Class: MysqlPause::Error

Inherits:
Object
  • Object
show all
Defined in:
lib/mysql-pause/error.rb

Constant Summary collapse

ERROR_HEADER = 
'%MYSQL_PAUSE%'
ERROR_SEPARATOR = 
';;'
ERROR_LIST = 
{}

Class Method Summary collapse

Class Method Details

.create_error_message(error_code, sequence_id) ⇒ Object 



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# File 'lib/mysql-pause/error.rb', line 9

def create_error_message(error_code, sequence_id)
  # fetch error info
  mysql_error_code, sql_state, message = ERROR_LIST[error_code]

  # create mysql error message
  message = [ERROR_HEADER, error_code, message].join(ERROR_SEPARATOR)

  # create header
  mysql_error_code = convert_to_chars(mysql_error_code, 2)
  payload = ["\xFF", mysql_error_code, '#', sql_state, message].join
  payload_length = convert_to_chars(payload.length, 3)
  sequence_id = convert_to_chars(sequence_id, 1)

  [payload_length, sequence_id, payload].join
end

.mysql_pause_error?(e) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/mysql-pause/error.rb', line 25

def mysql_pause_error?(e)
  /#{Regexp.escape(ERROR_HEADER)}/ =~ e.message
end