Used IntelligentCache on FragmentLifecycle

arms/src/main/java/com/jess/arms/base/delegate/ActivityDelegate.java

@@ -35,8 +35,7 @@ public interface ActivityDelegate {
     String LAYOUT_LINEARLAYOUT = "LinearLayout";
     String LAYOUT_FRAMELAYOUT = "FrameLayout";
     String LAYOUT_RELATIVELAYOUT = "RelativeLayout";
-    String ACTIVITY_DELEGATE = "activity_delegate";
-
+    String ACTIVITY_DELEGATE = "ACTIVITY_DELEGATE";
 
     void onCreate(@Nullable Bundle savedInstanceState);
 

arms/src/main/java/com/jess/arms/base/delegate/FragmentDelegate.java

@@ -34,7 +34,7 @@ import android.view.View;
  * ================================================
  */
 public interface FragmentDelegate {
-    String FRAGMENT_DELEGATE = "fragment_delegate";
+    String FRAGMENT_DELEGATE = "FRAGMENT_DELEGATE";
 
     void onAttach(@NonNull Context context);
 

arms/src/main/java/com/jess/arms/di/module/GlobalConfigModule.java

@@ -217,9 +217,9 @@ public class GlobalConfigModule {
             @Override
             public Cache build(CacheType type) {
                 //若想自定义 LruCache 的 size, 或者不想使用 LruCache, 想使用自己自定义的策略
-                //并使用 GlobalConfigModule.Builder#cacheFactory() 扩展
-                    //Activity, Fragment 以及 Extras 使用 IntelligentCache (具有 LruCache 和 可永久存储数据的 Map)
+                //使用 GlobalConfigModule.Builder#cacheFactory() 即可扩展
                 switch (type.getCacheTypeId()){
+                    //Activity、Fragment 以及 Extras 使用 IntelligentCache (具有 LruCache 和 可永久存储数据的 Map)
                     case CacheType.EXTRAS_TYPE_ID:
                     case CacheType.ACTIVITY_CACHE_TYPE_ID:
                     case CacheType.FRAGMENT_CACHE_TYPE_ID:

arms/src/main/java/com/jess/arms/integration/FragmentLifecycle.java

@@ -26,6 +26,7 @@ import com.jess.arms.base.delegate.FragmentDelegate;
 import com.jess.arms.base.delegate.FragmentDelegateImpl;
 import com.jess.arms.base.delegate.IFragment;
 import com.jess.arms.integration.cache.Cache;
+import com.jess.arms.integration.cache.IntelligentCache;
 import com.jess.arms.utils.Preconditions;
 
 import javax.inject.Inject;
@@ -58,7 +59,9 @@ public class FragmentLifecycle extends FragmentManager.FragmentLifecycleCallback
             if (fragmentDelegate == null || !fragmentDelegate.isAdded()) {
                 Cache<String, Object> cache = getCacheFromFragment((IFragment) f);
                 fragmentDelegate = new FragmentDelegateImpl(fm, f);
-                cache.put(FragmentDelegate.FRAGMENT_DELEGATE, fragmentDelegate);
+                //使用 IntelligentCache.KEY_KEEP 作为 key 的前缀, 可以使储存的数据永久存储在内存中
+                //否则存储在 LRU 算法的存储空间中, 前提是 Fragment 使用的是 IntelligentCache (框架默认使用)
+                cache.put(IntelligentCache.KEY_KEEP + FragmentDelegate.FRAGMENT_DELEGATE, fragmentDelegate);
             }
             fragmentDelegate.onAttach(context);
         }
@@ -166,7 +169,7 @@ public class FragmentLifecycle extends FragmentManager.FragmentLifecycleCallback
     private FragmentDelegate fetchFragmentDelegate(Fragment fragment) {
         if (fragment instanceof IFragment) {
             Cache<String, Object> cache = getCacheFromFragment((IFragment) fragment);
-            return (FragmentDelegate) cache.get(FragmentDelegate.FRAGMENT_DELEGATE);
+            return (FragmentDelegate) cache.get(IntelligentCache.KEY_KEEP + FragmentDelegate.FRAGMENT_DELEGATE);
         }
         return null;
     }