Examples with ItemResult com.icodici.universa.node.ItemResult used on opensource projects

Example 6 with ItemResult

use of com.icodici.universa.node.ItemResult in project universa by UniversaBlockchain.

the class CLIMain method doProbe.

private static void doProbe() throws IOException {
    List<String> sources = new ArrayList<String>((List) options.valuesOf("probe"));
    List<String> nonOptions = new ArrayList<String>((List) options.nonOptionArguments());
    for (String opt : nonOptions) {
        sources.addAll(asList(opt.split(",")));
    }
    cleanNonOptionalArguments(sources);
    for (int s = 0; s < sources.size(); s++) {
        String source = sources.get(s);
        ItemResult ir = getClientNetwork().check(source);
    // report("Universa network has reported the state:");
    // report(ir.toString());
    }
    finish();
}

Example 7 with ItemResult

use of com.icodici.universa.node.ItemResult in project universa by UniversaBlockchain.

the class Client method registerParcel.

public boolean registerParcel(byte[] packed, long millisToWait) throws ClientError {
    Object result = protect(() -> httpClient.command("approveParcel", "packedItem", packed).get("result"));
    if (result instanceof String) {
        System.out.println(">> registerParcel " + result);
    } else {
        if (millisToWait > 0) {
            Instant end = Instant.now().plusMillis(millisToWait);
            try {
                Parcel parcel = Parcel.unpack(packed);
                Node.ParcelProcessingState pState = getParcelProcessingState(parcel.getId());
                while (Instant.now().isBefore(end) && pState.isProcessing()) {
                    System.out.println("parcel state is: " + pState);
                    Thread.currentThread().sleep(100);
                    pState = getParcelProcessingState(parcel.getId());
                }
                System.out.println("parcel state is: " + pState);
                ItemResult lastResult = getState(parcel.getPayloadContract().getId());
                while (Instant.now().isBefore(end) && lastResult.state.isPending()) {
                    Thread.currentThread().sleep(100);
                    lastResult = getState(parcel.getPayloadContract().getId());
                    System.out.println("test: " + lastResult);
                }
            } catch (InterruptedException e) {
                e.printStackTrace();
            } catch (Quantiser.QuantiserException e) {
                throw new ClientError(e);
            } catch (IOException e) {
                e.printStackTrace();
            }
        }
        return (boolean) result;
    }
    return false;
}

Example 8 with ItemResult

use of com.icodici.universa.node.ItemResult in project universa by UniversaBlockchain.

the class Client method getState.

public ItemResult getState(HashId itemId) throws ClientError {
    return protect(() -> {
        // for (int i = 0; i < nodes.size(); i++) {
        // System.out.println("checking node " + i);
        // ItemResult r = getClient(i).command("getState",
        // "itemId", itemId).getOrThrow("itemResult");
        // System.out.println(">> " + r);
        // }
        Binder result = httpClient.command("getState", "itemId", itemId);
        Object ir = result.getOrThrow("itemResult");
        if (ir instanceof ItemResult)
            return (ItemResult) ir;
        if (ir instanceof String)
            System.out.println(">> " + ir);
        return ItemResult.UNDEFINED;
    });
}

Example 9 with ItemResult

use of com.icodici.universa.node.ItemResult in project universa by UniversaBlockchain.

the class Client method getState.

public ItemResult getState(HashId itemId, Reporter reporter) throws ClientError {
    final ExecutorService pool = Executors.newCachedThreadPool();
    final List<ErrorRecord> errors = new ArrayList<>();
    final AsyncEvent<Void> consensusFound = new AsyncEvent<>();
    final int checkConsensus = getNodes().size() / 3;
    final AtomicInteger nodesLeft = new AtomicInteger(nodes.size());
    return protect(() -> {
        final Map<ItemState, List<ItemResult>> states = new HashMap<>();
        for (int i = 0; i < nodes.size(); i++) {
            final int nn = i;
            pool.submit(() -> {
                for (int retry = 0; retry < 5; retry++) {
                    // reporter.verbose("trying "+reporter+" for node "+nn);
                    try {
                        Client c = getClient(nn);
                        ItemResult r = c.command("getState", "itemId", itemId).getOrThrow("itemResult");
                        r.meta.put("url", c.getNodeNumber());
                        synchronized (states) {
                            List<ItemResult> list = states.get(r.state);
                            if (list == null) {
                                list = new ArrayList();
                                states.put(r.state, list);
                            }
                            list.add(r);
                            if (r.errors.size() > 0)
                                reporter.warning("errors from " + c.getNodeNumber() + ": " + r.errors);
                            break;
                        }
                    } catch (IOException e) {
                    // reporter.warning("can't get answer from node " + nn + ", retry #" + retry + ": " + e);
                    }
                }
                // Now we should check the consensus
                states.forEach((itemState, itemResults) -> {
                    if (itemResults.size() >= checkConsensus)
                        if (itemResults.size() >= checkConsensus) {
                            consensusFound.fire();
                            return;
                        }
                });
                if (nodesLeft.decrementAndGet() < 1)
                    consensusFound.fire();
            });
        }
        consensusFound.await(5000);
        pool.shutdownNow();
        final ItemResult[] consensus = new ItemResult[1];
        states.forEach((itemState, itemResults) -> {
            if (itemResults.size() >= checkConsensus)
                consensus[0] = itemResults.get(0);
        });
        if (consensus[0] != null)
            reporter.message("State consensus found:" + consensus[0]);
        else {
            reporter.warning("no consensus found " + states.size());
        }
        if (states.size() > 1) {
            states.entrySet().stream().sorted(Comparator.comparingInt(o -> o.getValue().size())).forEach(kv -> {
                List<ItemResult> itemResults = kv.getValue();
                reporter.message("" + kv.getKey() + ": " + itemResults.size() + ": " + itemResults.stream().map(x -> x.meta.getStringOrThrow("url")).collect(Collectors.toSet()));
            });
        }
        return consensus[0];
    });
}

Example 10 with ItemResult

use of com.icodici.universa.node.ItemResult in project universa by UniversaBlockchain.

the class ClientHTTPServer method itemResultOfError.

private ItemResult itemResultOfError(Errors error, String object, String message) {
    Binder binder = new Binder();
    binder.put("state", ItemState.UNDEFINED.name());
    binder.put("haveCopy", false);
    binder.put("createdAt", new Date());
    binder.put("expiresAt", new Date());
    ArrayList<ErrorRecord> errorRecords = new ArrayList<>();
    errorRecords.add(new ErrorRecord(error, object, message));
    binder.put("errors", errorRecords);
    return new ItemResult(binder);
}