Use Java 17 language features

src/main/java/hudson/plugins/git/BranchSpec.java

@@ -6,6 +6,7 @@
 import hudson.model.Descriptor;
 import org.kohsuke.stapler.DataBoundConstructor;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -32,6 +33,7 @@
  */
 @ExportedBean
 public class BranchSpec extends AbstractDescribableImpl<BranchSpec> implements Serializable {
+    @Serial
     private static final long serialVersionUID = -6177158367915899356L;
 
     private String name;

src/main/java/hudson/plugins/git/GitBranchSpecifierColumn.java

@@ -26,8 +26,7 @@
         SCMTriggerItem s = SCMTriggerItem.SCMTriggerItems.asSCMTriggerItem(item);
         if(s != null) {
             for(SCM scm : s.getSCMs()) {
-                if (scm instanceof GitSCM) {
-                    GitSCM gitScm = (GitSCM)scm;
+                if (scm instanceof GitSCM gitScm) {
                     for(BranchSpec spec : gitScm.getBranches()) {
                         branchSpec.add(spec.getName());
                     }

src/main/java/hudson/plugins/git/GitPublisher.java

@@ -30,11 +30,13 @@
 
 import jakarta.servlet.ServletException;
 import java.io.IOException;
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
 
 public class GitPublisher extends Recorder implements Serializable {
+    @Serial
     private static final long serialVersionUID = 1L;
 
     /**
@@ -482,6 +484,7 @@ private FormValidation checkFieldNotEmpty(String value, String field) {
     }
 
     public static abstract class PushConfig extends AbstractDescribableImpl<PushConfig> implements Serializable {
+        @Serial
         private static final long serialVersionUID = 1L;
 
         private String targetRepoName;

src/main/java/hudson/plugins/git/GitRevisionBuildParameters.java

@@ -55,9 +55,9 @@
 	public Action getAction(AbstractBuild<?,?> build, TaskListener listener) {
 		BuildData data = build.getAction(BuildData.class);
 		if (data == null && Jenkins.get().getPlugin("promoted-builds") != null) {
-            if (build instanceof hudson.plugins.promoted_builds.Promotion) {
+            if (build instanceof hudson.plugins.promoted_builds.Promotion promotion) {
                 // We are running as a build promotion, so have to retrieve the git scm from target job
-                AbstractBuild<?,?> targetBuild = ((hudson.plugins.promoted_builds.Promotion) build).getTargetBuild();
+                AbstractBuild<?,?> targetBuild = promotion.getTargetBuild();
                 if (targetBuild != null) {
                     data = targetBuild.getAction(BuildData.class);
                 }

src/main/java/hudson/plugins/git/GitSCM.java

@@ -75,12 +75,13 @@
 import java.io.IOException;
 import java.io.OutputStreamWriter;
 import java.io.PrintStream;
+import java.io.Serial;
 import java.io.Serializable;
 import java.io.Writer;
 import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.InvalidPathException;
-import java.nio.file.Paths;
+import java.nio.file.Path;
 import java.text.MessageFormat;
 import java.util.AbstractList;
 import java.util.ArrayList;
@@ -710,13 +711,13 @@
             listener.getLogger().println("[poll] Last Built Revision: " + buildData.lastBuild.revision);
         }
 
-        final EnvVars pollEnv = project instanceof AbstractProject ? GitUtils.getPollEnvironment((AbstractProject) project, workspace, launcher, listener, false) : lastBuild.getEnvironment(listener);
+        final EnvVars pollEnv = project instanceof AbstractProject<?,?> ap ? GitUtils.getPollEnvironment(ap, workspace, launcher, listener, false) : lastBuild.getEnvironment(listener);
 
         final String singleBranch = getSingleBranch(pollEnv);
 
         if (!requiresWorkspaceForPolling(pollEnv)) {
 
-            final EnvVars environment = project instanceof AbstractProject ? GitUtils.getPollEnvironment((AbstractProject) project, workspace, launcher, listener, false) : new EnvVars();
+            final EnvVars environment = project instanceof AbstractProject<?,?> ap ? GitUtils.getPollEnvironment(ap, workspace, launcher, listener, false) : new EnvVars();
 
             GitClient git = createClient(listener, environment, lastBuild, Jenkins.get(), null);
 
@@ -784,7 +785,7 @@
         }
 
         final Node node = GitUtils.workspaceToNode(workspace);
-        final EnvVars environment = project instanceof AbstractProject ? GitUtils.getPollEnvironment((AbstractProject) project, workspace, launcher, listener) : project.getEnvironment(node, listener);
+        final EnvVars environment = project instanceof AbstractProject<?,?> ap ? GitUtils.getPollEnvironment(ap, workspace, launcher, listener) : project.getEnvironment(node, listener);
 
         FilePath workingDirectory = workingDirectory(project,workspace,environment,listener);
 
@@ -1175,8 +1176,7 @@
             log.println("Multiple candidate revisions");
             if (checkForMultipleRevisions) {
                 Job<?, ?> job = build.getParent();
-                if (job instanceof AbstractProject) {
-                    AbstractProject project = (AbstractProject) job;
+                if (job instanceof AbstractProject<?,?> project) {
                     if (!project.isDisabled()) {
                         log.println("Scheduling another build to catch up with " + project.getFullDisplayName());
                         if (!project.scheduleBuild(0, new SCMTrigger.SCMTriggerCause("This build was triggered by build "
@@ -1416,7 +1416,7 @@
         }
         try {
             // Check for local remotes with no protocol like /path/to/repo.git/
-            return !Files.exists(Paths.get(remoteUrl));
+            return !Files.exists(Path.of(remoteUrl));
         } catch (InvalidPathException e) {
             return true;
         }
@@ -1937,6 +1937,7 @@
 //        }
     }
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     @Whitelisted

src/main/java/hudson/plugins/git/GitSCMBackwardCompatibility.java

@@ -13,6 +13,7 @@
 import hudson.util.DescribableList;
 
 import java.io.IOException;
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.Set;
 
@@ -486,5 +487,6 @@ public String getLocalBranch() {
     }
 
 
+    @Serial
     private static final long serialVersionUID = 1L;
 }

src/main/java/hudson/plugins/git/GitStatus.java

@@ -430,9 +430,9 @@
                             }
                             if (!branchFound) continue;
                             urlFound = true;
-                            if (!(project instanceof ParameterizedJobMixIn.ParameterizedJob && ((ParameterizedJobMixIn.ParameterizedJob) project).isDisabled())) {
+                            if (!(project instanceof ParameterizedJobMixIn.ParameterizedJob<?,?> job && job.isDisabled())) {
                                 //JENKINS-30178 Add default parameters defined in the job
-                                if (project instanceof Job) {
+                                if (project instanceof Job<?,?> job) {
                                     Set<String> buildParametersNames = new HashSet<>();
                                     if (allowNotifyCommitParameters || !safeParameters.isEmpty()) {
                                         for (ParameterValue parameterValue: allBuildParameters) {
@@ -442,7 +442,7 @@
                                         }
                                     }
 
-                                    List<ParameterValue> jobParametersValues = getDefaultParametersValues((Job) project);
+                                    List<ParameterValue> jobParametersValues = getDefaultParametersValues(job);
                                     for (ParameterValue defaultParameterValue : jobParametersValues) {
                                         if (!buildParametersNames.contains(defaultParameterValue.getName())) {
                                             allBuildParameters.add(defaultParameterValue);

src/main/java/hudson/plugins/git/RevisionParameterAction.java

@@ -35,6 +35,7 @@
 import org.eclipse.jgit.transport.URIish;
 import org.jenkinsci.plugins.gitclient.GitClient;
 
+import java.io.Serial;
 import java.io.Serializable;
 import java.util.ArrayList;
 import java.util.List;
@@ -200,6 +201,7 @@ public void foldIntoExisting(Queue.Item item, Queue.Task owner, List<Action> oth
         }
     }
 
+    @Serial
     private static final long serialVersionUID = 2L;
     private static final Logger LOGGER = Logger.getLogger(RevisionParameterAction.class.getName());
 }

src/main/java/hudson/plugins/git/SubmoduleConfig.java

@@ -3,7 +3,7 @@
 import org.jenkinsci.plugins.scriptsecurity.sandbox.whitelists.Whitelisted;
 import org.kohsuke.stapler.DataBoundConstructor;
 
-
+import java.io.Serial;
 import java.util.Collection;
 import java.util.Collections;
 
@@ -16,6 +16,7 @@
  */
 @Deprecated
 public class SubmoduleConfig implements java.io.Serializable {
+    @Serial
     private static final long serialVersionUID = 1L;
     private static final String[] EMPTY_ARRAY = new String[0];
     String   submoduleName = null;

src/main/java/hudson/plugins/git/UserMergeOptions.java

@@ -168,8 +168,8 @@ public String getDisplayName() {
         public Map<String, Object> customInstantiate(Map<String, Object> arguments) {
             Map<String, Object> r = new HashMap<>(arguments);
             Object mergeStrategy = r.get("mergeStrategy");
-            if (mergeStrategy instanceof String) {
-                r.put("mergeStrategy", ((String) mergeStrategy).toUpperCase(Locale.ROOT));
+            if (mergeStrategy instanceof String string) {
+                r.put("mergeStrategy", string.toUpperCase(Locale.ROOT));
             }
             return r;
         }

src/main/java/hudson/plugins/git/UserRemoteConfig.java

@@ -119,8 +119,8 @@
             return new StandardListBoxModel()
                     .includeEmptyValue()
                     .includeMatchingAs(
-                            project instanceof Queue.Task
-                                    ? Tasks.getAuthenticationOf((Queue.Task) project)
+                            project instanceof Queue.Task t
+                                    ? Tasks.getAuthenticationOf(t)
                                     : ACL.SYSTEM,
                             project,
                             StandardUsernameCredentials.class,
@@ -155,8 +155,8 @@
                 return FormValidation.ok();
             }
             for (ListBoxModel.Option o : CredentialsProvider
-                    .listCredentialsInItem(StandardUsernameCredentials.class, project, project instanceof Queue.Task
-                                    ? Tasks.getAuthenticationOf2((Queue.Task) project)
+                    .listCredentialsInItem(StandardUsernameCredentials.class, project, project instanceof Queue.Task t
+                                    ? Tasks.getAuthenticationOf2(t)
                                     : ACL.SYSTEM2,
                             GitURIRequirementsBuilder.fromUri(url).build(),
                             GitClient.CREDENTIALS_MATCHER)) {
@@ -199,8 +199,8 @@
             // get git executable on controller
             EnvVars environment;
             Jenkins jenkins = Jenkins.get();
-            if (item instanceof Job) {
-                environment = ((Job) item).getEnvironment(jenkins, TaskListener.NULL);
+            if (item instanceof Job<?,?> job) {
+                environment = job.getEnvironment(jenkins, TaskListener.NULL);
             } else {
                 Computer computer = jenkins.toComputer();
                 environment = computer == null ? new EnvVars() : computer.buildEnvironment(TaskListener.NULL);

src/main/java/hudson/plugins/git/browser/AssemblaWeb.java

@@ -23,6 +23,7 @@
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import jakarta.servlet.ServletException;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URI;
 import java.net.URISyntaxException;
 import java.net.URL;
@@ -32,6 +33,7 @@
  */
 public class AssemblaWeb extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     @DataBoundConstructor

src/main/java/hudson/plugins/git/browser/BitbucketServer.java

@@ -13,13 +13,15 @@
 import edu.umd.cs.findbugs.annotations.NonNull;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URL;
 
 /**
  * Git Browser URLs for on-premise Bitbucket Server installation.
  */
 public class BitbucketServer extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     @DataBoundConstructor

src/main/java/hudson/plugins/git/browser/BitbucketWeb.java

@@ -13,13 +13,15 @@
 import edu.umd.cs.findbugs.annotations.NonNull;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URL;
 
 /**
  * Git Browser URLs
  */
 public class BitbucketWeb extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     @DataBoundConstructor

src/main/java/hudson/plugins/git/browser/CGit.java

@@ -15,13 +15,15 @@
 import edu.umd.cs.findbugs.annotations.NonNull;
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URL;
 
 /**
  * Git Browser URLs
  */
 public class CGit extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     @DataBoundConstructor

src/main/java/hudson/plugins/git/browser/FisheyeGitRepositoryBrowser.java

@@ -20,12 +20,14 @@
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import jakarta.servlet.ServletException;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URL;
 import java.util.regex.Pattern;
 
 public class FisheyeGitRepositoryBrowser extends GitRepositoryBrowser {
 
-	private static final long serialVersionUID = 2881872624557203410L;
+    @Serial
+    private static final long serialVersionUID = 2881872624557203410L;
 
 	@DataBoundConstructor
 	public FisheyeGitRepositoryBrowser(String repoUrl) {
@@ -38,7 +40,7 @@ public URL getDiffLink(Path path) throws IOException {
 			return null; // no diff if this is not an edit change
 		String r1 = path.getChangeSet().getParentCommit();
 		String r2 = path.getChangeSet().getId();
-		return new URL(getUrl(), getPath(path) + String.format("?r1=%s&r2=%s", r1, r2));
+		return new URL(getUrl(), "%s?r1=%s&r2=%s".formatted(getPath(path), r1, r2));
 	}
 
 	@Override

src/main/java/hudson/plugins/git/browser/GitBlitRepositoryBrowser.java

@@ -23,13 +23,15 @@
 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
 import jakarta.servlet.ServletException;
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URISyntaxException;
 import java.net.URL;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 
 public class GitBlitRepositoryBrowser extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     private final String projectName;
@@ -44,8 +46,10 @@ public GitBlitRepositoryBrowser(String repoUrl, String projectName) {
     public URL getDiffLink(Path path) throws IOException {
         URL url = getUrl();
         return new URL(url,
-                String.format(url.getPath() + "blobdiff?r=%s&h=%s&hb=%s", encodeString(projectName), path.getChangeSet().getId(),
-                        path.getChangeSet().getParentCommit()));
+                       "%sblobdiff?r=%s&h=%s&hb=%s".formatted(url.getPath(),
+                                                              encodeString(projectName),
+                                                              path.getChangeSet().getId(),
+                                                              path.getChangeSet().getParentCommit()));
     }
 
     @Override
@@ -55,14 +59,18 @@ public URL getFileLink(Path path) throws IOException {
         }
         URL url = getUrl();
         return new URL(url,
-                String.format(url.getPath() + "blob?r=%s&h=%s&f=%s", encodeString(projectName), path.getChangeSet().getId(),
-                        encodeString(path.getPath())));
+                       "%sblob?r=%s&h=%s&f=%s".formatted(url.getPath(),
+                                                         encodeString(projectName),
+                                                         path.getChangeSet().getId(),
+                                                         encodeString(path.getPath())));
     }
 
     @Override
     public URL getChangeSetLink(GitChangeSet changeSet) throws IOException {
         URL url = getUrl();
-        return new URL(url, String.format(url.getPath() + "commit?r=%s&h=%s", encodeString(projectName), changeSet.getId()));
+        return new URL(url, "%scommit?r=%s&h=%s".formatted(url.getPath(),
+                                                           encodeString(projectName),
+                                                           changeSet.getId()));
     }
 
     public String getProjectName() {

src/main/java/hudson/plugins/git/browser/GitLab.java

@@ -15,6 +15,7 @@
 import org.kohsuke.stapler.StaplerRequest2;
 
 import java.io.IOException;
+import java.io.Serial;
 import java.net.URL;
 
 import edu.umd.cs.findbugs.annotations.NonNull;
@@ -28,6 +29,7 @@
  */
 public class GitLab extends GitRepositoryBrowser {
 
+    @Serial
     private static final long serialVersionUID = 1L;
 
     private Double version;