From 4babac728f7182d49f8ad3fdd966bae9e19dfe37 Mon Sep 17 00:00:00 2001
From: Saint Wesonga <saint.wesonga@microsoft.com>
Date: Fri, 1 Nov 2024 11:02:46 -0600
Subject: [PATCH] Remove calls to APIs unavailable in jdk17u (#30)

---
 .../runtime/os/windows/TestAvailableProcessors.java | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/test/hotspot/jtreg/runtime/os/windows/TestAvailableProcessors.java b/test/hotspot/jtreg/runtime/os/windows/TestAvailableProcessors.java
index f7dc237d07d..7a897599d55 100644
--- a/test/hotspot/jtreg/runtime/os/windows/TestAvailableProcessors.java
+++ b/test/hotspot/jtreg/runtime/os/windows/TestAvailableProcessors.java
@@ -38,6 +38,7 @@
 import java.nio.file.Path;
 import java.nio.file.Paths;
 import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 import java.util.HashSet;
 import java.util.Set;
@@ -66,7 +67,7 @@ private static String getWindowsVersion() throws IOException {
         OutputAnalyzer outputAnalyzer = new OutputAnalyzer(processBuilder.start());
         outputAnalyzer.shouldHaveExitValue(0);
         outputAnalyzer.shouldContain(osVersionMessage);
-        List<String> lines = outputAnalyzer.stdoutAsLines();
+        List<String> lines = asLines(outputAnalyzer.getStdout());
 
         String osVersion = null;
         for (var line: lines) {
@@ -80,6 +81,10 @@ private static String getWindowsVersion() throws IOException {
         return osVersion;
     }
 
+    private static List<String> asLines(String buffer) {
+        return Arrays.asList(buffer.split("\\R"));
+    }
+
     private static boolean getSchedulesAllProcessorGroups(boolean isWindowsServer) throws IOException {
         String windowsVer = getWindowsVersion();
         String[] parts = windowsVer.split(" ");
@@ -115,7 +120,7 @@ private static boolean getSchedulesAllProcessorGroups(boolean isWindowsServer) t
     private static OutputAnalyzer getAvailableProcessorsOutput(boolean productFlagEnabled) throws IOException {
         String productFlag = productFlagEnabled ? "-XX:+UseAllWindowsProcessorGroups" : "-XX:-UseAllWindowsProcessorGroups";
 
-        ProcessBuilder processBuilder = ProcessTools.createLimitedTestJavaProcessBuilder(
+        ProcessBuilder processBuilder = ProcessTools.createJavaProcessBuilder(
             new String[] {productFlag, "GetAvailableProcessors"}
         );
 
@@ -128,7 +133,7 @@ private static OutputAnalyzer getAvailableProcessorsOutput(boolean productFlagEn
 
     private static int getAvailableProcessors(OutputAnalyzer outputAnalyzer) {
         int runtimeAvailableProcs = 0;
-        List<String> output = outputAnalyzer.stdoutAsLines();
+        List<String> output = asLines(outputAnalyzer.getStdout());
 
         for (var line: output) {
             if (line.startsWith(runtimeAvailableProcessorsMessage)) {
@@ -188,7 +193,7 @@ private static void testProcessorAvailability() throws IOException {
         boolean isWindowsServer = false;
         var processorGroupSizes = new HashSet<Integer>();
 
-        List<String> lines = outputAnalyzer.stdoutAsLines();
+        List<String> lines = asLines(outputAnalyzer.getStdout());
 
         for (var line: lines) {
             if (line.startsWith(totalProcessorCountMessage)) {