From 23a4cefcc14a4f74491f51cd21b7ae2131a31f03 Mon Sep 17 00:00:00 2001
From: guaidaokakaxi <guaidaokakaxi@gmail.com>
Date: Thu, 14 Jan 2021 14:25:41 +0800
Subject: [PATCH]  avoid repeated calls of method findJavaHome (#1667)

---
 boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java b/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
index c892c5a4f..ce140820c 100644
--- a/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
+++ b/boot/src/main/java/com/taobao/arthas/boot/ProcessUtils.java
@@ -239,7 +239,7 @@ public class ProcessUtils {
                             "Can not find java/java.exe executable file under java home: " + javaHome);
         }
 
-        File toolsJar = findToolsJar();
+        File toolsJar = findToolsJar(javaHome);
 
         if (JavaVersionUtils.isLessThanJava9()) {
             if (toolsJar == null || !toolsJar.exists()) {
@@ -388,12 +388,11 @@ public class ProcessUtils {
         return javaList.get(0);
     }
 
-    private static File findToolsJar() {
+    private static File findToolsJar(String javaHome) {
         if (JavaVersionUtils.isGreaterThanJava8()) {
             return null;
         }
 
-        String javaHome = findJavaHome();
         File toolsJar = new File(javaHome, "lib/tools.jar");
         if (!toolsJar.exists()) {
             toolsJar = new File(javaHome, "../lib/tools.jar");