# Source: vertx-js/packet_writestream.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/packet_writestream */
    var utils = require('vertx-js/util/utils');
    var Buffer = require('vertx-js/buffer');
    var WriteStream = require('vertx-js/write_stream');

    var io = Packages.io;
    var JsonObject = io.vertx.core.json.JsonObject;
    var JPacketWritestream = io.vertx.core.datagram.PacketWritestream;

    /**

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

      var j_packetWritestream = j_val;
      var that = this;
      WriteStream.call(this, j_val);

      /**
       Same as {@link WriteStream#end} but writes some data to the stream before ending.

       @public
       @param t {Buffer}
       */
      this.end = function() {
        var __args = arguments;
        if (__args.length === 0) {
          j_packetWritestream["end()"]();
        }  else if (__args.length === 1 && typeof __args[0] === 'object' && __args[0]._jdel) {
          j_packetWritestream["end(io.vertx.core.buffer.Buffer)"](__args[0]._jdel);
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**
       This will return <code>true</code> if there are more bytes in the write queue than the value set using {@link PacketWritestream#setWriteQueueMaxSize}

       @public

       @return {boolean} true if write queue is full
       */
      this.writeQueueFull = function() {
        var __args = arguments;
        if (__args.length === 0) {
          return j_packetWritestream["writeQueueFull()"]();
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**

       @public
       @param handler {function}
       @return {PacketWritestream}
       */
      this.exceptionHandler = function(handler) {
        var __args = arguments;
        if (__args.length === 1 && (typeof __args[0] === 'function' || __args[0] == null)) {
          j_packetWritestream["exceptionHandler(io.vertx.core.Handler)"](handler == null ? null : function(jVal) {
          handler(utils.convReturnThrowable(jVal));
        });
          return that;
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**

       @public
       @param data {Buffer}
       @return {PacketWritestream}
       */
      this.write = function(data) {
        var __args = arguments;
        if (__args.length === 1 && typeof __args[0] === 'object' && __args[0]._jdel) {
          j_packetWritestream["write(io.vertx.core.buffer.Buffer)"](data._jdel);
          return that;
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**

       @public
       @param maxSize {number}
       @return {PacketWritestream}
       */
      this.setWriteQueueMaxSize = function(maxSize) {
        var __args = arguments;
        if (__args.length === 1 && typeof __args[0] ==='number') {
          j_packetWritestream["setWriteQueueMaxSize(int)"](maxSize);
          return that;
        } else throw new TypeError('function invoked with invalid arguments');
      };

      /**

       @public
       @param handler {function}
       @return {PacketWritestream}
       */
      this.drainHandler = function(handler) {
        var __args = arguments;
        if (__args.length === 1 && (typeof __args[0] === 'function' || __args[0] == null)) {
          j_packetWritestream["drainHandler(io.vertx.core.Handler)"](handler);
          return that;
        } 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_packetWritestream;
    };

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