ref[thread]: deprecated method in java 17

event/src/main/java/com/zfoo/event/manager/EventBus.java

@@ -71,7 +71,7 @@ public abstract class EventBus {
         private final ThreadGroup group;
 
         public EventThreadFactory(int poolNumber) {
-            this.group = ThreadUtils.currentThreadGroup();
+            this.group = Thread.currentThread().getThreadGroup();
             this.poolNumber = poolNumber;
         }
 

net/src/main/java/com/zfoo/net/consumer/registry/ZookeeperRegistry.java

@@ -85,7 +85,7 @@ public class ZookeeperRegistry implements IRegistry {
 
         // config-p1-t1 = config-pool-1-thread-1
         ConfigThreadFactory() {
-            this.group = ThreadUtils.currentThreadGroup();
+            this.group = Thread.currentThread().getThreadGroup();
             namePrefix = "config-p" + poolNumber.getAndIncrement() + "-t";
         }
 

net/src/main/java/com/zfoo/net/task/TaskBus.java

@@ -81,7 +81,7 @@ public final class TaskBus {
         private final ThreadGroup group;
 
         public TaskThreadFactory(int poolNumber) {
-            this.group = ThreadUtils.currentThreadGroup();
+            this.group = Thread.currentThread().getThreadGroup();
             this.poolNumber = poolNumber;
         }
 

scheduler/src/main/java/com/zfoo/scheduler/manager/SchedulerBus.java

@@ -78,7 +78,7 @@ public abstract class SchedulerBus {
         private final ThreadGroup group;
 
         public SchedulerThreadFactory(int poolNumber) {
-            this.group = ThreadUtils.currentThreadGroup();
+            this.group = Thread.currentThread().getThreadGroup();
             this.poolNumber = poolNumber;
         }
 

util/src/main/java/com/zfoo/util/ThreadUtils.java

@@ -40,19 +40,11 @@ public abstract class ThreadUtils {
         }
     }
 
-    /**
-     * 获取当前线程的线程组
-     */
-    public static ThreadGroup currentThreadGroup() {
-        var s = System.getSecurityManager();
-        return (null != s) ? s.getThreadGroup() : Thread.currentThread().getThreadGroup();
-    }
-
     /**
      * 通过线程号寻找对应的线程
      */
     public static Thread findThread(long threadId) {
-        var group = currentThreadGroup();
+        var group = Thread.currentThread().getThreadGroup();
         while (group != null) {
             var threads = new Thread[group.activeCount() * 2];
             var count = group.enumerate(threads, true);