pkuwm commented on a change in pull request #357: [WIP] Add getWorkflows(long
timeout) to TaskDriver.
URL: https://github.com/apache/helix/pull/357#discussion_r306552726
##########
File path: helix-core/src/main/java/org/apache/helix/task/TaskDriver.java
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@@ -850,6 +858,56 @@ public static JobConfig getJobConfig(HelixManager
manager, String job) {
return workflowConfigMap;
}
+ /**
+ * Batch get the configurations of all workflows in this cluster
+ * within the specified timeout in milliseconds.
+ *
+ * @param timeout a long integer presents the timeout, in milliseconds
+ * @return a map of <String, WorkflowConfig>
+ * @throws InterruptedException if the future thread was interrupted
+ * @throws ExecutionException if the future task completed exceptionally
+ * @throws TimeoutException if waiting for result timed out
+ */
+ public Map<String, WorkflowConfig> getWorkflows(long timeout)
+ throws CancellationException, InterruptedException, ExecutionException,
TimeoutException {
+ if (timeout <= 0L) {
+ throw new IllegalArgumentException("timeout must be positive.");
+ }
+
+ ExecutorService executorService = Executors.newSingleThreadExecutor();
+
+ Future<Map<String, ResourceConfig>> future = executorService.submit(() ->
+ _accessor.getChildValuesMap(_accessor.keyBuilder().resourceConfigs()));
+
+ Map<String, ResourceConfig> resourceConfigMap;
+
+ try {
+ // Fetch resourceConfigMap.
Review comment:
Will remove it.
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