Examples with FetchObjectResponse io.deephaven.javascript.proto.dhinternal.io.deephaven.proto.object_pb.FetchObjectResponse used on opensource projects

Example 1 with FetchObjectResponse

use of io.deephaven.javascript.proto.dhinternal.io.deephaven.proto.object_pb.FetchObjectResponse in project deephaven-core by deephaven.

the class JsFigureFactory method create.

private static Promise<JsFigure> create(JsFigureDescriptor descriptor) {
    JsArray<JsTable> tables = descriptor.getTables();
    if (tables == null || tables.length == 0) {
        return (Promise<JsFigure>) (Promise) Promise.reject("No tables provided for Figure creation");
    }
    FigureDescriptor figureDescriptor = convertJsFigureDescriptor(descriptor);
    FetchObjectResponse response = new FetchObjectResponse();
    response.setData(figureDescriptor.serializeBinary());
    Promise<?>[] tableCopyPromises = tables.map((table, index, all) -> table.copy(false)).asArray(new Promise[0]);
    return Promise.all(tableCopyPromises).then(unknownTableCopies -> {
        JsArray<JsTable> jsTableCopies = Js.cast(unknownTableCopies);
        JsTable[] tableCopies = jsTableCopies.asArray(new JsTable[0]);
        return new JsFigure(c -> c.apply(null, response), (figure, descriptor1) -> {
            // We need to listen for disconnects and reconnects
            boolean[] isTableDisconnected = new boolean[tableCopies.length];
            ArrayList<RemoverFn> removerFns = new ArrayList<>(tableCopies.length * 3);
            for (int i = 0; i < tableCopies.length; i++) {
                final int tableIndex = i;
                // Tables are closed when the figure is closed, no need to remove listeners later
                removerFns.add(tableCopies[i].addEventListener(JsTable.EVENT_DISCONNECT, ignore -> {
                    isTableDisconnected[tableIndex] = true;
                    for (int j = 0; j < isTableDisconnected.length; j++) {
                        if (isTableDisconnected[j] && j != tableIndex) {
                            return;
                        }
                    }
                    figure.fireEvent(JsFigure.EVENT_DISCONNECT);
                    figure.unsubscribe();
                }));
                removerFns.add(tableCopies[i].addEventListener(JsTable.EVENT_RECONNECT, ignore -> {
                    isTableDisconnected[tableIndex] = false;
                    for (int j = 0; j < isTableDisconnected.length; j++) {
                        if (isTableDisconnected[j]) {
                            return;
                        }
                    }
                    try {
                        figure.verifyTables();
                        figure.fireEvent(JsFigure.EVENT_RECONNECT);
                        figure.enqueueSubscriptionCheck();
                    } catch (JsFigure.FigureSourceException e) {
                        final CustomEventInit init = CustomEventInit.create();
                        init.setDetail(e);
                        figure.fireEvent(JsFigure.EVENT_RECONNECTFAILED, init);
                    }
                }));
                removerFns.add(tableCopies[i].addEventListener(JsTable.EVENT_RECONNECTFAILED, err -> {
                    for (RemoverFn removerFn : removerFns) {
                        removerFn.remove();
                    }
                    figure.unsubscribe();
                    final CustomEventInit init = CustomEventInit.create();
                    init.setDetail(err);
                    figure.fireEvent(JsFigure.EVENT_RECONNECTFAILED, init);
                }));
            }
            return Promise.resolve(new JsFigure.FigureTableFetchData(tableCopies, new TableMap[0], Collections.emptyMap()));
        }).refetch();
    });
}

Example 2 with FetchObjectResponse

use of io.deephaven.javascript.proto.dhinternal.io.deephaven.proto.object_pb.FetchObjectResponse in project deephaven-core by deephaven.

the class WorkerConnection method getWidget.

public Promise<JsWidget> getWidget(JsVariableDefinition varDef) {
    return whenServerReady("get a widget").then(server -> Callbacks.<FetchObjectResponse, Object>grpcUnaryPromise(c -> {
        FetchObjectRequest request = new FetchObjectRequest();
        TypedTicket typedTicket = new TypedTicket();
        typedTicket.setTicket(TableTicket.createTicket(varDef));
        typedTicket.setType(varDef.getType());
        request.setSourceId(typedTicket);
        objectServiceClient().fetchObject(request, metadata(), c::apply);
    })).then(response -> Promise.resolve(new JsWidget(this, response)));
}