| #------------------------------------------------------------------------------- |
| # 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. |
| #------------------------------------------------------------------------------- |
| |
| utils = require './utils' |
| channelManager = require './channelManager' |
| serviceManager = require './serviceManager' |
| |
| #------------------------------------------------------------------------------- |
| utils.registerClass class MessageHandler |
| |
| #--------------------------------------------------------------------------- |
| handleMessage: (channel, message) -> |
| @_serviceMethodInvoker(channel, message.interface, message.method, message.args) |
| |
| #--------------------------------------------------------------------------- |
| _serviceMethodInvoker: (channel, intfName, method, args) -> |
| methodSignature = "#{intfName}.#{method}()" |
| # utils.logVerbose "MessageHandler._serviceMethodInvoker(#{methodSignature})" |
| |
| service = serviceManager.get(intfName) |
| |
| if !service |
| return @_redirectToConnections(channel, intfName, method, args) |
| |
| args = args.slice() |
| args.unshift channel |
| |
| try |
| service[method].apply(service, args) |
| |
| catch e |
| utils.log "error running service method #{methodSignature}: #{e}" |
| utils.log "stack:\n#{e.stack}" |
| |
| #--------------------------------------------------------------------------- |
| _redirectToConnections: (channel, intfName, method, args) -> |
| # utils.logVerbose "MessageHandler._redirectToConnections(#{channel.name}, #{intfName}, #{method})" |
| |
| for connection in channel.connections |
| connection.sendMessage(intfName, method, args...) |
| |
| #------------------------------------------------------------------------------- |
| module.exports = new MessageHandler |