Copilot commented on code in PR #17320:
URL: 
https://github.com/apache/dolphinscheduler/pull/17320#discussion_r2207653180


##########
dolphinscheduler-task-plugin/dolphinscheduler-task-api/src/main/java/org/apache/dolphinscheduler/plugin/task/api/utils/ProcessUtils.java:
##########
@@ -100,29 +114,35 @@ public static boolean kill(@NonNull TaskExecutionContext 
request) {
 
             // Get all child processes
             String pids = getPidsStr(processId);
-            String[] pidArray = pids.split("\\s+");
+            String[] pidArray = PID_PATTERN.split(pids);
             if (pidArray.length == 0) {
                 log.warn("No valid PIDs found for process: {}", processId);
                 return true;
             }
 
+            // Convert PID string to list of integers
+            List<Integer> pidList = new ArrayList<>();

Review Comment:
   [nitpick] You can simplify PID string parsing by using streams, e.g.: 
`List<Integer> pidList = 
Arrays.stream(pidArray).map(Integer::parseInt).collect(Collectors.toList());` 
to reduce boilerplate.



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