@Override public CompletableFuture<CompletionItem> resolveCompletionItem(CompletionItem unresolved) { logInfo(">> document/resolveCompletionItem"); CompletionResolveHandler handler = new CompletionResolveHandler(preferenceManager); final IProgressMonitor[] monitors = new IProgressMonitor[1]; CompletableFuture<CompletionItem> result = computeAsync((monitor) -> { monitors[0] = monitor; if ((Boolean.getBoolean(JAVA_LSP_JOIN_ON_COMPLETION))) { waitForLifecycleJobs(monitor); } return handler.resolve(unresolved, monitor); }); result.join(); if (monitors[0].isCanceled()) { result.cancel(true); } return result; }