diff --git a/src/cn/trinea/android/demo/ImageCacheDemo.java b/src/cn/trinea/android/demo/ImageCacheDemo.java
index 672a0ee..4d90006 100644
--- a/src/cn/trinea/android/demo/ImageCacheDemo.java
+++ b/src/cn/trinea/android/demo/ImageCacheDemo.java
@@ -163,6 +163,11 @@ public void onGetFailed(String imageUrl, Drawable imageDrawable, View view, Fail
                                             .append(failedReason.getFailedType()).append(", failed reason is: ")
                                             .append(failedReason.getCause().getMessage()).toString());
             }
+
+            @Override
+            public void onGetNotInCache(String imageUrl, View view) {
+                // you can do something when image not in cache, for example set default image
+            }
         };
         IMAGE_CACHE.setOnImageCallbackListener(imageCallBack);
         IMAGE_CACHE.setCacheFullRemoveType(new RemoveTypeLastUsedTimeFirst<Drawable>());