From 1d1f0bebb332ca9eccb60db48af9b33e85bc56da Mon Sep 17 00:00:00 2001
From: hengyunabc <hengyunabc@gmail.com>
Date: Mon, 19 Apr 2021 14:23:30 +0800
Subject: [PATCH] fix CompilationMXBean may null problem. #1772

---
 .../com/taobao/arthas/core/command/monitor200/JvmCommand.java  | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/src/main/java/com/taobao/arthas/core/command/monitor200/JvmCommand.java b/core/src/main/java/com/taobao/arthas/core/command/monitor200/JvmCommand.java
index 44eaeafd6..2e8dd4d51 100644
--- a/core/src/main/java/com/taobao/arthas/core/command/monitor200/JvmCommand.java
+++ b/core/src/main/java/com/taobao/arthas/core/command/monitor200/JvmCommand.java
@@ -115,6 +115,9 @@ public class JvmCommand extends AnnotatedCommand {
     }
 
     private void addCompilation(JvmModel jvmModel) {
+        if (compilationMXBean == null) {
+            return;
+        }
         String group = "COMPILATION";
         jvmModel.addItem(group, "NAME", compilationMXBean.getName());
         if (compilationMXBean.isCompilationTimeMonitoringSupported()) {