# Source: vertx-mqtt-js/mqtt_unsubscribe_message.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-mqtt-js/mqtt_unsubscribe_message */
    var utils = require('vertx-js/util/utils');
    var MqttMessage = require('vertx-mqtt-js/mqtt_message');

    var io = Packages.io;
    var JsonObject = io.vertx.core.json.JsonObject;
    var JMqttUnsubscribeMessage = Java.type('io.vertx.mqtt.messages.MqttUnsubscribeMessage');

    /**
     Represents an MQTT UNSUBSCRIBE message

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

      var j_mqttUnsubscribeMessage = j_val;
      var that = this;
      MqttMessage.call(this, j_val);

      /**

       @public

       @return {number} Message identifier
       */
      this.messageId = function() {
        var __args = arguments;
        if (__args.length === 0) {
          if (that.cachedmessageId == null) {
            that.cachedmessageId = j_mqttUnsubscribeMessage["messageId()"]();
          }
          return that.cachedmessageId;
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**

       @public

       @return {Array.<string>} List of topics to unsubscribe
       */
      this.topics = function() {
        var __args = arguments;
        if (__args.length === 0) {
          if (that.cachedtopics == null) {
            that.cachedtopics = j_mqttUnsubscribeMessage["topics()"]();
          }
          return that.cachedtopics;
        } else throw new TypeError('function invoked with invalid arguments');
      };

      // 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_mqttUnsubscribeMessage;
    };

    MqttUnsubscribeMessage._jclass = utils.getJavaClass("io.vertx.mqtt.messages.MqttUnsubscribeMessage");
    MqttUnsubscribeMessage._jtype = {
      accept: function(obj) {
        return MqttUnsubscribeMessage._jclass.isInstance(obj._jdel);
      },
      wrap: function(jdel) {
        var obj = Object.create(MqttUnsubscribeMessage.prototype, {});
        MqttUnsubscribeMessage.apply(obj, arguments);
        return obj;
      },
      unwrap: function(obj) {
        return obj._jdel;
      }
    };
    MqttUnsubscribeMessage._create = function(jdel) {
      var obj = Object.create(MqttUnsubscribeMessage.prototype, {});
      MqttUnsubscribeMessage.apply(obj, arguments);
      return obj;
    }
    module.exports = MqttUnsubscribeMessage;