class XrefWork {
    private Xrefer xrefer;
    private Exception exception;
    private final WriteXrefArgs args;
    private final AbstractAnalyzer analyzer;

    public XrefWork(WriteXrefArgs args, AbstractAnalyzer analyzer) {
        this.args = args;
        this.analyzer = analyzer;
    }

    public Xrefer getXrefer() throws ExecutionException, InterruptedException {<FILL_FUNCTION_BODY>}
}

        RuntimeEnvironment env = RuntimeEnvironment.getInstance();

        CompletableFuture<XrefWork> future = CompletableFuture.supplyAsync(() -> {
                    try {
                        xrefer = this.analyzer.writeXref(args);
                    } catch (IOException e) {
                        exception = e;
                    }
                    return this;
                }, env.getIndexerParallelizer().getXrefWatcherExecutor()).
                orTimeout(env.getXrefTimeout(), TimeUnit.SECONDS);

        XrefWork xrefWork = future.get(); // Will throw ExecutionException wrapping TimeoutException on timeout.
        if (xrefWork.xrefer != null) {
            return xrefer;
        } else {
            // Re-throw the exception from writeXref().
            throw new ExecutionException(xrefWork.exception);
        }
    
<no_super_class>