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Posted to reviews@helix.apache.org by GitBox <gi...@apache.org> on 2020/07/14 22:25:52 UTC
[GitHub] [helix] kaisun2000 commented on a change in pull request #1119: Add sync() call first for new session handling
kaisun2000 commented on a change in pull request #1119:
URL: https://github.com/apache/helix/pull/1119#discussion_r454680699
##########
File path: zookeeper-api/src/main/java/org/apache/helix/zookeeper/zkclient/ZkClient.java
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@@ -1172,13 +1176,32 @@ private void fireNewSessionEvents() {
}
final String sessionId = getHexSessionId();
for (final IZkStateListener stateListener : _stateListener) {
- _eventThread.send(new ZkEventThread.ZkEvent("New session event sent to " + stateListener, sessionId) {
+ _eventThread
+ .send(new ZkEventThread.ZkEvent("New session event sent to " + stateListener, sessionId) {
- @Override
- public void run() throws Exception {
- stateListener.handleNewSession(sessionId);
- }
- });
+ @Override
+ public void run() throws Exception {
+ if (_syncOnNewSession) {
+ //System.out.println("syncOnNewSession with sessionID:" + sessionId);
+ LOG.info("syncOnNewSession with sessionId {}", sessionId);
+ final ZkConnection zkConnection = (ZkConnection) getConnection();
+ if (zkConnection == null || zkConnection.getZookeeper() == null) {
+ throw new IllegalStateException(
+ "ZkConnection is in invalid state! Please close this ZkClient and create new client.");
+ }
+ final String syncPath = new String("/");
+ zkConnection.getZookeeper().sync(syncPath, new AsyncCallback.VoidCallback() {
+ @Override
+ public void processResult(int rt, String s, Object ctx) {
+ //System.out.println("sycnOnNewSession with sessionID " + sessionId + " async return code:" + rt);
+ LOG.info("sycnOnNewSession with sessionID {} async return code: {}", sessionId,
Review comment:
Not applying anymore.
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