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

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

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  6. safeEval

Introduction

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

Prototype

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

Source Link

Document

Evaluates a JSON expression safely.

Usage

From source file:org.jbpm.console.ng.ht.forms.client.display.displayers.task.AbstractHumanTaskFormDisplayer.java

License:Apache License

protected void eventListener(String origin, String request) {
    if (origin == null || !origin.endsWith("//" + opener))
        return;/* w w w .  j a  va2  s .co m*/

    ActionRequest actionRequest = JsonUtils.safeEval(request);

    if (ACTION_CLAIM_TASK.equals(actionRequest.getAction()))
        claimFromDisplayer();
    else if (ACTION_START_TASK.equals(actionRequest.getAction()))
        startFromDisplayer();
    else if (ACTION_RELEASE_TASK.equals(actionRequest.getAction()))
        releaseFromDisplayer();
    else if (ACTION_SAVE_TASK.equals(actionRequest.getAction()))
        saveStateFromDisplayer();
    else if (ACTION_COMPLETE_TASK.equals(actionRequest.getAction()))
        completeFromDisplayer();
}

From source file:org.jbpm.console.ng.ht.forms.client.editors.taskform.displayers.AbstractStartProcessFormDisplayer.java

License:Apache License

protected void eventListener(String origin, String request) {
    if (origin == null || !origin.endsWith("//" + opener))
        return;//from w  w  w.j a  v  a  2s. c o  m

    ActionRequest actionRequest = JsonUtils.safeEval(request);

    if (ACTION_START_PROCESS.equals(actionRequest.getAction()))
        startProcessFromDisplayer();
}

From source file:org.jbpm.console.ng.ht.forms.client.editors.taskform.standalone.StandaloneFormDisplayPresenter.java

License:Apache License

protected void eventListener(String origin, String request) {
    if (origin == null || !origin.endsWith("//" + opener))
        return;//from  w  ww .j av  a  2 s  .co  m

    ActionRequest actionRequest = JsonUtils.safeEval(request);

    if (ACTION_START_PROCESS.equals(actionRequest.getAction()))
        startProcess();
    else if (ACTION_CLAIM_TASK.equals(actionRequest.getAction()))
        claimTask();
    else if (ACTION_START_TASK.equals(actionRequest.getAction()))
        startTask();
    else if (ACTION_RELEASE_TASK.equals(actionRequest.getAction()))
        releaseTask();
    else if (ACTION_SAVE_TASK.equals(actionRequest.getAction()))
        saveTaskState();
    else if (ACTION_COMPLETE_TASK.equals(actionRequest.getAction()))
        completeTask();
}

From source file:org.jbpm.workbench.forms.client.display.task.AbstractHumanTaskFormDisplayer.java

License:Apache License

protected void eventListener(String origin, String request) {
    if (origin == null || !origin.endsWith("//" + opener)) {
        return;//ww w  .j  a  va2s  .  c o  m
    }

    ActionRequest actionRequest = JsonUtils.safeEval(request);

    if (ACTION_CLAIM_TASK.equals(actionRequest.getAction())) {
        claimFromDisplayer();
    } else if (ACTION_START_TASK.equals(actionRequest.getAction())) {
        startFromDisplayer();
    } else if (ACTION_RELEASE_TASK.equals(actionRequest.getAction())) {
        releaseFromDisplayer();
    } else if (ACTION_SAVE_TASK.equals(actionRequest.getAction())) {
        saveStateFromDisplayer();
    } else if (ACTION_COMPLETE_TASK.equals(actionRequest.getAction())) {
        completeFromDisplayer();
    }
}

From source file:org.kie.workbench.common.forms.jbpm.client.document.DocumentFieldRendererViewImpl.java

License:Apache License

public void onSubmit(String results) {
    initForm();//from   w  ww  .j  a  v a2 s  .co m
    JavaScriptObject jsResponse = JsonUtils.safeEval(results);

    if (jsResponse != null) {
        JSONObject response = new JSONObject(jsResponse);
        if (response.get("document") != null) {
            JSONObject document = response.get("document").isObject();

            DocumentData data = new DocumentData(document.get("fileName").isString().stringValue(),
                    new Double(document.get("size").isNumber().doubleValue()).longValue(), null);

            data.setContentId(document.get("contentId").isString().stringValue());

            setValue(data, true);
        } else if (response.get("error").isNull() != null) {
            setValue(null, true);
        }
    }
}

From source file:org.kie.workbench.common.forms.jbpm.client.rendering.document.DocumentFieldRendererViewImpl.java

License:Apache License

public void onSubmit(String results) {
    initForm();//from  w  w w. j  a v a 2 s.  c o  m
    JavaScriptObject jsResponse = JsonUtils.safeEval(results);

    if (jsResponse != null) {
        JSONObject response = new JSONObject(jsResponse);
        if (response.get("document") != null) {
            JSONObject document = response.get("document").isObject();

            DocumentData data = new DocumentData(document.get("contentId").isString().stringValue(),
                    document.get("fileName").isString().stringValue(),
                    new Double(document.get("size").isNumber().doubleValue()).longValue(), null,
                    new Double(document.get("lastModified").isNumber().doubleValue()).longValue());

            setValue(data, true);
        } else if (response.get("error").isNull() != null) {
            setValue(null, true);
        }
    }
}

From source file:org.komodo.web.client.panels.vdb.editor.diag.tree.TreeCanvas.java

License:Open Source License

/**
 * Update the tree diagram by parsing the data and passing
 * the root node into the internal update process. 
 */// w  w w. ja va  2s.com
public void update() {
    if (this.rootObjectPath == null)
        return;

    if (LOGGER.isLoggable(Level.FINE))
        LOGGER.fine("Deriving json definition from root object"); //$NON-NLS-1$

    KomodoRpcService service = KomodoRpcService.get();
    service.deriveJsonTree(this.rootObjectPath, new IRpcServiceInvocationHandler<String>() {

        @Override
        public void onReturn(String definition) {
            if (LOGGER.isLoggable(Level.FINE))
                LOGGER.fine("Definition of root object: " + definition); //$NON-NLS-1$

            /*
             * Parse the json of the root data. As more children
             * are added asynchronously to the root data's
             * descendants, new nodes will be added and displayed.
             */
            JavaScriptObject jsRoot = JsonUtils.safeEval(definition);
            if (jsRoot == null) {
                String msg = "Failed to safely evaluate json definition for root object"; //$NON-NLS-1$
                Window.alert(msg);
                LOGGER.severe(msg);
                return;
            }

            /*
             * Casts the js object created by the parser to a tree node.
             */
            root = jsRoot.<TreeNode>cast();

            /* Set the initial location of the root node */
            if (LOGGER.isLoggable(Level.FINE))
                LOGGER.fine("Setting location of root object"); //$NON-NLS-1$

            root.setAttr(HTML_X, (parentWidth - 20) / 3);
            root.setAttr(HTML_Y, TOP_MARGIN);

            if (LOGGER.isLoggable(Level.FINE))
                LOGGER.fine("Collapsing root object's grandchildren"); //$NON-NLS-1$

            /* Collapse everything but root initially */
            if (root.children() != null) {
                root.children().forEach(collapseCallback);
            }

            update(root);
        }

        @Override
        public void onError(Throwable error) {
            Window.alert("An error occurred while drawing diagram. See console for more details."); //$NON-NLS-1$
            LOGGER.log(Level.SEVERE, "Exception from deriving json tree from server", error); //$NON-NLS-1$
        }
    });
}

From source file:org.nsesa.editor.gwt.editor.client.Editor.java

License:EUPL

/**
 * Configures the local//  w  w  w .ja va  2 s  .c  o m
 */
protected void configure() {
    try {
        RequestBuilder requestBuilder = new RequestBuilder(RequestBuilder.GET, CONFIGURATION_FILE);

        requestBuilder.sendRequest("", new RequestCallback() {
            @Override
            public void onResponseReceived(Request req, Response resp) {
                final JavaScriptObject configuration;
                try {
                    configuration = JsonUtils.safeEval(resp.getText());
                    clientFactory.setConfiguration(configuration);
                    // configuration ok -- continue
                    LOG.log(Level.INFO, "Successfully read " + CONFIGURATION_FILE);
                } catch (Exception e) {
                    LOG.log(Level.WARNING,
                            "Could parse " + CONFIGURATION_FILE + ", configuration will be empty.", e);
                } finally {
                    // continue with the loading
                    onModuleLoadDeferred();
                }
            }

            @Override
            public void onError(Request res, Throwable throwable) {
                // handle errors
                LOG.log(Level.INFO, "Could not read " + CONFIGURATION_FILE + ", configuration will be empty.",
                        throwable);
                clientFactory.setConfiguration(JavaScriptObject.createObject());
                // configuration failed -- ignore
                onModuleLoadDeferred();
            }
        });
    } catch (RequestException e) {
        LOG.log(Level.SEVERE, "Could not execute GET request to retrieve " + CONFIGURATION_FILE, e);
        clientFactory.setConfiguration(JavaScriptObject.createObject());
        // configuration failed -- ignore
        onModuleLoadDeferred();
    }
}

From source file:org.openremote.client.console.ConsolePresenter.java

License:Open Source License

protected DOM addWidget(Flow flow, Node node, DOM container, String instanceId) {
    LOG.debug("Adding widget: " + node);
    if (node.getProperties() == null) {
        LOG.debug("Node has no properties, skipping...");
        return container;
    }/*from   w ww . jav a  2s .c  o m*/

    JavaScriptObject widgetProperties;
    try {
        widgetProperties = JsonUtils.safeEval(node.getProperties());
    } catch (Exception ex) {
        LOG.warn("Node '" + node + "' has invalid widget properties: " + node.getProperties());
        return container;
    }

    String widgetComponent = (String) ((JsMapFromStringTo) widgetProperties).get("component");
    if (widgetComponent == null) {
        LOG.debug("Widget node has no widget component property: " + node.getProperties());
        return container;
    }

    LOG.debug("Creating widget component: " + widgetComponent);
    View widget = JsUtil.createView(getView(), widgetComponent);

    widget.toggleClass("consoleWidget", true, (elemental.dom.Node) widget);
    widget.set("nodeId", node.getId());
    widget.set("nodeLabel", node.getDefaultedLabel());
    widget.set("persistentPropertyPaths", node.getPersistentPropertyPaths());

    if (widget.get("onWidgetPropertiesChanged") != null) {
        widget.set("widgetProperties", widgetProperties);
    }

    container.appendChild(JsUtil.asElementalElement(widget));

    // Continue manipulating the local DOM of the widget!
    DOM widgetDOM = getDOMRoot(widget);

    for (Slot slot : node.findPropertySlots()) {
        // If this is a source slot without any wires attached, we don't need to add it
        if (slot.isOfType(Slot.TYPE_SOURCE) && flow.findWiresAttachedToSlot(slot.getId()).length == 0)
            continue;
        widgetDOM.appendChild(createWidgetSlot(slot, instanceId));
    }

    return widgetDOM;
}

From source file:org.openremote.client.shell.flowcontrol.FlowControlPresenter.java

License:Open Source License

public FlowControlPresenter(FlowControlView view) {
    super(view);/*from  w w  w .  ja va  2 s .  c  o  m*/

    addListener(ShortcutEvent.class, event -> {
        if (flow == null)
            return;
        if (event.getKey() == 82) {
            getView().toggleFlowControl();
        } else if (event.getKey() == 83) {
            redeployFlow();
        }
    });

    addPrepareListener(ShellCloseEvent.class, this::vetoIfDirty);

    addPrepareListener(FlowEditEvent.class, this::vetoIfDirty);

    addListener(FlowEditEvent.class, event -> {

        flow = event.getFlow();
        notifyPath("flow");

        setFlowUnsaved(event.isUnsaved());
        setFlowDirty(flowUnsaved);

        setDependencies();

        setFlowStatusDetail(new FlowStatusDetail("REQUESTING FLOW STATUS..."));
        dispatch(new ServerSendEvent(new FlowRequestStatusEvent(flow.getId())));

        sendConsoleRefresh(flow);
    });

    addListener(FlowDeletedEvent.class, event -> {
        flow = null;
        notifyPathNull("flow");
        sendConsoleRefresh(null);
    });

    addListener(NodeSelectedEvent.class, event -> {
        selectedNodeId = event.getNodeId();
        notifyPath("selectedNodeId");
    });

    addListener(SessionOpenedEvent.class, event -> {
        dispatch(new ServerSendEvent(new FlowRequestStatusEvent()));
    });

    addListener(FlowStatusEvent.class, event -> {
        if (event.matches(flow)) {
            setFlowStatusDetail(new FlowStatusDetail(event.getPhase()));
        }
    });

    addListener(FlowDeploymentFailureEvent.class, event -> {
        // TODO Better flow deployment failure handling
        if (!event.getPhase().equals(FlowDeploymentPhase.NOT_FOUND)) {
            dispatch(new ShowFailureEvent(
                    "Deployment failure during phase: " + event.getPhase() + " - " + event.getMessage(),
                    10000));
        }

        if (event.matches(flow)) {
            setFlowStatusDetail(new FlowStatusDetail(event));
        }
    });

    addListener(FlowRuntimeFailureEvent.class, event -> {
        // TODO should probably do more when a flow fails at runtime
        dispatch(new ShowFailureEvent(event.getMessage(), 10000));
    });

    addListener(FlowModifiedEvent.class, event -> {
        setFlowStatusDetail(flowStatusDetail);
        setFlowDirty(true);
        if (event.isNotifyConsole()) {
            sendConsoleRefresh(event.getFlow());
        }
    });

    addListener(NodeCreateEvent.class, event -> {
        if (event.matches(flow)) {
            new CreateNodeProcedure(flow.getId(), event.getNodeType(), node -> {

                if (event.getLabel() != null && event.getLabel().length() > 0) {
                    node.setLabel(event.getLabel());
                }

                // TODO Awful
                if (event.getNodeProperties() != null && event.getNodeProperties().length() > 0) {
                    JsMapFromStringTo existingProperties = node.getProperties() != null
                            ? JsonUtils.safeEval(node.getProperties())
                            : JsMapFromStringTo.create();
                    JsMapFromStringTo additionalProperties = JsonUtils.safeEval(event.getNodeProperties());
                    JsArrayOfString additionalKeys = additionalProperties.keys();
                    for (int i = 0; i < additionalKeys.length(); i++) {
                        String key = additionalKeys.get(i);
                        existingProperties.put(key, additionalProperties.get(key));
                    }
                    node.setProperties(JsonUtils.stringify(existingProperties));
                }

                new AddNodeProcedure(event.getPositionX(), event.getPositionY(),
                        event.isApplyPositionAsProperties(), true).accept(node);
            }).call();
        }
    });

    addListener(SubflowNodeCreateEvent.class, event -> {
        if (event.matches(flow)) {
            // Can't add current flow as subflow
            if (flow.getId().equals(event.getSubflowId())) {
                return;
            }
            new CreateSubflowNodeProcedure(flow.getId(), event.getSubflowId(), new AddNodeProcedure(
                    event.getPositionX(), event.getPositionY(), event.isApplyPositionAsProperties(), true))
                            .call();
        }
    });

    addListener(NodeSelectedEvent.class, event -> {
        if (flow != null) {
            Node node = flow.findNode(event.getNodeId());
            if (node != null) {
                dispatch(new NodeEditEvent(flow, node));
            }
        }
    });

    addListener(ConsoleWidgetModifiedEvent.class, event -> {
        if (flow != null) {
            Node node = flow.findNode(event.getNodeId());
            if (node != null) {
                node.setProperties(event.getNodeProperties());
                dispatch(new FlowModifiedEvent(flow, false));
                if (node.getId().equals(selectedNodeId)) {
                    dispatch(new NodePropertiesRefreshEvent(node.getId()));
                }
            }
        }
    });

    addListener(NodeDeleteEvent.class, event -> {
        new DeleteNodeProcedure(event.getNode()).call();
    });

    addListener(NodeDeletedEvent.class, event -> {
        if (event.getNode().getId().equals(selectedNodeId)) {
            selectedNodeId = null;
            notifyPathNull("selectedNodeId");
        }
    });

    addListener(NodeDuplicateEvent.class, event -> {
        if (event.matches(flow)) {
            new DuplicateNodeProcedure(flow.getId(), event.getNode()).call();
        }
    });
}