some changes

src/main/java/ru.froggymonitor/rewardplugin/FormDataHandler.java

@@ -14,10 +14,15 @@ import java.util.*;
 public abstract class FormDataHandler implements HttpHandler {
     @Override
     public void handle(HttpExchange httpExchange) throws IOException {
+        System.out.println(httpExchange);
+
         Headers headers = httpExchange.getRequestHeaders();
+
+        if (headers.containsKey("Content-type")) {
+            Map<String, Object> params = new HashMap<>();
+
             String contentType = headers.getFirst("Content-Type");
             String data = new String(httpExchange.getRequestBody().readAllBytes());
-        Map<String, Object> params = new HashMap<>();
 
             if (contentType.startsWith("multipart/form-data")) {
                 String boundary = "--" + contentType.substring(contentType.indexOf("boundary=") + 9) + "\r\n";
@@ -59,6 +64,13 @@ public abstract class FormDataHandler implements HttpHandler {
             } catch (Exception e) {
                 e.printStackTrace();
             }
+        } else {
+            try {
+                handle(httpExchange, new HashMap<>(), "");
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
     }
 
     public abstract void handle(HttpExchange httpExchange,Map<String,Object> parts,String data) throws IOException;

src/main/java/ru.froggymonitor/rewardplugin/SitePart.java

@@ -47,6 +47,8 @@ public class SitePart extends FormDataHandler {
         String method = e.getRequestMethod();
         String path = e.getRequestURI().getPath();
 
+        System.out.println(response+" "+status_code+" "+path+" "+method);
+
         if (method.equals("GET")) {
             if (path.equals(Main.me.vote_page)) {
                 if (params.containsKey("nickname") &&

src/main/resources/config.yml

@@ -1,6 +1,6 @@
 site_host: localhost   # IP адрес для сайта
 site_port: 8080        # Порт для сайта
-site_backlog: 5        # Максимальное кол-во подключений одновременно
+site_backlog: 0        # Максимальное кол-во подключений одновременно
 
 secret_token: "ваш_секретный_токен" # Секретный токен с FroggyMonitor
 

src/main/resources/plugin.yml

@@ -1,4 +1,4 @@
-name: MonitoringReward
+name: FroggyMonitorReward
 version: '${project.version}'
 main: ru.froggymonitor.rewardplugin.Main
 api-version: 1.13