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Contents
class DispatchedService < ActiveRecord::Base
belongs_to :request
# Serialized hash of exception info.
serialize :exception_info
# Statuses for status column
# Still executing, has started
InProgress = 'in_progress'
# Queued up, not yet started. Generally used for background services.
Queued = 'queued'
# Complete, succesful. May or may not have produced responses, but
# completed succesfully either way.
Successful = 'successful'
# Failed, and do not advise trying again.
FailedFatal = 'failed_fatal' # Complete, failed,
# Failed, but it might be worth trying again.
FailedTemporary = 'failed_temporary'
def service=(service)
self.service_id = service.service_id
end
# instantiates a new service object that represents the service
# that dispatched.
def service
@service ||= ServiceStore.instantiate_service!( self.service_id, request )
end
# For old-time's sake, true can be used for Succesful
# and false can be used for FailedTemporary (that keeps
# previous semantics for false intact).
def status=(a_status)
a_status = FailedTemporary if a_status.kind_of?(FalseClass)
a_status = Successful if a_status.kind_of?(TrueClass)
# NO: @status = a_status
# Instead, this is how you 'override' an AR attribute:
write_attribute(:status, a_status)
end
# Will silently refuse to over-write an existing stored exception.
def store_exception(a_exc)
return if a_exc.nil? || ! self.exception_info.nil?
# Just yaml'izing the exception doesn't keep the backtrace, which is
# what we wanted. Doh!
e_hash = Hash.new
e_hash[:class_name] = a_exc.class.name
e_hash[:message] = a_exc.message
e_hash[:backtrace] = a_exc.backtrace
write_attribute(:exception_info, e_hash)
end
def completed?
return (self.status != InProgress) && (self.status != Queued)
end
end
Version data entries
39 entries across 39 versions & 1 rubygems