| # Licensed to the Apache Software Foundation (ASF) under one or more |
| # contributor license agreements. See the NOTICE file distributed with |
| # this work for additional information regarding copyright ownership. |
| # The ASF licenses this file to You under the Apache License, Version 2.0 |
| # (the "License"); you may not use this file except in compliance with |
| # the License. You may obtain a copy of the License at |
| # |
| # http://www.apache.org/licenses/LICENSE-2.0 |
| # |
| # Unless required by applicable law or agreed to in writing, software |
| # distributed under the License is distributed on an "AS IS" BASIS, |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| # See the License for the specific language governing permissions and |
| # limitations under the License. |
| |
| require 'thread' |
| |
| module PredictionIO |
| # This class encapsulates an asynchronous response that will block the caller until the response is available. |
| class AsyncResponse |
| |
| # The PredictionIO::AsyncRequest instance that created the current PredictionIO::AsyncResponse instance. |
| attr_reader :request |
| |
| # Create the response by saving the request, and optionally the Net::HTTPResponse object. |
| def initialize(request, response = nil) |
| @request = request |
| @response = Queue.new |
| set(response) if response |
| end |
| |
| # Save a Net::HTTPResponse instance to the current instance. |
| # This will unblock any caller that called #get. |
| def set(response) |
| @response.push(response) |
| end |
| |
| # Get the Net::HTTPResponse instance. This will block if the response is not yet available. |
| def get |
| @response.pop |
| end |
| end |
| end |