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Versions: 17
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Contents
require 'active_remote/serializers/protobuf'
module ActiveRemote
module RPCAdapters
class ProtobufAdapter
include Serializers::Protobuf
attr_reader :last_request, :last_response, :service_class
##
# Constructor!
#
def initialize(service_class)
@service_class = service_class
end
# Invoke an RPC call to the service for the given rpc method.
#
def execute(rpc_method, request_args)
@last_request = request(rpc_method, request_args)
service_class.client.__send__(rpc_method, @last_request) do |c|
# In the event of service failure, raise the error.
c.on_failure do |error|
raise ActiveRemoteError, error.message
end
# In the event of service success, assign the response.
c.on_success do |response|
@last_response = response
end
end
@last_response
end
private
# Return a protobuf request object for the given rpc request.
#
def request(rpc_method, request_args)
return request_args unless request_args.is_a?(Hash)
message_class = request_type(rpc_method)
fields = fields_from_attributes(message_class, request_args)
message_class.new(fields)
end
# Return the class applicable to the request for the given rpc method.
#
def request_type(rpc_method)
service_class.rpcs[rpc_method].request_type
end
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems