Example usage for com.google.gwt.core.client JsonUtils unsafeEval

List of usage examples for com.google.gwt.core.client JsonUtils unsafeEval

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Introduction

In this page you can find the example usage for com.google.gwt.core.client JsonUtils unsafeEval.

Prototype

public static native <T extends JavaScriptObject> T unsafeEval(String json) ;

Source Link

Document

Evaluates a JSON expression using eval() .

Usage

From source file:com.github.nmorel.gwtjackson.client.stream.impl.DefaultJsonReader.java

License:Apache License

@Override
public JavaScriptObject nextJavaScriptObject(boolean useSafeEval) {
    int p = peeked;
    if (p == PEEKED_NONE) {
        p = doPeek();/*from  w  w w.jav a 2s . co  m*/
    }

    switch (p) {
    case PEEKED_BEGIN_OBJECT:
    case PEEKED_BEGIN_ARRAY:
        JavaScriptObject result;
        int peekStack = stack.get(stackSize - 1);
        if (peekStack == JsonScope.NONEMPTY_DOCUMENT) {
            // start of the document
            String toEval = in.getInput();
            result = useSafeEval ? JsonUtils.safeEval(toEval) : JsonUtils.unsafeEval(toEval);
            // we read everything, we move the pointer to the end of the document
            pos = toEval.length();
            limit = toEval.length();
            peeked = PEEKED_NONE;
        } else {
            String toEval = nextValue();
            result = useSafeEval ? JsonUtils.safeEval(toEval) : JsonUtils.unsafeEval(toEval);
        }
        return result;
    default:
        throw new IllegalStateException("Expected an array or object to evaluate a JavaScriptObject but was "
                + peek() + " at line " + getLineNumber() + " column " + getColumnNumber());
    }
}

From source file:com.github.nmorel.gwtjackson.client.stream.impl.NonBufferedJsonReader.java

License:Apache License

@Override
public JavaScriptObject nextJavaScriptObject(boolean useSafeEval) {
    int p = peeked;
    if (p == PEEKED_NONE) {
        p = doPeek();/*  ww w. j  a v  a 2 s. c  om*/
    }

    switch (p) {
    case PEEKED_BEGIN_OBJECT:
    case PEEKED_BEGIN_ARRAY:
        JavaScriptObject result;
        int peekStack = stack.get(stackSize - 1);
        if (peekStack == JsonScope.NONEMPTY_DOCUMENT) {
            // start of the document
            String toEval = in;
            result = useSafeEval ? JsonUtils.safeEval(toEval) : JsonUtils.unsafeEval(toEval);
            // we read everything, we move the pointer to the end of the document
            pos = toEval.length();
            peeked = PEEKED_NONE;
        } else {
            String toEval = nextValue();
            result = useSafeEval ? JsonUtils.safeEval(toEval) : JsonUtils.unsafeEval(toEval);
        }
        return result;
    default:
        throw new IllegalStateException("Expected an array or object to evaluate a JavaScriptObject but was "
                + peek() + " at line " + getLineNumber() + " column " + getColumnNumber());
    }
}

From source file:fr.mncc.minus.ajax.client.JsonParser.java

License:Open Source License

/**
 * Convert a JSON string to Java object// w w  w  .j  a v a2  s .  com
 * 
 * @param json string
 * @return Java object
 */
public static <T extends JavaScriptObject> T fromJson(String json) {
    return JsonUtils.unsafeEval(json);
}

From source file:gwt.material.design.demo.client.ui.charts.MaterialCandleStick.java

License:Apache License

private void draw() {
    JsArrayMixed dataArray = JsonUtils.unsafeEval(
            "[['Mon',20,28,38,45],['Tue',31,38,55,66],['Wed',50,55,77,80],['Thu',77,77,66,50],['Fri',68,66,22,15]]");

    // Prepare the data
    DataTable dataTable = ChartHelper.arrayToDataTable(dataArray, true);

    // Set options
    CandlestickChartOptions options = CandlestickChartOptions.create();
    BackgroundColor bgColor = BackgroundColor.create();
    bgColor.setStroke("#2196f3");
    bgColor.setFill("#90caf9");
    bgColor.setStrokeWidth(2);/*  w  w w .ja  v  a2  s  .c om*/

    options.setLegend(Legend.create(LegendPosition.NONE));
    options.setFallingColor(bgColor);
    options.setRisingColor(bgColor);

    // Draw the chart
    chart.draw(dataTable, options);
}

From source file:gwt.material.design.demo.client.ui.charts.MaterialComboCharts.java

License:Apache License

private void draw() {
    JsArrayMixed dataArray = JsonUtils.unsafeEval(
            "[['Month', 'Bolivia', 'Ecuador', 'Madagascar', 'Papua  Guinea', 'Rwanda', 'Average'],['2004/05', 165, 938, 522, 998, 450, 614.6],['2005/06', 135, 1120, 599, 1268, 288, 682],['2006/07', 157, 1167, 587, 807, 397, 623],['2007/08', 139, 1110, 615, 968, 215, 609.4],['2008/09', 136, 691, 629, 1026, 366, 569.6]]");

    // Prepare the data
    DataTable dataTable = ChartHelper.arrayToDataTable(dataArray);

    // Set options
    ComboChartOptions options = ComboChartOptions.create();
    options.setFontName("Tahoma");
    options.setTitle("Monthly Coffee Production by Country");
    options.setHAxis(HAxis.create("Cups"));
    options.setVAxis(VAxis.create("Month"));
    options.setSeriesType(SeriesType.BARS);
    ComboChartSeries series = ComboChartSeries.create();
    series.setType(SeriesType.LINE);//  w  w  w  .ja  v a  2  s.c o  m
    options.setSeries(5, series);

    // Draw the chart
    chart.draw(dataTable, options);
}

From source file:io.reinert.requestor.serialization.json.JsonObjectSerdes.java

License:Apache License

/**
 * Performs evaluation of serialized response obeying the #useSafeEval configuration.
 * <p/>/*from   w w  w . j  a v a 2  s  .  c o  m*/
 *
 * If #useSafeEval is {@code true} then the eval is performed using {@link JsonUtils#safeEval},
 * otherwise then content will be loosely evaluated by {@link JsonUtils#unsafeEval}.
 *
 * @param response The serialized content
 *
 * @return The converted JavaScriptObject
 */
protected JavaScriptObject eval(String response) {
    return useSafeEval() ? JsonUtils.safeEval(response) : JsonUtils.unsafeEval(response);
}

From source file:org.eclipse.che.ide.examples.CheFluxLiveEditExtension.java

License:Open Source License

@Inject
public CheFluxLiveEditExtension(final MessageBusProvider messageBusProvider, final EventBus eventBus,
        final MachineManager machineManager, final MachineServiceClient machineServiceClient,
        final DtoUnmarshallerFactory dtoUnmarshallerFactory, final AppContext appContext,
        final CommandManager commandManager,
        final CommandPropertyValueProviderRegistry commandPropertyValueProviderRegistry) {
    this.commandManager = commandManager;
    this.messageBus = messageBusProvider.getMessageBus();
    this.commandPropertyValueProviderRegistry = commandPropertyValueProviderRegistry;

    injectSocketIO();// w ww.j ava 2 s  .  c  o m

    eventBus.addHandler(ProjectExplorerLoadedEvent.getType(),
            new ProjectExplorerLoadedEvent.ProjectExplorerLoadedHandler() {

                @Override
                public void onProjectsLoaded(ProjectExplorerLoadedEvent event) {

                    String machineId = appContext.getDevMachineId();
                    Promise<List<MachineProcessDto>> processesPromise = machineServiceClient
                            .getProcesses(machineId);
                    processesPromise.then(new Operation<List<MachineProcessDto>>() {
                        @Override
                        public void apply(final List<MachineProcessDto> descriptors) throws OperationException {

                            if (descriptors.isEmpty()) {
                                return;
                            }
                            Log.info(getClass(), "machine processes");
                            for (MachineProcessDto machineProcessDto : descriptors) {
                                Log.info(getClass(), " - " + machineProcessDto);
                                if (connectIfFluxMicroservice(machineProcessDto)) {
                                    break;
                                }
                            }
                        }

                    });

                }
            });

    String machineId = appContext.getDevMachineId();
    final Unmarshallable<MachineProcessEvent> unmarshaller = dtoUnmarshallerFactory
            .newWSUnmarshaller(MachineProcessEvent.class);
    final String processStateChannel = "machine:process:" + machineId;
    final MessageHandler handler = new SubscriptionHandler<MachineProcessEvent>(unmarshaller) {
        @Override
        protected void onMessageReceived(MachineProcessEvent result) {
            Log.info(getClass(), "process event" + result);

            if (MachineProcessEvent.EventType.STARTED.equals(result.getEventType())) {
                final int processId = result.getProcessId();
                machineServiceClient.getProcesses(appContext.getDevMachineId())
                        .then(new Operation<List<MachineProcessDto>>() {
                            @Override
                            public void apply(List<MachineProcessDto> descriptors) throws OperationException {
                                if (descriptors.isEmpty()) {
                                    return;
                                }

                                for (final MachineProcessDto machineProcessDto : descriptors) {
                                    if (machineProcessDto.getPid() == processId) {
                                        Log.info(getClass(), "Started Process" + machineProcessDto);
                                        new Timer() {
                                            @Override
                                            public void run() {
                                                if (connectIfFluxMicroservice(machineProcessDto)) {
                                                    // break;
                                                }
                                            }
                                        }.schedule(8000);
                                        return;
                                    }
                                }
                            }

                        });
            }
        }

        @Override
        protected void onErrorReceived(Throwable exception) {
            Log.error(getClass(), exception);
        }
    };
    wsSubscribe(processStateChannel, handler);

    eventBus.addHandler(DocumentReadyEvent.TYPE, new DocumentReadyHandler() {
        @Override
        public void onDocumentReady(DocumentReadyEvent event) {
            liveDocuments.put(event.getDocument().getFile().getPath(), event.getDocument());

            final DocumentHandle documentHandle = event.getDocument().getDocumentHandle();

            documentHandle.getDocEventBus().addHandler(DocumentChangeEvent.TYPE, new DocumentChangeHandler() {
                @Override
                public void onDocumentChange(DocumentChangeEvent event) {
                    if (socket != null) {
                        // full path start with /, so substring
                        String fullPath = event.getDocument().getDocument().getFile().getPath().substring(1);
                        String project = fullPath.substring(0, fullPath.indexOf('/'));
                        String resource = fullPath.substring(fullPath.indexOf('/') + 1);
                        String text = JsonUtils.escapeValue(event.getText());
                        String json = "{"//
                                + "\"username\":\"USER\","//
                                + "\"project\":\"" + project + "\","//
                                + "\"resource\":\"" + resource + "\"," //
                                + "\"offset\":" + event.getOffset() + "," //
                                + "\"removedCharCount\":" + event.getRemoveCharCount() + "," //
                                + "\"addedCharacters\": " + text //
                                + "}";
                        if (isUpdatingModel) {
                            return;
                        }
                        socket.emit("liveResourceChanged", JsonUtils.unsafeEval(json));
                    }
                }
            });
        }
    });

}

From source file:org.eclipse.che.ide.flux.liveedit.FluxMessageBuilder.java

License:Open Source License

public Message buildResourceRequestMessage() {
    String json = "{"//
            + "\"username\":\"" + username + "\","//
            + "\"project\":\"" + project + "\","//
            + "\"resource\":\"" + resource + "\","//
            + "\"channelName\":\"" + channelName + "\"" //
            + "}";

    return new Message().withType("getResourceRequest")//
            .withJsonContent(JsonUtils.unsafeEval(json));
}

From source file:org.eclipse.che.ide.flux.liveedit.FluxMessageBuilder.java

License:Open Source License

public Message buildLiveResourceChangeMessage() {
    String json = "{"//
            + "\"username\":\"" + username + "\","//
            + "\"project\":\"" + project + "\","//
            + "\"resource\":\"" + resource + "\"," //
            + "\"channelName\":\"" + channelName + "\"," //
            + "\"offset\":" + offset + "," //
            + "\"removedCharCount\":" + removeCharCount + "," //
            + "\"addedCharacters\": " + addedCharacters //
            + "}";
    return new Message().withType("liveResourceChanged")//
            .withJsonContent(JsonUtils.unsafeEval(json));
}

From source file:org.eclipse.che.ide.flux.liveedit.FluxMessageBuilder.java

License:Open Source License

public Message buildLiveCursorOffsetChangeMessage() {
    String json = "{"//
            + "\"username\":\"" + username + "\","//
            + "\"project\":\"" + project + "\","//
            + "\"resource\":\"" + resource + "\"," //
            + "\"channelName\":\"" + channelName + "\"," //
            + "\"offset\":" + offset + "," //
            + "}";
    return new Message().withType("liveCursorOffsetChanged")//
            .withJsonContent(JsonUtils.unsafeEval(json));
}