[
https://issues.apache.org/jira/browse/DL-124?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16035937#comment-16035937
]
ASF GitHub Bot commented on DL-124:
-----------------------------------
Github user jiazhai commented on a diff in the pull request:
https://github.com/apache/incubator-distributedlog/pull/133#discussion_r119984686
--- Diff:
distributedlog-core/src/main/java/org/apache/distributedlog/BookKeeperClient.java
---
@@ -198,52 +196,52 @@ public synchronized BookKeeper get() throws
IOException {
}
// Util functions
- public Future<LedgerHandle> createLedger(int ensembleSize,
- int writeQuorumSize,
- int ackQuorumSize) {
+ public CompletableFuture<LedgerHandle> createLedger(int ensembleSize,
+ int
writeQuorumSize,
+ int ackQuorumSize)
{
BookKeeper bk;
try {
bk = get();
} catch (IOException ioe) {
- return Future.exception(ioe);
+ return FutureUtils.exception(ioe);
}
- final Promise<LedgerHandle> promise = new Promise<LedgerHandle>();
+ final CompletableFuture<LedgerHandle> promise = new
CompletableFuture<LedgerHandle>();
bk.asyncCreateLedger(ensembleSize, writeQuorumSize, ackQuorumSize,
BookKeeper.DigestType.CRC32, passwd, new
AsyncCallback.CreateCallback() {
@Override
public void createComplete(int rc, LedgerHandle lh,
Object ctx) {
if (BKException.Code.OK == rc) {
- promise.updateIfEmpty(new
Return<LedgerHandle>(lh));
+ promise.complete(lh);
} else {
- promise.updateIfEmpty(new
Throw<LedgerHandle>(BKException.create(rc)));
+
promise.completeExceptionally(BKException.create(rc));
}
}
}, null);
return promise;
}
- public Future<Void> deleteLedger(long lid,
+ public CompletableFuture<Void> deleteLedger(long lid,
final boolean
ignoreNonExistentLedger) {
--- End diff --
Please also do the code alignment change here.
> Use Java8 Future rather than twitter Future
> -------------------------------------------
>
> Key: DL-124
> URL: https://issues.apache.org/jira/browse/DL-124
> Project: DistributedLog
> Issue Type: Bug
> Affects Versions: 0.4.0
> Reporter: Gerrit Sundaram
> Assignee: Sijie Guo
> Labels: help-wanted
> Fix For: 0.5.0
>
>
> Since it is written in java, it would be good to leverage java8 future rather
> than introducing dependencies on scala.
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