android GPS: code should explicitly check to see if permission is available

转载的，感谢作者，由于我找了很久才找到这个解决方法，因此我自己再转一遍

原文链接

https://blog.csdn.net/qinwendou/article/details/77849048

if (ContextCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED
|| ContextCompat.checkSelfPermission(this, android.Manifest.permission.ACCESS_COARSE_LOCATION) == PackageManager.PERMISSION_GRANTED)
{}
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