Fix network config "Supported" bug (#130)

* Fix network config bug

* Use Jackson instead of hacky solution for management

* run spotless

* Add assertion

photon-server/src/main/java/org/photonvision/common/configuration/NetworkConfig.java

@@ -17,6 +17,10 @@
 
 package org.photonvision.common.configuration;
 
+import com.fasterxml.jackson.annotation.JsonCreator;
+import com.fasterxml.jackson.annotation.JsonGetter;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonSetter;
 import java.util.HashMap;
 import java.util.Map;
 import org.photonvision.common.hardware.Platform;
@@ -29,24 +33,26 @@ public class NetworkConfig {
     public String hostname = "photonvision";
     public boolean runNTServer = false;
 
-    public boolean shouldManage;
+    private boolean shouldManage;
 
-    public NetworkConfig() {}
+    public NetworkConfig() {
+        setShouldManage(false);
+    }
 
+    @JsonCreator
     public NetworkConfig(
-            int teamNumber,
-            NetworkMode connectionType,
-            String staticIp,
-            String hostname,
-            boolean runNTServer,
-            boolean shouldManage) {
+            @JsonProperty("teamNumber") int teamNumber,
+            @JsonProperty("connectionType") NetworkMode connectionType,
+            @JsonProperty("staticIp") String staticIp,
+            @JsonProperty("hostname") String hostname,
+            @JsonProperty("runNTServer") boolean runNTServer,
+            @JsonProperty("shouldManage") boolean shouldManage) {
         this.teamNumber = teamNumber;
         this.connectionType = connectionType;
         this.staticIp = staticIp;
         this.hostname = hostname;
         this.runNTServer = runNTServer;
-
-        this.shouldManage = shouldManage;
+        setShouldManage(shouldManage);
     }
 
     public static NetworkConfig fromHashMap(Map<String, Object> map) {
@@ -54,11 +60,11 @@ public class NetworkConfig {
         // staticIp (str), netmask (str), hostname (str)
         var ret = new NetworkConfig();
         ret.teamNumber = Integer.parseInt(map.get("teamNumber").toString());
-        ret.shouldManage = (Boolean) map.get("supported");
         ret.connectionType = NetworkMode.values()[(Integer) map.get("connectionType")];
         ret.staticIp = (String) map.get("staticIp");
         ret.hostname = (String) map.get("hostname");
         ret.runNTServer = (Boolean) map.get("runNTServer");
+        ret.setShouldManage((Boolean) map.get("supported"));
         return ret;
     }
 
@@ -73,7 +79,13 @@ public class NetworkConfig {
         return tmp;
     }
 
+    @JsonGetter("shouldManage")
     public boolean shouldManage() {
         return this.shouldManage || Platform.isRaspberryPi();
     }
+
+    @JsonSetter("shouldManage")
+    public void setShouldManage(boolean shouldManage) {
+        this.shouldManage = shouldManage || Platform.isRaspberryPi();
+    }
 }

photon-server/src/test/java/org/photonvision/common/configuration/NetworkConfigTest.java

@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2020 Photon Vision.
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package org.photonvision.common.configuration;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import java.io.IOException;
+import java.nio.file.Path;
+import org.junit.jupiter.api.Assertions;
+import org.junit.jupiter.api.Test;
+
+public class NetworkConfigTest {
+    @Test
+    public void testSerialization() throws IOException {
+        var mapper = new ObjectMapper();
+        var path = Path.of("netTest.json");
+        mapper.writeValue(path.toFile(), new NetworkConfig());
+        Assertions.assertDoesNotThrow(() -> mapper.readValue(path.toFile(), NetworkConfig.class));
+    }
+}