anmolnar commented on a change in pull request #823: ZOOKEEPER-2694:sync CLI
command does not wait for result from server
URL: https://github.com/apache/zookeeper/pull/823#discussion_r264821757
##########
File path:
zookeeper-server/src/main/java/org/apache/zookeeper/cli/SyncCommand.java
##########
@@ -55,14 +57,18 @@ public CliCommand parse(String[] cmdArgs) throws
CliParseException {
@Override
public boolean exec() throws CliException {
String path = args[1];
+ CountDownLatch latch = new CountDownLatch(1);
+ final int[] resultCode = new int[1];
try {
zk.sync(path, new AsyncCallback.VoidCallback() {
-
public void processResult(int rc, String path, Object ctx) {
- out.println("Sync returned " + rc);
+ resultCode[0] = rc;
+ latch.countDown();
}
}, null);
- } catch (IllegalArgumentException ex) {
+ latch.await();
+ out.println("Sync returned " + resultCode[0]);
+ } catch (IllegalArgumentException | InterruptedException ex) {
Review comment:
Do you need to catch `InterruptedException` here?
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