Jdk21Inners

src/main/java/org/redkale/util/ByteTreeNode.java

@@ -111,6 +111,6 @@ public class ByteTreeNode<T> {
 
     @Override
     public String toString() {
-        return "ByteTreeNode{" + "index='" + (char) index + "', value=" + value + '}';
+        return "ByteTreeNode{" + "index='" + (char) index + "', key=" + key + "', value=" + value + '}';
     }
 }

src/main/java/org/redkale/util/Jdk21Inners.java

@@ -17,6 +17,11 @@ import java.util.function.Supplier;
  */
 class Jdk21Inners {
 
+    static {
+        // 加载时进行可用性判断
+        Thread.currentThread().isVirtual();
+    }
+
     private Jdk21Inners() {
         // do nothing
     }
@@ -67,6 +72,7 @@ class Jdk21Inners {
             this.supplier = supplier;
         }
 
+        @Override
         public ThreadLocal<T> apply(Supplier<T> supplier) {
             return new VirtualThreadLocal<>(supplier);
         }