1/* 2 Copyright (c) 2008, Adobe Systems Incorporated 3 All rights reserved. 4 5 Redistribution and use in source and binary forms, with or without 6 modification, are permitted provided that the following conditions are 7 met: 8 9 * Redistributions of source code must retain the above copyright notice, 10 this list of conditions and the following disclaimer. 11 12 * Redistributions in binary form must reproduce the above copyright 13 notice, this list of conditions and the following disclaimer in the 14 documentation and/or other materials provided with the distribution. 15 16 * Neither the name of Adobe Systems Incorporated nor the names of its 17 contributors may be used to endorse or promote products derived from 18 this software without specific prior written permission. 19 20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS 21 IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 22 THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 24 CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 25 EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 26 PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 27 PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 28 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 29 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 30 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31*/ 32 33package com.adobe.webapis 34{ 35 import flash.events.IOErrorEvent; 36 import flash.events.SecurityErrorEvent; 37 import flash.events.ProgressEvent; 38 39 import com.adobe.net.DynamicURLLoader; 40 41 /** 42 * Dispatched when data is 43 * received as the download operation progresses. 44 * 45 * @eventType flash.events.ProgressEvent.PROGRESS 46 * 47 * @langversion ActionScript 3.0 48 * @playerversion Flash 9.0 49 */ 50 [Event(name="progress", type="flash.events.ProgressEvent")] 51 52 /** 53 * Dispatched if a call to the server results in a fatal 54 * error that terminates the download. 55 * 56 * @eventType flash.events.IOErrorEvent.IO_ERROR 57 * 58 * @langversion ActionScript 3.0 59 * @playerversion Flash 9.0 60 */ 61 [Event(name="ioError", type="flash.events.IOErrorEvent")] 62 63 /** 64 * A securityError event occurs if a call attempts to 65 * load data from a server outside the security sandbox. 66 * 67 * @eventType flash.events.SecurityErrorEvent.SECURITY_ERROR 68 * 69 * @langversion ActionScript 3.0 70 * @playerversion Flash 9.0 71 */ 72 [Event(name="securityError", type="flash.events.SecurityErrorEvent")] 73 74 /** 75 * Base class for services that utilize URLLoader 76 * to communicate with remote APIs / Services. 77 * 78 * @langversion ActionScript 3.0 79 * @playerversion Flash 9.0 80 */ 81 public class URLLoaderBase extends ServiceBase 82 { 83 protected function getURLLoader():DynamicURLLoader 84 { 85 var loader:DynamicURLLoader = new DynamicURLLoader(); 86 loader.addEventListener("progress", onProgress); 87 loader.addEventListener("ioError", onIOError); 88 loader.addEventListener("securityError", onSecurityError); 89 90 return loader; 91 } 92 93 private function onIOError(event:IOErrorEvent):void 94 { 95 dispatchEvent(event); 96 } 97 98 private function onSecurityError(event:SecurityErrorEvent):void 99 { 100 dispatchEvent(event); 101 } 102 103 private function onProgress(event:ProgressEvent):void 104 { 105 dispatchEvent(event); 106 } 107 } 108}