# Source: vertx-service-discovery-js/message_source.js

    /*
     * Copyright 2014 Red Hat, Inc.
     *
     * Red Hat 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.
     */

    /** @module vertx-service-discovery-js/message_source */
    var utils = require('vertx-js/util/utils');
    var ServiceDiscovery = require('vertx-service-discovery-js/service_discovery');
    var MessageConsumer = require('vertx-js/message_consumer');

    var io = Packages.io;
    var JsonObject = io.vertx.core.json.JsonObject;
    var JMessageSource = Java.type('io.vertx.servicediscovery.types.MessageSource');
    var Record = Java.type('io.vertx.servicediscovery.Record');

    /**
     Service type for data producer. Providers are publishing data to a specific event bus address.

     @class
    */
    var MessageSource = function(j_val) {

      var j_messageSource = j_val;
      var that = this;

      // A reference to the underlying Java delegate
      // NOTE! This is an internal API and must not be used in user code.
      // If you rely on this property your code is likely to break if we change it / remove it without warning.
      this._jdel = j_messageSource;
    };

    MessageSource._jclass = utils.getJavaClass("io.vertx.servicediscovery.types.MessageSource");
    MessageSource._jtype = {
      accept: function(obj) {
        return MessageSource._jclass.isInstance(obj._jdel);
      },
      wrap: function(jdel) {
        var obj = Object.create(MessageSource.prototype, {});
        MessageSource.apply(obj, arguments);
        return obj;
      },
      unwrap: function(obj) {
        return obj._jdel;
      }
    };
    MessageSource._create = function(jdel) {
      var obj = Object.create(MessageSource.prototype, {});
      MessageSource.apply(obj, arguments);
      return obj;
    }
    /**
     Create a record representing a data producer.

     @memberof module:vertx-service-discovery-js/message_source
     @param name {string} the name of the service
     @param address {string} the address on which the data is sent
     @param type {string} the type of payload (fully qualified name of the class)
     @param metadata {Object} additional metadata
     @return {Object} the created record
     */
    MessageSource.createRecord = function() {
      var __args = arguments;
      if (__args.length === 2 && typeof __args[0] === 'string' && typeof __args[1] === 'string') {
        return utils.convReturnDataObject(JMessageSource["createRecord(java.lang.String,java.lang.String)"](__args[0], __args[1]));
      }else if (__args.length === 3 && typeof __args[0] === 'string' && typeof __args[1] === 'string' && typeof __args[2] === 'string') {
        return utils.convReturnDataObject(JMessageSource["createRecord(java.lang.String,java.lang.String,java.lang.String)"](__args[0], __args[1], __args[2]));
      }else if (__args.length === 4 && typeof __args[0] === 'string' && typeof __args[1] === 'string' && typeof __args[2] === 'string' && (typeof __args[3] === 'object' && __args[3] != null)) {
        return utils.convReturnDataObject(JMessageSource["createRecord(java.lang.String,java.lang.String,java.lang.String,io.vertx.core.json.JsonObject)"](__args[0], __args[1], __args[2], utils.convParamJsonObject(__args[3])));
      } else throw new TypeError('function invoked with invalid arguments');
    };

    /**
     Convenient method that looks for a message source and provides the configured . The
     async result is marked as failed is there are no matching services, or if the lookup fails.

     @memberof module:vertx-service-discovery-js/message_source
     @param discovery {ServiceDiscovery} The service discovery instance
     @param filter {todo} The filter, must not be <code>null</code>
     @param resultHandler {function} The result handler
     */
    MessageSource.getConsumer = function() {
      var __args = arguments;
      if (__args.length === 3 && typeof __args[0] === 'object' && __args[0]._jdel && (typeof __args[1] === 'object' && __args[1] != null) && typeof __args[2] === 'function') {
        JMessageSource["getConsumer(io.vertx.servicediscovery.ServiceDiscovery,io.vertx.core.json.JsonObject,io.vertx.core.Handler)"](__args[0]._jdel, utils.convParamJsonObject(__args[1]), function(ar) {
        if (ar.succeeded()) {
          __args[2](utils.convReturnVertxGen(MessageConsumer, ar.result(), undefined), null);
        } else {
          __args[2](null, ar.cause());
        }
      });
      }else if (__args.length === 3 && typeof __args[0] === 'object' && __args[0]._jdel && typeof __args[1] === 'function' && typeof __args[2] === 'function') {
        JMessageSource["getConsumer(io.vertx.servicediscovery.ServiceDiscovery,java.util.function.Function,io.vertx.core.Handler)"](__args[0]._jdel, function(jVal) {
        var jRet = __args[1](utils.convReturnDataObject(jVal));
        return jRet;
      }, function(ar) {
        if (ar.succeeded()) {
          __args[2](utils.convReturnVertxGen(MessageConsumer, ar.result(), undefined), null);
        } else {
          __args[2](null, ar.cause());
        }
      });
      } else throw new TypeError('function invoked with invalid arguments');
    };

    module.exports = MessageSource;