From 9c5a3e91277a8d01d3cf1244d891e1ad3868f44e Mon Sep 17 00:00:00 2001
From: godotg <jaysunxiao@gmail.com>
Date: Mon, 4 Dec 2023 18:49:50 +0800
Subject: [PATCH] doc[signal]: cas document

---
 net/src/main/java/com/zfoo/net/router/SignalBridge.java | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/net/src/main/java/com/zfoo/net/router/SignalBridge.java b/net/src/main/java/com/zfoo/net/router/SignalBridge.java
index 4325fd39..585471f7 100644
--- a/net/src/main/java/com/zfoo/net/router/SignalBridge.java
+++ b/net/src/main/java/com/zfoo/net/router/SignalBridge.java
@@ -38,6 +38,10 @@ public class SignalBridge {
      * key：signalId
      */
     private static final Map<Integer, SignalAttachment> signalAttachmentMap = new ConcurrentHashMap<>(1000);
+    /**
+     * EN:Ring buffer data structure, which is cache-friendly, can reduce cache contention and improve memory access efficiency
+     * CN:环形缓冲区数据结构，该数据结构具有良好的缓存友好性，可以充分利用 CPU 缓存，减少缓存竞争，提高内存访问效率
+     */
     private static final AtomicReferenceArray<SignalAttachment> signalAttachmentArray = new AtomicReferenceArray<>(SIGNAL_MASK + 1);
 
     public static void addSignalAttachment(SignalAttachment signalAttachment) {