Class: ActiveRecord::ConnectionAdapters::ConnectionPool

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(spec) ⇒ ConnectionPool

Returns a new instance of ConnectionPool.



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
# File 'lib/active_record/connection_adapters/mysqlplus_adapter/connection_pool.rb', line 9

def initialize(spec)
  @spec = spec
  # The cache of reserved connections mapped to threads
  @reserved_connections = {}
  # The mutex used to synchronize pool access
  @connection_mutex = Monitor.new
  @queue = @connection_mutex.new_cond
  # default 5 second timeout
  @timeout = spec.config[:wait_timeout] || 5
  # default max pool size to 5
  @size = (spec.config[:pool] && spec.config[:pool].to_i) || 5
  @connections = []
  @checked_out = []
  # warmup hook
  warmup! if spec.config[:warmup]
end

Instance Attribute Details

#checked_out ⇒ Object (readonly)

Returns the value of attribute checked_out.



5
6
7
 
# File 'lib/active_record/connection_adapters/mysqlplus_adapter/connection_pool.rb', line 5

def checked_out
  @checked_out
end

#connections ⇒ Object (readonly)

Returns the value of attribute connections.



5
6
7
 
# File 'lib/active_record/connection_adapters/mysqlplus_adapter/connection_pool.rb', line 5

def connections
  @connections
end

#reserved_connections ⇒ Object (readonly)

Returns the value of attribute reserved_connections.



5
6
7
 
# File 'lib/active_record/connection_adapters/mysqlplus_adapter/connection_pool.rb', line 5

def reserved_connections
  @reserved_connections
end