diff --git a/src/ol/source/vectorsource.js b/src/ol/source/vectorsource.js
index a35d3a4da8..e40de37d66 100644
--- a/src/ol/source/vectorsource.js
+++ b/src/ol/source/vectorsource.js
@@ -93,13 +93,25 @@ ol.source.Vector = function(opt_options) {
    */
   this.loader_ = ol.nullFunction;
 
+  /**
+   * @private
+   * @type {ol.format.Feature|undefined}
+   */
+  this.format_ = options.format;
+
+  /**
+   * @private
+   * @type {string|ol.FeatureUrlFunction|undefined}
+   */
+  this.url_ = options.url;
+
   if (options.loader !== undefined) {
     this.loader_ = options.loader;
-  } else if (options.url !== undefined) {
-    goog.asserts.assert(options.format !== undefined,
+  } else if (this.url_ !== undefined) {
+    goog.asserts.assert(this.format_ !== undefined,
         'format must be set when url is set');
     // create a XHR feature loader for "url" and "format"
-    this.loader_ = ol.featureloader.xhr(options.url, options.format);
+    this.loader_ = ol.featureloader.xhr(this.url_, this.format_);
   }
 
   /**
@@ -678,6 +690,28 @@ ol.source.Vector.prototype.getFeatureById = function(id) {
 };
 
 
+/**
+ * Get the format associated with this source.
+ *
+ * @return {ol.format.Feature|undefined} The feature format.
+ * @api
+ */
+ol.source.Vector.prototype.getFormat = function() {
+  return this.format_;
+};
+
+
+/**
+ * Get the url associated with this source.
+ *
+ * @return {string|ol.FeatureUrlFunction|undefined} The url.
+ * @api
+ */
+ol.source.Vector.prototype.getUrl = function() {
+  return this.url_;
+};
+
+
 /**
  * @param {ol.events.Event} event Event.
  * @private