From 03cd548ca4d4d6733117a0ba905570ef39570e00 Mon Sep 17 00:00:00 2001
From: hengyunabc <hengyunabc@gmail.com>
Date: Wed, 20 May 2020 21:49:14 +0800
Subject: [PATCH] clean object in ObjectStack

---
 .../command/monitor200/TimeTunnelAdviceListener.java   | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/core/src/main/java/com/taobao/arthas/core/command/monitor200/TimeTunnelAdviceListener.java b/core/src/main/java/com/taobao/arthas/core/command/monitor200/TimeTunnelAdviceListener.java
index 9566a3dd..fcaaa040 100644
--- a/core/src/main/java/com/taobao/arthas/core/command/monitor200/TimeTunnelAdviceListener.java
+++ b/core/src/main/java/com/taobao/arthas/core/command/monitor200/TimeTunnelAdviceListener.java
@@ -117,7 +117,7 @@ public class TimeTunnelAdviceListener extends AdviceListenerAdapter {
      * 
      * </pre>
      * 
-     * @author hengyunabc 2019-11-20
+     * @author hengyunabc 2020-05-20
      *
      */
     static class ObjectStack {
@@ -147,11 +147,15 @@ public class TimeTunnelAdviceListener extends AdviceListenerAdapter {
         public Object pop() {
             if (pos > 0) {
                 pos--;
-                return array[pos];
+                Object object = array[pos];
+                array[pos] = null;
+                return object;
             } else {
                 pos = cap;
                 pos--;
-                return array[pos];
+                Object object = array[pos];
+                array[pos] = null;
+                return object;
             }
         }
     }