Examples with GET_READER_GROUP_CONFIG io.pravega.shared.controller.tracing.RPCTracingTags.GET_READER_GROUP_CONFIG used on opensource projects

Example 1 with GET_READER_GROUP_CONFIG

use of io.pravega.shared.controller.tracing.RPCTracingTags.GET_READER_GROUP_CONFIG in project pravega by pravega.

the class ControllerImpl method getReaderGroupConfig.

@Override
public CompletableFuture<ReaderGroupConfig> getReaderGroupConfig(final String scope, final String rgName) {
    Exceptions.checkNotClosed(closed.get(), this);
    Exceptions.checkNotNullOrEmpty(scope, "scope");
    final String emptyUUID = "";
    final long requestId = requestIdGenerator.get();
    long traceId = LoggerHelpers.traceEnter(log, "getReaderGroupConfig", scope, rgName, requestId);
    final String scopedRGName = NameUtils.getScopedReaderGroupName(scope, rgName);
    final CompletableFuture<ReaderGroupConfigResponse> result = this.retryConfig.runAsync(() -> {
        RPCAsyncCallback<ReaderGroupConfigResponse> callback = new RPCAsyncCallback<>(requestId, "getReaderGroupConfig", scope, rgName);
        new ControllerClientTagger(client, timeoutMillis).withTag(requestId, GET_READER_GROUP_CONFIG, scope, rgName).getReaderGroupConfig(ModelHelper.createReaderGroupInfo(scope, rgName, emptyUUID, 0L), callback);
        return callback.getFuture();
    }, this.executor);
    return result.thenApplyAsync(x -> {
        switch(x.getStatus()) {
            case FAILURE:
                log.warn(requestId, "Failed to get config for reader group: {}", scopedRGName);
                throw new ControllerFailureException("Failed to get config for reader group: " + scopedRGName);
            case RG_NOT_FOUND:
                log.warn(requestId, "ReaderGroup not found: {}", scopedRGName);
                throw new ReaderGroupNotFoundException(scopedRGName);
            case SUCCESS:
                log.info(requestId, "Successfully got config for Reader Group: {}", scopedRGName);
                return encode(x.getConfig());
            case UNRECOGNIZED:
            default:
                throw new ControllerFailureException("Unknown return status getting config for ReaderGroup " + scopedRGName + " " + x.getStatus());
        }
    }, this.executor).whenComplete((x, e) -> {
        if (e != null) {
            log.warn(requestId, "getReaderGroupConfig failed for Reader Group: {}", scopedRGName, e);
        }
        LoggerHelpers.traceLeave(log, "getReaderGroupConfig", traceId, scope, rgName, requestId);
    });
}