhm/sql_helper'
@@ -11,11 +11,10 @@
   # It should only be used if the MySQL server version is not affected by the
   # bin log affecting bug #39675. This can be verified using
   # Lhm::SqlHelper.supports_atomic_switch?.
   class AtomicSwitcher
     include Command
-    include SqlHelper
 
     attr_reader :connection
 
     def initialize(migration, connection = nil)
       @migration = migration
@@ -34,16 +33,17 @@
         "`#{ @destination.name }` to `#{ @origin.name }`"
       ]
     end
 
     def validate
-      unless table?(@origin.name) && table?(@destination.name)
+      unless @connection.table_exists?(@origin.name) &&
+             @connection.table_exists?(@destination.name)
         error "`#{ @origin.name }` and `#{ @destination.name }` must exist"
       end
     end
 
   private
     def execute
-      sql statements
+      @connection.sql(statements)
     end
   end
 end