Copilot/fix issue 2333

build.gradle

@@ -307,8 +307,11 @@ project(':cruise-control') {
     implementation 'io.swagger.parser.v3:swagger-parser-v3:2.1.16'
     implementation 'io.github.classgraph:classgraph:4.8.141'
     implementation 'com.google.code.findbugs:jsr305:3.0.2'
-    // Temporary pin for vulnerability
-    implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.2'
+    // Use Jackson BOM to ensure all Jackson modules are aligned
+    implementation platform('com.fasterxml.jackson:jackson-bom:2.17.2')
+    implementation 'com.fasterxml.jackson.core:jackson-databind'
+    implementation 'com.fasterxml.jackson.core:jackson-core'
+    implementation 'com.fasterxml.jackson.core:jackson-annotations'
     api "io.vertx:vertx-web-openapi:${vertxVersion}"
     api "io.vertx:vertx-core:${vertxVersion}"
     api "io.vertx:vertx-web:${vertxVersion}"
@@ -470,8 +473,9 @@ project(':cruise-control-metrics-reporter') {
     implementation "org.apache.kafka:kafka-server:$kafkaVersion"
     implementation "org.apache.kafka:kafka-clients:$kafkaVersion"
     implementation 'com.google.code.findbugs:jsr305:3.0.2'
-    // Temporary pin for vulnerability
-    implementation 'com.fasterxml.jackson.core:jackson-databind:2.15.2'
+    // Use Jackson BOM to ensure all Jackson modules are aligned
+    implementation platform('com.fasterxml.jackson:jackson-bom:2.17.2')
+    implementation 'com.fasterxml.jackson.core:jackson-databind'
 
     testImplementation 'junit:junit:4.13.2'
     testImplementation 'org.bouncycastle:bcpkix-jdk15on:1.70'

cruise-control/src/test/java/com/linkedin/kafka/cruisecontrol/vertx/MainVerticleTest.java

@@ -0,0 +1,80 @@
+/*
+ * Copyright 2025 LinkedIn Corp. Licensed under the BSD 2-Clause License (the "License"). See License in the project root for license information.
+ */
+
+package com.linkedin.kafka.cruisecontrol.vertx;
+
+import com.codahale.metrics.MetricRegistry;
+import com.linkedin.kafka.cruisecontrol.async.AsyncKafkaCruiseControl;
+import io.vertx.core.Vertx;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.TimeUnit;
+import org.easymock.EasyMock;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.fail;
+
+/**
+ * Unit test for {@link MainVerticle}
+ */
+public class MainVerticleTest {
+
+  private Vertx _vertx;
+  private AsyncKafkaCruiseControl _mockAsyncKafkaCruiseControl;
+  private MetricRegistry _metricRegistry;
+
+  /**
+   * Setup test dependencies before each test.
+   */
+  @Before
+  public void setup() {
+    _vertx = Vertx.vertx();
+    _mockAsyncKafkaCruiseControl = EasyMock.mock(AsyncKafkaCruiseControl.class);
+    _metricRegistry = new MetricRegistry();
+  }
+
+  /**
+   * Teardown test dependencies after each test.
+   */
+  @After
+  public void teardown() {
+    if (_vertx != null) {
+      CountDownLatch latch = new CountDownLatch(1);
+      _vertx.close(ar -> latch.countDown());
+      try {
+        latch.await(10, TimeUnit.SECONDS);
+      } catch (InterruptedException e) {
+        Thread.currentThread().interrupt();
+      }
+    }
+  }
+
+  /**
+   * Test that MainVerticle can be created with required parameters.
+   * This verifies that the Jackson dependencies are properly aligned and the class can be instantiated.
+   */
+  @Test
+  public void testMainVerticleCreation() {
+    MainVerticle verticle = new MainVerticle(_mockAsyncKafkaCruiseControl, _metricRegistry, 9090, "localhost");
+
+    assertNotNull("Verticle should not be null", verticle);
+    // Note: getEndPoints() is initialized in start() method, not in constructor
+  }
+
+  /**
+   * Test that Jackson dependencies are properly available for Vertx usage.
+   * This test ensures that the JsonIncludeProperties annotation is available,
+   * which was the root cause of issue #2333.
+   */
+  @Test
+  public void testJacksonDependenciesAvailable() {
+    try {
+      Class.forName("com.fasterxml.jackson.annotation.JsonIncludeProperties");
+    } catch (ClassNotFoundException e) {
+      fail("Jackson JsonIncludeProperties class should be available: " + e.getMessage());
+    }
+  }
+}