SharedPreferences 跨进程共享

SharedPreferences 跨进程共享

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进程a

    private int mode  = Context.MODE_WORLD_READABLE;    SharedPreferences setting = mContext.getSharedPreferences("smartsetting", mode);

进程b

            try {                Context  useCount = createPackageContext("com.android.settings",                   Context.CONTEXT_IGNORE_SECURITY);                smartsetting = useCount.getSharedPreferences("smartsetting", Context.MODE_MULTI_PROCESS);               } catch (NameNotFoundException e) {                // TODO Auto-generated catch block                e.printStackTrace();            }