move MMKV init & destry logic into Application class

code-goblin · Apr 3, 2020 · 8f0dfe1 · 8f0dfe1
1 parent d44a767
commit 8f0dfe1
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Showing 3 changed files with 89 additions and 73 deletions.
diff --git a/Android/MMKV/mmkvdemo/src/main/AndroidManifest.xml b/Android/MMKV/mmkvdemo/src/main/AndroidManifest.xml
@@ -8,7 +8,8 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/AppTheme">
+        android:theme="@style/AppTheme"
+        android:name=".MyApplication">
         <activity android:name=".MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

diff --git a/Android/MMKV/mmkvdemo/src/main/java/com/tencent/mmkvdemo/MainActivity.java b/Android/MMKV/mmkvdemo/src/main/java/com/tencent/mmkvdemo/MainActivity.java
@@ -32,47 +32,23 @@
 import android.widget.Button;
 import android.widget.TextView;
 import androidx.appcompat.app.AppCompatActivity;
-import com.getkeepsafe.relinker.ReLinker;
 import com.tencent.mmkv.MMKV;
-import com.tencent.mmkv.MMKVContentChangeNotification;
-import com.tencent.mmkv.MMKVHandler;
-import com.tencent.mmkv.MMKVLogLevel;
-import com.tencent.mmkv.MMKVRecoverStrategic;
 import com.tencent.mmkv.NativeBuffer;
 import java.util.Arrays;
 import java.util.HashSet;
 import java.util.LinkedHashSet;
 import org.jetbrains.annotations.Nullable;
 
-public class MainActivity extends AppCompatActivity implements MMKVHandler, MMKVContentChangeNotification {
+public class MainActivity extends AppCompatActivity {
     static private final String KEY_1 = "Ashmem_Key_1";
     static private final String KEY_2 = "Ashmem_Key_2";
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
 
-        // set root dir
-        //String rootDir = MMKV.initialize(this);
-        String dir = getFilesDir().getAbsolutePath() + "/mmkv";
-        String rootDir = MMKV.initialize(dir, new MMKV.LibLoader() {
-            @Override
-            public void loadLibrary(String libName) {
-                ReLinker.loadLibrary(MainActivity.this, libName);
-            }
-        }, MMKVLogLevel.LevelInfo);
-        Log.i("MMKV", "mmkv root: " + rootDir);
-
-        // set log level
-        MMKV.setLogLevel(MMKVLogLevel.LevelInfo);
-
-        // you can turn off logging
-        //MMKV.setLogLevel(MMKVLogLevel.LevelNone);
-
-        MMKV.registerHandler(this);
-        MMKV.registerContentChangeNotify(this);
-
         TextView tv = (TextView) findViewById(R.id.sample_text);
+        String rootDir = MMKV.getRootDir();
         tv.setText(rootDir);
 
         final Button button = findViewById(R.id.button);
@@ -141,12 +117,6 @@ public void onClick(View v) {
         //testFastRemoveCornerSize();
     }
 
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-        MMKV.onExit();
-    }
-
     private void testInterProcessLogic() {
         MMKV mmkv = MMKV.mmkvWithID(MyService.MMKV_ID, MMKV.MULTI_PROCESS_MODE, MyService.CryptKey);
         mmkv.putInt(MyService.CMD_ID, 1024);
@@ -456,44 +426,4 @@ private void testFastRemoveCornerSize() {
             mmkv.removeValueForKey(key);
         }
     }
-
-    @Override
-    public MMKVRecoverStrategic onMMKVCRCCheckFail(String mmapID) {
-        return MMKVRecoverStrategic.OnErrorRecover;
-    }
-
-    @Override
-    public MMKVRecoverStrategic onMMKVFileLengthError(String mmapID) {
-        return MMKVRecoverStrategic.OnErrorRecover;
-    }
-
-    @Override
-    public boolean wantLogRedirecting() {
-        return true;
-    }
-
-    @Override
-    public void mmkvLog(MMKVLogLevel level, String file, int line, String func, String message) {
-        String log = "<" + file + ":" + line + "::" + func + "> " + message;
-        switch (level) {
-            case LevelDebug:
-                Log.d("redirect logging MMKV", log);
-                break;
-            case LevelNone:
-            case LevelInfo:
-                Log.i("redirect logging MMKV", log);
-                break;
-            case LevelWarning:
-                Log.w("redirect logging MMKV", log);
-                break;
-            case LevelError:
-                Log.e("redirect logging MMKV", log);
-                break;
-        }
-    }
-
-    @Override
-    public void onContentChangedByOuterProcess(String mmapID) {
-        Log.i("content changed", mmapID);
-    }
 }
diff --git a/Android/MMKV/mmkvdemo/src/main/java/com/tencent/mmkvdemo/MyApplication.java b/Android/MMKV/mmkvdemo/src/main/java/com/tencent/mmkvdemo/MyApplication.java
@@ -0,0 +1,85 @@
+package com.tencent.mmkvdemo;
+
+import android.app.Application;
+import android.util.Log;
+
+import com.getkeepsafe.relinker.ReLinker;
+import com.tencent.mmkv.MMKV;
+import com.tencent.mmkv.MMKVContentChangeNotification;
+import com.tencent.mmkv.MMKVHandler;
+import com.tencent.mmkv.MMKVLogLevel;
+import com.tencent.mmkv.MMKVRecoverStrategic;
+
+public class MyApplication extends Application implements MMKVHandler, MMKVContentChangeNotification {
+    @Override
+    public void onCreate() {
+        super.onCreate();
+
+        // set root dir
+        //String rootDir = MMKV.initialize(this);
+        String dir = getFilesDir().getAbsolutePath() + "/mmkv";
+        String rootDir = MMKV.initialize(dir, new MMKV.LibLoader() {
+            @Override
+            public void loadLibrary(String libName) {
+                ReLinker.loadLibrary(MyApplication.this, libName);
+            }
+        }, MMKVLogLevel.LevelInfo);
+        Log.i("MMKV", "mmkv root: " + rootDir);
+
+        // set log level
+        MMKV.setLogLevel(MMKVLogLevel.LevelInfo);
+
+        // you can turn off logging
+        //MMKV.setLogLevel(MMKVLogLevel.LevelNone);
+
+        MMKV.registerHandler(this);
+        MMKV.registerContentChangeNotify(this);
+    }
+
+    @Override
+    public void onTerminate() {
+        MMKV.onExit();
+
+        super.onTerminate();
+    }
+
+    @Override
+    public MMKVRecoverStrategic onMMKVCRCCheckFail(String mmapID) {
+        return MMKVRecoverStrategic.OnErrorRecover;
+    }
+
+    @Override
+    public MMKVRecoverStrategic onMMKVFileLengthError(String mmapID) {
+        return MMKVRecoverStrategic.OnErrorRecover;
+    }
+
+    @Override
+    public boolean wantLogRedirecting() {
+        return true;
+    }
+
+    @Override
+    public void mmkvLog(MMKVLogLevel level, String file, int line, String func, String message) {
+        String log = "<" + file + ":" + line + "::" + func + "> " + message;
+        switch (level) {
+            case LevelDebug:
+                Log.d("redirect logging MMKV", log);
+                break;
+            case LevelNone:
+            case LevelInfo:
+                Log.i("redirect logging MMKV", log);
+                break;
+            case LevelWarning:
+                Log.w("redirect logging MMKV", log);
+                break;
+            case LevelError:
+                Log.e("redirect logging MMKV", log);
+                break;
+        }
+    }
+
+    @Override
+    public void onContentChangedByOuterProcess(String mmapID) {
+        Log.i("content changed", mmapID);
+    }
+}