Examples with JavaScriptJob com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob used on opensource projects

Example 1 with JavaScriptJob

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob in project htmlunit by HtmlUnit.

the class XMLHTTPRequest method send.

/**
 * Sends an HTTP request to the server and receives a response.
 * @param body the body of the message being sent with the request.
 */
@JsxFunction
public void send(final Object body) {
    if (webRequest_ == null) {
        setState(STATE_DONE, Context.getCurrentContext());
        return;
    }
    if (sent_) {
        throw Context.reportRuntimeError("Unspecified error (request already sent).");
    }
    sent_ = true;
    prepareRequest(body);
    // quite strange but IE seems to fire state loading twice
    setState(STATE_OPENED, Context.getCurrentContext());
    final Window w = getWindow();
    final WebClient client = w.getWebWindow().getWebClient();
    final AjaxController ajaxController = client.getAjaxController();
    final HtmlPage page = (HtmlPage) w.getWebWindow().getEnclosedPage();
    final boolean synchron = ajaxController.processSynchron(page, webRequest_, async_);
    if (synchron) {
        doSend(Context.getCurrentContext());
    } else {
        // Create and start a thread in which to execute the request.
        final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
        final ContextAction<Object> action = cx -> {
            // KEY_STARTING_SCOPE maintains a stack of scopes
            @SuppressWarnings("unchecked") Deque<Scriptable> stack = (Deque<Scriptable>) cx.getThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE);
            if (null == stack) {
                stack = new ArrayDeque<>();
                cx.putThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE, stack);
            }
            stack.push(w);
            try {
                doSend(cx);
            } finally {
                stack.pop();
            }
            return null;
        };
        final JavaScriptJob job = BackgroundJavaScriptFactory.theFactory().createJavascriptXMLHttpRequestJob(cf, action);
        if (LOG.isDebugEnabled()) {
            LOG.debug("Starting XMLHTTPRequest thread for asynchronous request");
        }
        jobID_ = w.getWebWindow().getJobManager().addJob(job, page);
    }
}

Example 2 with JavaScriptJob

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob in project htmlunit by HtmlUnit.

the class WindowOrWorkerGlobalScopeMixin method setTimeoutIntervalImpl.

private static int setTimeoutIntervalImpl(final Window window, final Object code, int timeout, final boolean isTimeout, final Object[] params) {
    if (timeout < MIN_TIMER_DELAY) {
        timeout = MIN_TIMER_DELAY;
    }
    final WebWindow webWindow = window.getWebWindow();
    final Page page = (Page) window.getDomNodeOrNull();
    Integer period = null;
    if (!isTimeout) {
        period = timeout;
    }
    if (code instanceof String) {
        final String s = (String) code;
        final String description = "window.set" + (isTimeout ? "Timeout" : "Interval") + "(" + s + ", " + timeout + ")";
        final JavaScriptJob job = BackgroundJavaScriptFactory.theFactory().createJavaScriptJob(timeout, period, description, webWindow, s);
        return webWindow.getJobManager().addJob(job, page);
    }
    if (code instanceof Function) {
        final Function f = (Function) code;
        final String functionName;
        if (f instanceof FunctionObject) {
            functionName = ((FunctionObject) f).getFunctionName();
        } else {
            // can this happen?
            functionName = String.valueOf(f);
        }
        final String description = "window.set" + (isTimeout ? "Timeout" : "Interval") + "(" + functionName + ", " + timeout + ")";
        final JavaScriptJob job = BackgroundJavaScriptFactory.theFactory().createJavaScriptJob(timeout, period, description, webWindow, f, params);
        return webWindow.getJobManager().addJob(job, page);
    }
    throw Context.reportRuntimeError("Unknown type for function.");
}

Example 3 with JavaScriptJob

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob 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 4 with JavaScriptJob

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob 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 5 with JavaScriptJob

use of com.gargoylesoftware.htmlunit.javascript.background.JavaScriptJob in project htmlunit by HtmlUnit.

the class TopLevelWindowTest method useCustomJobManager.

/**
 * Tests the use of a custom job manager.
 * @throws Exception if an error occurs
 */
@Test
public void useCustomJobManager() throws Exception {
    final MutableInt jobCount = new MutableInt(0);
    final JavaScriptJobManager mgr = new JavaScriptJobManager() {

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobsStartingBefore(final long delayMillis) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobsStartingBefore(final long delayMillis, final JavaScriptJobFilter filter) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int waitForJobs(final long timeoutMillis) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void stopJob(final int id) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void shutdown() {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void removeJob(final int id) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void removeAllJobs() {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int getJobCount() {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int getJobCount(final JavaScriptJobFilter filter) {
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public int addJob(final JavaScriptJob job, final Page page) {
            jobCount.increment();
            return jobCount.intValue();
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public JavaScriptJob getEarliestJob() {
            return null;
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public JavaScriptJob getEarliestJob(final JavaScriptJobFilter filter) {
            return null;
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public boolean runSingleJob(final JavaScriptJob job) {
            // Empty
            return false;
        }

        @Override
        public String jobStatusDump(final JavaScriptJobFilter filter) {
            return null;
        }
    };
    final WebWindowListener listener = new WebWindowListener() {

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowOpened(final WebWindowEvent event) {
            ((WebWindowImpl) event.getWebWindow()).setJobManager(mgr);
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowContentChanged(final WebWindowEvent event) {
        // Empty.
        }

        /**
         * {@inheritDoc}
         */
        @Override
        public void webWindowClosed(final WebWindowEvent event) {
        // Empty.
        }
    };
    final WebClient client = getWebClientWithMockWebConnection();
    client.addWebWindowListener(listener);
    final TopLevelWindow window = (TopLevelWindow) client.getCurrentWindow();
    window.setJobManager(mgr);
    final MockWebConnection conn = getMockWebConnection();
    conn.setDefaultResponse("<html><body><script>window.setTimeout('', 500);</script></body></html>");
    client.getPage(URL_FIRST);
    assertEquals(1, jobCount.intValue());
    client.getPage(URL_FIRST);
    assertEquals(2, jobCount.intValue());
}