Activity provide Cache

arms/src/main/java/com/jess/arms/base/BaseActivity.java

@@ -25,8 +25,11 @@ import android.util.AttributeSet;
 import android.view.View;
 
 import com.jess.arms.base.delegate.IActivity;
+import com.jess.arms.integration.cache.Cache;
+import com.jess.arms.integration.cache.CacheType;
 import com.jess.arms.integration.lifecycle.ActivityLifecycleable;
 import com.jess.arms.mvp.IPresenter;
+import com.jess.arms.utils.ArmsUtils;
 import com.trello.rxlifecycle2.android.ActivityEvent;
 
 import javax.inject.Inject;
@@ -52,9 +55,14 @@ public abstract class BaseActivity<P extends IPresenter> extends AppCompatActivi
     protected final String TAG = this.getClass().getSimpleName();
     private Unbinder mUnbinder;
     private final BehaviorSubject<ActivityEvent> mLifecycleSubject = BehaviorSubject.create();
+    private final Cache<String, Object> mCache = ArmsUtils.obtainAppComponentFromContext(this).cacheFactory().build(CacheType.ACTIVITY_CACHE);
     @Inject
     protected P mPresenter;
 
+    @Override
+    public Cache<String, Object> provideCache() {
+        return mCache;
+    }
 
     @NonNull
     @Override

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

 /**
-  * Copyright 2017 JessYan
-  *
-  * Licensed under the Apache License, Version 2.0 (the "License");
-  * you may not use this file except in compliance with the License.
-  * You may obtain a copy of the License at
-  *
-  *      http://www.apache.org/licenses/LICENSE-2.0
-  *
-  * Unless required by applicable law or agreed to in writing, software
-  * distributed under the License is distributed on an "AS IS" BASIS,
-  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  * See the License for the specific language governing permissions and
-  * limitations under the License.
-  */
+ * Copyright 2017 JessYan
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 package com.jess.arms.base.delegate;
 
 
@@ -23,6 +23,8 @@ import android.support.v4.app.FragmentManager;
 import com.jess.arms.base.BaseActivity;
 import com.jess.arms.base.BaseFragment;
 import com.jess.arms.di.component.AppComponent;
+import com.jess.arms.integration.cache.Cache;
+import com.jess.arms.integration.cache.LruCache;
 
 import org.simple.eventbus.EventBus;
 
@@ -38,6 +40,13 @@ import org.simple.eventbus.EventBus;
  */
 public interface IActivity {
 
+    /**
+     * 提供在 {@link Activity} 生命周期内的缓存容器, 可向此 {@link Activity} 存取一些必要的数据
+     *
+     * @return like {@link LruCache}
+     */
+    Cache<String, Object> provideCache();
+
     /**
      * 提供 AppComponent(提供所有的单例对象)给实现类,进行 Component 依赖
      *

arms/src/main/java/com/jess/arms/di/component/AppComponent.java

@@ -76,5 +76,8 @@ public interface AppComponent {
     //用来存取一些整个App公用的数据,切勿大量存放大容量数据
     Cache<String, Object> extras();
 
+    //用于创建框架所需缓存对象的工厂
+    Cache.Factory cacheFactory();
+
     void inject(AppDelegate delegate);
 }

arms/src/main/java/com/jess/arms/integration/cache/CacheType.java

@@ -15,8 +15,13 @@
  */
 package com.jess.arms.integration.cache;
 
+import android.app.Activity;
 import android.app.ActivityManager;
 import android.content.Context;
+import android.support.v4.app.Fragment;
+
+import com.jess.arms.di.component.AppComponent;
+import com.jess.arms.integration.RepositoryManager;
 
 /**
  * ================================================
@@ -33,8 +38,10 @@ public interface CacheType {
     int RETROFIT_SERVICE_CACHE_TYPE_ID = 0;
     int CACHE_SERVICE_CACHE_TYPE_ID = 1;
     int EXTRAS_TYPE_ID = 2;
+    int ACTIVITY_CACHE_TYPE_ID = 3;
+    int FRAGMENT_CACHE_TYPE_ID = 4;
     /**
-     * RepositoryManager 中存储 Retrofit Service 的容器
+     * {@link RepositoryManager}中存储 Retrofit Service 的容器
      */
     CacheType RETROFIT_SERVICE_CACHE = new CacheType() {
         private static final int MAX_SIZE = 150;
@@ -49,7 +56,7 @@ public interface CacheType {
         public int calculateCacheSize(Context context) {
             ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
             int targetMemoryCacheSize = (int) (activityManager.getMemoryClass() * MAX_SIZE_MULTIPLIER * 1024);
-            if (targetMemoryCacheSize >= MAX_SIZE){
+            if (targetMemoryCacheSize >= MAX_SIZE) {
                 return MAX_SIZE;
             }
             return targetMemoryCacheSize;
@@ -57,7 +64,7 @@ public interface CacheType {
     };
 
     /**
-     * RepositoryManager 中储存 Cache Service 的容器
+     * {@link RepositoryManager} 中储存 Cache Service 的容器
      */
     CacheType CACHE_SERVICE_CACHE = new CacheType() {
         private static final int MAX_SIZE = 150;
@@ -72,7 +79,7 @@ public interface CacheType {
         public int calculateCacheSize(Context context) {
             ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
             int targetMemoryCacheSize = (int) (activityManager.getMemoryClass() * MAX_SIZE_MULTIPLIER * 1024);
-            if (targetMemoryCacheSize >= MAX_SIZE){
+            if (targetMemoryCacheSize >= MAX_SIZE) {
                 return MAX_SIZE;
             }
             return targetMemoryCacheSize;
@@ -80,7 +87,7 @@ public interface CacheType {
     };
 
     /**
-     * AppComponent 中的 extras
+     * {@link AppComponent} 中的 extras
      */
     CacheType EXTRAS = new CacheType() {
         private static final int MAX_SIZE = 500;
@@ -95,7 +102,53 @@ public interface CacheType {
         public int calculateCacheSize(Context context) {
             ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
             int targetMemoryCacheSize = (int) (activityManager.getMemoryClass() * MAX_SIZE_MULTIPLIER * 1024);
-            if (targetMemoryCacheSize >= MAX_SIZE){
+            if (targetMemoryCacheSize >= MAX_SIZE) {
+                return MAX_SIZE;
+            }
+            return targetMemoryCacheSize;
+        }
+    };
+
+    /**
+     * {@link Activity} 中存储数据的容器
+     */
+    CacheType ACTIVITY_CACHE = new CacheType() {
+        private static final int MAX_SIZE = 80;
+        private static final float MAX_SIZE_MULTIPLIER = 0.0008f;
+
+        @Override
+        public int getCacheTypeId() {
+            return ACTIVITY_CACHE_TYPE_ID;
+        }
+
+        @Override
+        public int calculateCacheSize(Context context) {
+            ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
+            int targetMemoryCacheSize = (int) (activityManager.getMemoryClass() * MAX_SIZE_MULTIPLIER * 1024);
+            if (targetMemoryCacheSize >= MAX_SIZE) {
+                return MAX_SIZE;
+            }
+            return targetMemoryCacheSize;
+        }
+    };
+
+    /**
+     * {@link Fragment} 中存储数据的容器
+     */
+    CacheType FRAGMENT_CACHE = new CacheType() {
+        private static final int MAX_SIZE = 80;
+        private static final float MAX_SIZE_MULTIPLIER = 0.0008f;
+
+        @Override
+        public int getCacheTypeId() {
+            return FRAGMENT_CACHE_TYPE_ID;
+        }
+
+        @Override
+        public int calculateCacheSize(Context context) {
+            ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
+            int targetMemoryCacheSize = (int) (activityManager.getMemoryClass() * MAX_SIZE_MULTIPLIER * 1024);
+            if (targetMemoryCacheSize >= MAX_SIZE) {
                 return MAX_SIZE;
             }
             return targetMemoryCacheSize;