PhoneUtils.java 文件源码

public static boolean checkPermission(Context context, String permission) {
    boolean result = false;
    if (Build.VERSION.SDK_INT >= 23) {
        try {
            Class<?> clazz = Class.forName("android.content.Context");
            Method method = clazz.getMethod("checkSelfPermission", String.class);
            int rest = (Integer) method.invoke(context, permission);
            if (rest == PackageManager.PERMISSION_GRANTED) {
                result = true;
            } else {
                result = false;
            }
        } catch (Exception e) {
            result = false;
        }
    } else {
        PackageManager pm = context.getPackageManager();
        if (pm.checkPermission(permission, context.getPackageName()) == PackageManager.PERMISSION_GRANTED) {
            result = true;
        }
    }
    return result;
}