Make NMDeviceInfo a record

photon-core/src/main/java/org/photonvision/common/networking/NetworkManager.java

@@ -77,21 +77,22 @@ public class NetworkManager {
         var ethernetDevices = NetworkUtils.getAllWiredInterfaces();
         for (NMDeviceInfo deviceInfo : ethernetDevices) {
             activeConnections.put(
-                    deviceInfo.devName, NetworkUtils.getActiveConnection(deviceInfo.devName));
-            monitorDevice(deviceInfo.devName, 5000);
+                    deviceInfo.devName(), NetworkUtils.getActiveConnection(deviceInfo.devName()));
+            monitorDevice(deviceInfo.devName(), 5000);
         }
 
         var physicalDevices = NetworkUtils.getAllActiveWiredInterfaces();
         var config = ConfigManager.getInstance().getConfig().getNetworkConfig();
-        if (physicalDevices.stream().noneMatch(it -> (it.devName.equals(config.networkManagerIface)))) {
+        if (physicalDevices.stream()
+                .noneMatch(it -> (it.devName().equals(config.networkManagerIface)))) {
             try {
                 // if the configured interface isn't in the list of available ones, select one that is
                 var iFace = physicalDevices.stream().findFirst().orElseThrow();
                 logger.warn(
                         "The configured interface doesn't match any available interface. Applying configuration to "
-                                + iFace.devName);
+                                + iFace.devName());
                 // update NetworkConfig with found interface
-                config.networkManagerIface = iFace.devName;
+                config.networkManagerIface = iFace.devName();
                 ConfigManager.getInstance().requestSave();
             } catch (NoSuchElementException e) {
                 // if there are no available interfaces, go with the one from settings

photon-core/src/main/java/org/photonvision/common/networking/NetworkUtils.java

@@ -53,26 +53,16 @@ public class NetworkUtils {
         }
     }
 
-    public static class NMDeviceInfo {
+    /**
+     * Contains data about network devices retrieved from "nmcli device show"
+     *
+     * @param connName The human-readable name used by "nmcli con"
+     * @param devName The underlying device name, used by dhclient
+     * @param nmType The NetworkManager device type
+     */
+    public static record NMDeviceInfo(String connName, String devName, NMType nmType) {
         public NMDeviceInfo(String c, String d, String type) {
-            connName = c;
-            devName = d;
-            nmType = NMType.typeForString(type);
-        }
-
-        public final String connName; // Human-readable name used by "nmcli con"
-        public final String devName; // underlying device, used by dhclient
-        public final NMType nmType;
-
-        @Override
-        public String toString() {
-            return "NMDeviceInfo [connName="
-                    + connName
-                    + ", devName="
-                    + devName
-                    + ", nmType="
-                    + nmType
-                    + "]";
+            this(c, d, NMType.typeForString(type));
         }
     }