cache shourtcut image

Deep shortcuts now supports icon cache.

When workspace is being loaded, we will now attempt to load deep
shortcuts from memcache/db.

The icon for deep shortcuts loaded in the workspace is saved to
memcache/db after the workspace is loaded.

Bug: 140242324
Change-Id: I49da8319ad203476fe1e45683e2848dbde3473f2

1 files changed, 8 insertions, 0 deletions

diff --git a/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java b/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
index 09f59b84c..16bc7ae83 100644
--- a/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
+++ b/iconloaderlib/src/com/android/launcher3/icons/cache/CachingLogic.java
@@ -17,6 +17,7 @@ package com.android.launcher3.icons.cache;
 
 import android.content.ComponentName;
 import android.content.Context;
+import android.content.pm.PackageInfo;
 import android.os.LocaleList;
 import android.os.UserHandle;
 
@@ -41,4 +42,11 @@ public interface CachingLogic<T> {
     default String getKeywords(T object, LocaleList localeList) {
         return null;
     }
+
+    /**
+     * Returns the timestamp the entry was last updated in cache.
+     */
+    default long getLastUpdatedTime(T object, PackageInfo info) {
+        return info.lastUpdateTime;
+    }
 }