APP更新之后，重启前先判断APP是否已经存活

mpmaster/src/main/java/com/xypower/mpmaster/UpdateReceiver.java

@@ -3,7 +3,13 @@ package com.xypower.mpmaster;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
+import android.text.TextUtils;
 import android.util.Log;
+import android.os.Handler;
+
+import com.xypower.common.MicroPhotoContext;
+
+import java.io.File;
 
 public class UpdateReceiver extends BroadcastReceiver {
 
@@ -40,6 +46,41 @@ public class UpdateReceiver extends BroadcastReceiver {
         }
     }
 
+    private void packageChanged(Context context, String action, String packageName, String targetPackageName, String aliveFileName) {
+        if (action.equals(Intent.ACTION_PACKAGE_REPLACED)) { // Upgrade Broadcast
+            Log.e(TAG, "onReceive:Upgraded and Restart the App:" + targetPackageName);
+            MpMasterService.resetVersions();
+            if (packageName.equals("package:" + targetPackageName)) {
+                // SysApi.enableApp(context, targetPackageName);
+                tryToRestartApp(context, targetPackageName);
+            }
+        } else if (action.equals(Intent.ACTION_PACKAGE_ADDED)) {// Install broadcast
+            Log.e(TAG, "onReceive:Installed and Start the App:" + targetPackageName);
+            MpMasterService.resetVersions();
+            if (packageName.equals("package:" + targetPackageName)) {
+                /*SystemUtil.reBootDevice();*/
+                // SysApi.enableApp(context, targetPackageName);
+                tryToRestartApp(context, targetPackageName);
+            }
+        } else if (action.equals(Intent.ACTION_PACKAGE_REMOVED)) { // Uninstall
+            // Logger.e(TAG, "onReceive:uninstall" + packageName);
+        }
+    }
+
+    private void tryToRestartApp(final Context context, final String targetPackageName) {
+        Handler handler = new Handler();
+        handler.postDelayed(new Runnable() {
+            @Override
+            public void run() {
+                if (TextUtils.equals(targetPackageName, APP_PACKAGE_MPAPP)) {
+                    startMpApp(context);
+                } else {
+                    restartAPP(context, targetPackageName);
+                }
+            }
+        }, 10000);
+    }
+
     public static void restartAPP(Context context, String packageName) {
         Intent intent = context.getPackageManager()
                 .getLaunchIntentForPackage(packageName);
@@ -47,4 +88,29 @@ public class UpdateReceiver extends BroadcastReceiver {
         context.startActivity(intent);
         // ActManager.getAppManager().finishAllActivity();
     }
+
+    public void startMpApp(final Context context) {
+        try {
+
+            if (MicroPhotoContext.isAppAlive(context, MicroPhotoContext.PACKAGE_NAME_MPAPP)) {
+                return;
+            }
+
+            String appPath = MicroPhotoContext.buildMpAppDir(context);
+            long ts = System.currentTimeMillis();
+
+            File mpappDb = new File(appPath + "data/App.db");
+            long modifiedTimeOfDb = 0;
+            if (mpappDb.exists()) {
+                modifiedTimeOfDb = mpappDb.lastModified();
+            }
+            if ((ts - modifiedTimeOfDb) > 12 * 1000) {
+                // greater than 12 seconds
+                // logger.warning("Start MpAPP as it is NOT running");
+                MicroPhotoContext.restartMpApp(context);
+            }
+        } catch (Exception ex) {
+
+        }
+    }
 }