获取MainFest中MetaData对应的key节点数据

// ========================================================================/** 获取MainFest中MetaData对应的key节点数据 */private String getMetaData(Activity activity1, String key){ApplicationInfo appInfo;try{appInfo = activity1.getPackageManager().getApplicationInfo(activity1.getPackageName(), PackageManager.GET_META_DATA);String value = appInfo.metaData.get(key).toString();if (show) Log.d(TAG, key + " == " + value);return value;}catch (NameNotFoundException e){e.printStackTrace();return null;}}