restrict and make category private

Author: mawinter69

pom.xml

@@ -70,7 +70,7 @@
     <gitHubRepo>jenkinsci/${project.artifactId}-plugin</gitHubRepo>
     <!-- https://www.jenkins.io/doc/developer/plugin-development/choosing-jenkins-baseline/ -->
     <jenkins.baseline>2.479</jenkins.baseline>
-    <jenkins.version>${jenkins.baseline}.1</jenkins.version>
+    <jenkins.version>${jenkins.baseline}.3</jenkins.version>
 
     <hpi.compatibleSinceVersion>2.0.0</hpi.compatibleSinceVersion>
     <no-test-jar>false</no-test-jar>

src/main/java/jenkins/branch/BaseView.java

@@ -8,11 +8,14 @@
 import hudson.security.Permission;
 import java.io.IOException;
 import jenkins.scm.api.SCMCategory;
+import org.kohsuke.accmod.Restricted;
+import org.kohsuke.accmod.restrictions.NoExternalUse;
 import org.springframework.security.core.Authentication;
 
+@Restricted(NoExternalUse.class)
 public abstract class BaseView<T extends SCMCategory<?>> extends ListView {
 
-    protected final T category;
+    private final T category;
 
     public BaseView(ViewGroup owner, @NonNull T category) {
         super(category.getName(), owner);