int last = 0;
for (InetAddress dns : dnses) {
++last;
- String key = "net.dns" + last;
- String value = dns.getHostAddress();
- mSystemProperties.set(key, value);
+ setNetDnsProperty(last, dns.getHostAddress());
}
for (int i = last + 1; i <= mNumDnsEntries; ++i) {
- String key = "net.dns" + i;
- mSystemProperties.set(key, "");
+ setNetDnsProperty(i, "");
}
mNumDnsEntries = last;
}
+ private void setNetDnsProperty(int which, String value) {
+ final String key = "net.dns" + which;
+ // Log and forget errors setting unsupported properties.
+ try {
+ mSystemProperties.set(key, value);
+ } catch (Exception e) {
+ Log.e(TAG, "Error setting unsupported net.dns property: ", e);
+ }
+ }
+
private String getNetworkPermission(NetworkCapabilities nc) {
// TODO: make these permission strings AIDL constants instead.
if (!nc.hasCapability(NET_CAPABILITY_NOT_RESTRICTED)) {