Class Mongo::Error::InvalidTransactionOperation
In: lib/mongo/error/invalid_transaction_operation.rb
Parent: Error

Exception raised if an invalid operation is attempted as part of a transaction.

@since 2.6.0

Methods

cannot_call_after_msg   cannot_call_twice_msg   new  

Constants

NO_TRANSACTION_STARTED = 'no transaction started'.freeze   The error message for when a user attempts to commit or abort a transaction when none is in progress.

@since 2.6.0

TRANSACTION_ALREADY_IN_PROGRESS = 'transaction already in progress'.freeze   The error message for when a user attempts to start a transaction when one is already in progress.

@since 2.6.0.

INVALID_READ_PREFERENCE = 'read preference in a transaction must be primary'.freeze   The error message for when a transaction read operation uses a non-primary read preference.

@since 2.6.0

UNACKNOWLEDGED_WRITE_CONCERN = 'transactions do not support unacknowledged write concern'.freeze   The error message for when a transaction is started with an unacknowledged write concern.

@since 2.6.0

Public Class methods

cannot_call_after_msg(last_op, current_op)

Create an error message for incorrectly running a transaction operation that cannot be run after the previous one.

@example Create the error message. 

  InvalidTransactionOperation.cannot_call_after(last_op, current_op)

@param [ Symbol ] last_op The operation which was run before. @param [ Symbol ] current_op The operation which cannot be run.

@since 2.6.0

cannot_call_twice_msg(op)

Create an error message for incorrectly running a transaction operation twice.

@example Create the error message. 

  InvalidTransactionOperation.cannot_call_twice(op)

@param [ Symbol ] op The operation which was run twice.

@since 2.6.0

new(msg)

Instantiate the new exception.

@example Instantiate the exception. 

  Mongo::Error::InvalidTransactionOperation.new(msg)

@since 2.6.0

[Validate]