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