# Source: pump.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-js/pump */
    var utils = require('vertx-js/util/utils');
    var WriteStream = require('vertx-js/write_stream');
    var ReadStream = require('vertx-js/read_stream');

    var io = Packages.io;
    var JsonObject = io.vertx.core.json.JsonObject;
    var JPump = io.vertx.core.streams.Pump;

    /**

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

      var j_pump = j_val;
      var that = this;

      /**
       Set the write queue max size to <code>maxSize</code>

       @public
       @param maxSize {number} the max size
       @return {Pump} a reference to this, so the API can be used fluently
       */
      this.setWriteQueueMaxSize = function(maxSize) {
        var __args = arguments;
        if (__args.length === 1 && typeof __args[0] ==='number') {
          j_pump["setWriteQueueMaxSize(int)"](maxSize);
          return that;
        } else utils.invalidArgs();
      };

      /**
       Start the Pump. The Pump can be started and stopped multiple times.

       @public

       @return {Pump} a reference to this, so the API can be used fluently
       */
      this.start = function() {
        var __args = arguments;
        if (__args.length === 0) {
          j_pump["start()"]();
          return that;
        } else utils.invalidArgs();
      };

      /**
       Stop the Pump. The Pump can be started and stopped multiple times.

       @public

       @return {Pump} a reference to this, so the API can be used fluently
       */
      this.stop = function() {
        var __args = arguments;
        if (__args.length === 0) {
          j_pump["stop()"]();
          return that;
        } else utils.invalidArgs();
      };

      /**
       Return the total number of items pumped by this pump.

       @public

       @return {number}
       */
      this.numberPumped = function() {
        var __args = arguments;
        if (__args.length === 0) {
          return j_pump["numberPumped()"]();
        } else utils.invalidArgs();
      };

      // 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_pump;
    };

    /**
     Create a new <code>Pump</code> with the given <code>ReadStream</code> and <code>WriteStream</code> and
     <code>writeQueueMaxSize</code>

     @memberof module:vertx-js/pump
     @param rs {ReadStream} the read stream
     @param ws {WriteStream} the write stream
     @param writeQueueMaxSize {number} the max size of the write queue
     @return {Pump} the pump
     */
    Pump.pump = function() {
      var __args = arguments;
      if (__args.length === 2 && typeof __args[0] === 'object' && __args[0]._jdel && typeof __args[1] === 'object' && __args[1]._jdel) {
        return utils.convReturnVertxGen(JPump["pump(io.vertx.core.streams.ReadStream,io.vertx.core.streams.WriteStream)"](__args[0]._jdel, __args[1]._jdel), Pump);
      }else if (__args.length === 3 && typeof __args[0] === 'object' && __args[0]._jdel && typeof __args[1] === 'object' && __args[1]._jdel && typeof __args[2] ==='number') {
        return utils.convReturnVertxGen(JPump["pump(io.vertx.core.streams.ReadStream,io.vertx.core.streams.WriteStream,int)"](__args[0]._jdel, __args[1]._jdel, __args[2]), Pump);
      } else utils.invalidArgs();
    };

    // We export the Constructor function
    module.exports = Pump;