Examples with JavaScriptEngine com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine used on opensource projects

Example 6 with JavaScriptEngine

use of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine in project htmlunit by HtmlUnit.

the class WebSocket method callFunction.

void callFunction(final Function function, final Object[] args) {
    if (function == null) {
        return;
    }
    final Scriptable scope = function.getParentScope();
    final JavaScriptEngine engine = (JavaScriptEngine) containingPage_.getWebClient().getJavaScriptEngine();
    engine.callFunction(containingPage_, function, scope, this, args);
}

Example 7 with JavaScriptEngine

use of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine in project htmlunit by HtmlUnit.

the class MessagePort method postMessage.

/**
 * Posts a message.
 * @param message the object passed to the window
 * @param transfer an optional sequence of Transferable objects
 * @see <a href="https://developer.mozilla.org/en-US/docs/Web/API/window.postMessage">MDN documentation</a>
 */
@JsxFunction
public void postMessage(final String message, final Object transfer) {
    if (port1_ != null) {
        final Window w = getWindow();
        final WebWindow webWindow = w.getWebWindow();
        final Page page = webWindow.getEnclosedPage();
        final URL currentURL = page.getUrl();
        final MessageEvent event = new MessageEvent();
        final String origin = currentURL.getProtocol() + "://" + currentURL.getHost() + ':' + currentURL.getPort();
        event.initMessageEvent(Event.TYPE_MESSAGE, false, false, message, origin, "", w, transfer);
        event.setParentScope(port1_);
        event.setPrototype(getPrototype(event.getClass()));
        final JavaScriptEngine jsEngine = (JavaScriptEngine) webWindow.getWebClient().getJavaScriptEngine();
        final PostponedAction action = new PostponedAction(page, "MessagePort.postMessage") {

            @Override
            public void execute() throws Exception {
                final ContextFactory cf = jsEngine.getContextFactory();
                cf.call(cx -> port1_.dispatchEvent(event));
            }
        };
        jsEngine.addPostponedAction(action);
    }
}

Example 8 with JavaScriptEngine

use of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine in project htmlunit by HtmlUnit.

the class WorkerJob method postMessage.

/**
 * Posts a message to the {@link Worker} in the page's context.
 * @param message the message
 */
@JsxFunction
public void postMessage(final Object message) {
    final MessageEvent event = new MessageEvent();
    event.initMessageEvent(Event.TYPE_MESSAGE, false, false, message, origin_, "", owningWindow_, Undefined.instance);
    event.setParentScope(owningWindow_);
    event.setPrototype(owningWindow_.getPrototype(event.getClass()));
    if (LOG.isDebugEnabled()) {
        LOG.debug("[DedicatedWorker] postMessage: {}" + message);
    }
    final JavaScriptEngine jsEngine = (JavaScriptEngine) owningWindow_.getWebWindow().getWebClient().getJavaScriptEngine();
    final ContextAction<Object> action = cx -> {
        worker_.getEventListenersContainer().executeCapturingListeners(event, null);
        final Object[] args = { event };
        worker_.getEventListenersContainer().executeBubblingListeners(event, args);
        return null;
    };
    final ContextFactory cf = jsEngine.getContextFactory();
    final JavaScriptJob job = new WorkerJob(cf, action, "postMessage: " + Context.toString(message));
    final HtmlPage page = (HtmlPage) owningWindow_.getDocument().getPage();
    owningWindow_.getWebWindow().getJobManager().addJob(job, page);
}

Example 9 with JavaScriptEngine

use of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine in project htmlunit by HtmlUnit.

the class WorkerJob method messagePosted.

void messagePosted(final Object message) {
    final MessageEvent event = new MessageEvent();
    event.initMessageEvent(Event.TYPE_MESSAGE, false, false, message, origin_, "", owningWindow_, Undefined.instance);
    event.setParentScope(owningWindow_);
    event.setPrototype(owningWindow_.getPrototype(event.getClass()));
    final JavaScriptEngine jsEngine = (JavaScriptEngine) owningWindow_.getWebWindow().getWebClient().getJavaScriptEngine();
    final ContextAction<Object> action = cx -> {
        executeEvent(cx, event);
        return null;
    };
    final ContextFactory cf = jsEngine.getContextFactory();
    final JavaScriptJob job = new WorkerJob(cf, action, "messagePosted: " + Context.toString(message));
    final HtmlPage page = (HtmlPage) owningWindow_.getDocument().getPage();
    owningWindow_.getWebWindow().getJobManager().addJob(job, page);
}

Example 10 with JavaScriptEngine

use of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine in project htmlunit by HtmlUnit.

the class WebClientUtils method attachVisualDebugger.

/**
 * Attaches a visual (GUI) debugger to the specified client.
 * @param client the client to which the visual debugger is to be attached
 * @see <a href="http://www.mozilla.org/rhino/debugger.html">Mozilla Rhino Debugger Documentation</a>
 */
public static void attachVisualDebugger(final WebClient client) {
    final HtmlUnitContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
    final Main main = Main.mainEmbedded(cf, (ScopeProvider) null, "HtmlUnit JavaScript Debugger");
    main.getDebugFrame().setExtendedState(Frame.MAXIMIZED_BOTH);
    final SourceProvider sourceProvider = script -> {
        String sourceName = script.getSourceName();
        if (sourceName.endsWith("(eval)") || sourceName.endsWith("(Function)")) {
            // script is result of eval call. Rhino already knows the source and we don't
            return null;
        }
        if (sourceName.startsWith("script in ")) {
            sourceName = StringUtils.substringBetween(sourceName, "script in ", " from");
            for (final WebWindow ww : client.getWebWindows()) {
                final WebResponse wr = ww.getEnclosedPage().getWebResponse();
                if (sourceName.equals(wr.getWebRequest().getUrl().toString())) {
                    return wr.getContentAsString();
                }
            }
        }
        return null;
    };
    main.setSourceProvider(sourceProvider);
}