android 两个apk之间， 访问sharedpreference

 

1:访问sharedpreference

 

A.apk 访问 B.apk中的sharedpreference

 

 

B.apk

 

Activity中

SharedPreferences settings = getSharedPreferences("name_preferences " ,Context.MODE_WORLD_READABLE);

 

androidmanifest.mk中

package="com.eddy.android.name_preferences "

 

 

A.apk

Activity中

 

    SharedPreferences settings;     Context otherAppContext;

 

        try {             otherAppContext = createPackageContext("com.eddy.android.name_preferences ", Context.CONTEXT_IGNORE_SECURITY);             settings = otherAppContext.getSharedPreferences("com.eddy.android.name_preferences ",Context.MODE_WORLD_READABLE);         } catch (NameNotFoundException e) {                         e.printStackTrace();         }

 

androidmanifest.mk中

 

android:sharedUserId="com.eddy.android.name_preferences " //--为B.apk 的package