[JENKINS-73279] Adapt LDAP plugin for Spring Security 6.x

Jenkinsfile

@@ -1,6 +1,5 @@
 buildPlugin(
   configurations: [
-    [platform: 'linux', jdk: 11],
     [platform: 'linux', jdk: 21],
     [platform: 'windows', jdk: 17],
 ])

pom.xml

@@ -26,7 +26,11 @@
     <changelist>999999-SNAPSHOT</changelist>
     <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
     <apacheds.version>2.0.0.AM25</apacheds.version>
-    <jenkins.version>2.361.4</jenkins.version>
+    <!-- TODO JENKINS-73278 https://ci.jenkins.io/job/Core/job/jenkins/job/jakarta/ -->
+    <jenkins.version>2.472-rc35224.83b_736a_f3fc3</jenkins.version>
+    <!-- TODO JENKINS-73339 until in parent POM -->
+    <jenkins-test-harness.version>2250.v03a_1295b_0a_30</jenkins-test-harness.version>
+    <maven.compiler.release>17</maven.compiler.release>
   </properties>
 
   <scm>
@@ -301,6 +305,12 @@
         <scope>import</scope>
         <type>pom</type>
       </dependency>
+      <!-- TODO JENKINS-73339 until in parent POM, work around https://github.com/jenkinsci/plugin-pom/issues/936 -->
+      <dependency>
+        <groupId>jakarta.servlet</groupId>
+        <artifactId>jakarta.servlet-api</artifactId>
+        <version>5.0.0</version>
+      </dependency>
     </dependencies>
   </dependencyManagement>
 

src/main/java/hudson/security/LDAPSecurityRealm.java

@@ -78,7 +78,7 @@
 import org.kohsuke.accmod.restrictions.NoExternalUse;
 import org.kohsuke.stapler.DataBoundConstructor;
 import org.kohsuke.stapler.DataBoundSetter;
-import org.kohsuke.stapler.StaplerRequest;
+import org.kohsuke.stapler.StaplerRequest2;
 import org.kohsuke.stapler.interceptor.RequirePOST;
 
 import edu.umd.cs.findbugs.annotations.CheckForNull;
@@ -1483,7 +1483,7 @@ public IdStrategy getDefaultIdStrategy() {
         }
 
         @Override
-        public SecurityRealm newInstance(StaplerRequest req, JSONObject formData) throws FormException {
+        public SecurityRealm newInstance(StaplerRequest2 req, JSONObject formData) throws FormException {
             if (!formData.has("configurations")) {
                 throw new Descriptor.FormException(jenkins.security.plugins.ldap.Messages.LDAPSecurityRealm_AtLeastOne(), "configurations");
             } else {
@@ -1514,7 +1514,7 @@ public SecurityRealm newInstance(StaplerRequest req, JSONObject formData) throws
         }
 
         @RequirePOST
-        public FormValidation doValidate(StaplerRequest req) throws Exception {
+        public FormValidation doValidate(StaplerRequest2 req) throws Exception {
             if (!Jenkins.get().hasPermission(Jenkins.ADMINISTER)) {
                 // require admin to test
                 return FormValidation.ok();