fix system tests

Author: EddeCCC

inspectit-ocelot-agent/src/system-test/java/rocks/inspectit/ocelot/instrumentation/http/HttpInMetricTest.java

@@ -42,10 +42,10 @@ void fireRequest(String url) {
         }
     }
 
-    static class TestServlet extends HttpServlet {
+    public static class TestServlet extends HttpServlet {
 
         @Override
-        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        protected void doGet(HttpServletRequest req, HttpServletResponse resp) {
             // 123 was not a valid status code and rejected by jdk 21
             resp.setStatus(200);
         }

inspectit-ocelot-agent/src/system-test/java/rocks/inspectit/ocelot/instrumentation/servicegraph/ServiceInMetricTest.java

@@ -59,13 +59,12 @@ void fireRequest(String originService) {
         }
     }
 
-    static class TestServlet extends HttpServlet {
+    public static class TestServlet extends HttpServlet {
 
         @Override
-        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
+        protected void doGet(HttpServletRequest req, HttpServletResponse resp) {
             resp.setStatus(200);
         }
-
     }
 
     @Nested

inspectit-ocelot-agent/src/system-test/java/rocks/inspectit/ocelot/instrumentation/special/remote/ServletApiContextPropagationTest.java

@@ -68,7 +68,7 @@ void startServer(Consumer<ServletHandler> shInitializer) {
         }
     }
 
-    static class TestServlet extends HttpServlet {
+    public static class TestServlet extends HttpServlet {
 
         static Map<String, String> lastAttributes;
 
@@ -120,7 +120,7 @@ protected void doGet(HttpServletRequest req, HttpServletResponse resp) {
         }
     }
 
-    static class TestFilter implements Filter {
+    public static class TestFilter implements Filter {
 
         static Map<String, String> lastAttributes;
 

inspectit-ocelot-agent/src/system-test/java/rocks/inspectit/ocelot/instrumentation/tracing/HttpRemoteTracingTest.java

@@ -57,7 +57,7 @@ static void cleanup() throws Exception {
         server.stop();
     }
 
-    static class TracingServlet extends HttpServlet {
+    public static class TracingServlet extends HttpServlet {
 
         @Override
         public void service(ServletRequest req, ServletResponse res) throws ServletException, IOException {