chore: DefaultUpdateCheckManager Fix variable 'lock' is never used (PMD: UnusedPrivateField)

Author: Vincent Potucek

compat/maven-compat/src/main/java/org/apache/maven/repository/legacy/DefaultUpdateCheckManager.java

@@ -50,8 +50,6 @@ public class DefaultUpdateCheckManager extends AbstractLogEnabled implements Upd
 
     private static final String ERROR_KEY_SUFFIX = ".error";
 
-    public DefaultUpdateCheckManager() {}
-
     public DefaultUpdateCheckManager(Logger logger) {
         enableLogging(logger);
     }
@@ -303,7 +301,7 @@ private Properties read(File touchfile) {
                 Properties props = new Properties();
 
                 try (FileInputStream in = new FileInputStream(touchfile)) {
-                    try (FileLock lock = in.getChannel().lock(0, Long.MAX_VALUE, true)) {
+                    try (FileLock ignored = in.getChannel().lock(0, Long.MAX_VALUE, true)) {
                         getLogger().debug("Reading resolution-state from: " + touchfile);
                         props.load(in);
 

impl/maven-core/src/main/java/org/apache/maven/lifecycle/internal/MojoExecutor.java

@@ -306,7 +306,7 @@ private void doExecute(MavenSession session, MojoExecution mojoExecution, Depend
 
         ensureDependenciesAreResolved(mojoDescriptor, session, dependencyContext);
 
-        try (NoExceptionCloseable lock = getProjectLock(session, mojoDescriptor)) {
+        try (NoExceptionCloseable ignore = getProjectLock(session, mojoDescriptor)) {
             doExecute2(session, mojoExecution);
         } finally {
             for (MavenProject forkedProject : forkedProjects) {