text: // Copyright 2008 The Closure Library Authors. All Rights Reserved.
  //
  // Licensed 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.
  
  /**
   * @fileOverview Helper class to load a list of URIs in bulk. All URIs
   * must be a successfully loaded in order for the entire load to be considered
   * a success.
   */
  
  goog.provide('goog.net.BulkLoaderHelper');
  
  goog.forwardDeclare('goog.Uri');
  goog.require('goog.Disposable');
  
  
  
  /**
   * Helper class used to load multiple URIs.
   * @param {Array<string|goog.Uri>} uris The URIs to load.
   * @constructor
   * @extends {goog.Disposable}
   * @final
   */
  goog.net.BulkLoaderHelper = function(uris) {
    goog.Disposable.call(this);
  
    /**
     * The URIs to load.
     * @type {Array<string|goog.Uri>}
     * @private
     */
    this.uris_ = uris;
  
    /**
     * The response from the XHR's.
     * @type {Array<string>}
     * @private
     */
    this.responseTexts_ = [];
  };
  goog.inherits(goog.net.BulkLoaderHelper, goog.Disposable);
  
  
  
  /**
   * Gets the URI by id.
   * @param {number} id The id.
   * @return {string|goog.Uri} The URI specified by the id.
   */
  goog.net.BulkLoaderHelper.prototype.getUri = function(id) {
    return this.uris_[id];
  };
  
  
  /**
   * Gets the URIs.
   * @return {Array<string|goog.Uri>} The URIs.
   */
  goog.net.BulkLoaderHelper.prototype.getUris = function() {
    return this.uris_;
  };
  
  
  /**
   * Gets the response texts.
   * @return {Array<string>} The response texts.
   */
  goog.net.BulkLoaderHelper.prototype.getResponseTexts = function() {
    return this.responseTexts_;
  };
  
  
  /**
   * Sets the response text by id.
   * @param {number} id The id.
   * @param {string} responseText The response texts.
   */
  goog.net.BulkLoaderHelper.prototype.setResponseText = function(
      id, responseText) {
    this.responseTexts_[id] = responseText;
  };
  
  
  /**
   * Determines if the load of the URIs is complete.
   * @return {boolean} TRUE iff the load is complete.
   */
  goog.net.BulkLoaderHelper.prototype.isLoadComplete = function() {
    var responseTexts = this.responseTexts_;
    if (responseTexts.length == this.uris_.length) {
      for (var i = 0; i < responseTexts.length; i++) {
        if (responseTexts[i] == null) {
          return false;
        }
      }
      return true;
    }
    return false;
  };
  
  
  /** @override */
  goog.net.BulkLoaderHelper.prototype.disposeInternal = function() {
    goog.net.BulkLoaderHelper.superClass_.disposeInternal.call(this);
  
    this.uris_ = null;
    this.responseTexts_ = null;
  };
  