Using this we can view the response of server

src/file-upload/file-item.class.ts

@@ -1,7 +1,14 @@
 import { FileLikeObject } from './file-like-object.class';
 import { FileUploader, ParsedResponseHeaders, FileUploaderOptions } from './file-uploader.class';
 
+import {Observable} from "rxjs/Rx";
+
 export class FileItem {
+  public observer:any;
+  /**
+  * Observable for subscribing the server result
+  */
+  public resObservable:Observable;
   public file:FileLikeObject;
   public _file:File;
   public alias:string;
@@ -36,6 +43,7 @@ export class FileItem {
       this.alias = uploader.options.itemAlias || 'file';
     }
     this.url = uploader.options.url;
+    this.resObservable=new Observable.create(observer=>{this.observer=observer});
   }
 
   public upload():void {

src/file-upload/file-uploader.class.ts

@@ -96,7 +96,6 @@ export class FileUploader {
       if (!options) {
         options = this.options;
       }
-
       let temp = new FileLikeObject(some);
       if (this._isValidFile(temp, arrayOfFilters, options)) {
         let fileItem = new FileItem(this, some, options);
@@ -278,6 +277,7 @@ export class FileUploader {
     }
     this.onCompleteAll();
     this.progress = this._getTotalProgress();
+    this.item.observer.next(response);
     this._render();
   }
 
@@ -328,7 +328,8 @@ export class FileUploader {
       let gist = this._isSuccessCode(xhr.status) ? 'Success' : 'Error';
       let method = '_on' + gist + 'Item';
       (this as any)[method](item, response, xhr.status, headers);
-      this._onCompleteItem(item, response, xhr.status, headers);
+      this._
+      (item, response, xhr.status, headers);
     };
     xhr.onerror = () => {
       let headers = this._parseHeaders(xhr.getAllResponseHeaders());

src/file-upload/rxjs/operator.ts

@@ -0,0 +1,6 @@
+import 'rxjs/add/operator/catch';
+import 'rxjs/add/operator/debounceTime';
+import 'rxjs/add/operator/distinctUntilChanged';
+import 'rxjs/add/operator/map';
+import 'rxjs/add/operator/switchMap';
+import 'rxjs/add/operator/toPromise';