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

Example 11 with JavaScriptEngine

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

the class WebClient method readObject.

/**
 * When we deserialize, re-initializie transient fields.
 * @param in the object input stream
 * @throws IOException if an error occurs
 * @throws ClassNotFoundException if an error occurs
 */
private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException {
    in.defaultReadObject();
    webConnection_ = new HttpWebConnection(this);
    scriptEngine_ = new JavaScriptEngine(this);
    jobManagers_ = Collections.synchronizedList(new ArrayList<>());
    loadQueue_ = new ArrayList<>();
    if (getBrowserVersion().hasFeature(JS_XML_SUPPORT_VIA_ACTIVEXOBJECT)) {
        initMSXMLActiveX();
    }
}

Example 12 with JavaScriptEngine

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

the class MutationObserver method attributeReplaced.

/**
 * {@inheritDoc}
 */
@Override
public void attributeReplaced(final HtmlAttributeChangeEvent event) {
    final HtmlElement target = event.getHtmlElement();
    if (subtree_ || target == node_.getDomNodeOrDie()) {
        final String attributeName = event.getName();
        if (attributeFilter_ == null || attributeFilter_.contains(attributeName)) {
            final MutationRecord mutationRecord = new MutationRecord();
            final Scriptable scope = getParentScope();
            mutationRecord.setParentScope(scope);
            mutationRecord.setPrototype(getPrototype(mutationRecord.getClass()));
            mutationRecord.setAttributeName(attributeName);
            mutationRecord.setType("attributes");
            mutationRecord.setTarget(target.getScriptableObject());
            if (attributeOldValue_) {
                mutationRecord.setOldValue(event.getValue());
            }
            final Window window = getWindow();
            final HtmlPage owningPage = (HtmlPage) window.getDocument().getPage();
            final JavaScriptEngine jsEngine = (JavaScriptEngine) window.getWebWindow().getWebClient().getJavaScriptEngine();
            jsEngine.addPostponedAction(new PostponedAction(owningPage, "MutationObserver.attributeReplaced") {

                @Override
                public void execute() throws Exception {
                    final NativeArray array = new NativeArray(new Object[] { mutationRecord });
                    ScriptRuntime.setBuiltinProtoAndParent(array, scope, TopLevel.Builtins.Array);
                    jsEngine.callFunction(owningPage, function_, scope, MutationObserver.this, new Object[] { array });
                }
            });
        }
    }
}

Example 13 with JavaScriptEngine

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

the class WebDriverTestCase method releaseResources.

/**
 * Release resources but DON'T close the browser if we are running with a real browser.
 * Note that HtmlUnitDriver is not cached by default, but that can be configured by {@link #isWebClientCached()}.
 */
@After
@Override
public void releaseResources() {
    final List<String> unhandledAlerts = new ArrayList<>();
    if (webDriver_ != null) {
        UnhandledAlertException ex = null;
        do {
            ex = null;
            try {
                // getTitle will do an implicit check for open alerts
                webDriver_.getTitle();
            } catch (final NoSuchWindowException e) {
            // ignore
            } catch (final UnhandledAlertException e) {
                ex = e;
                unhandledAlerts.add(e.getMessage());
            }
        } while (ex != null);
    }
    super.releaseResources();
    if (!isWebClientCached()) {
        boolean rhino = false;
        if (webDriver_ != null) {
            try {
                rhino = getWebWindowOf(webDriver_).getWebClient().getJavaScriptEngine() instanceof JavaScriptEngine;
            } catch (final Exception e) {
                throw new RuntimeException(e);
            }
            webDriver_.quit();
            webDriver_ = null;
        }
        if (rhino) {
            assertTrue("There are still JS threads running after the test", getJavaScriptThreads().isEmpty());
        }
    }
    if (useRealBrowser()) {
        synchronized (WEB_DRIVERS_REAL_BROWSERS) {
            final WebDriver driver = WEB_DRIVERS_REAL_BROWSERS.get(getBrowserVersion());
            if (driver != null) {
                try {
                    final String currentWindow = driver.getWindowHandle();
                    final Set<String> handles = driver.getWindowHandles();
                    // close all windows except the current one
                    handles.remove(currentWindow);
                    if (handles.size() > 0) {
                        for (final String handle : handles) {
                            try {
                                driver.switchTo().window(handle);
                                driver.close();
                            } catch (final NoSuchWindowException e) {
                                LOG.error("Error switching to browser window; quit browser.", e);
                                WEB_DRIVERS_REAL_BROWSERS.remove(getBrowserVersion());
                                WEB_DRIVERS_REAL_BROWSERS_USAGE_COUNT.remove(getBrowserVersion());
                                driver.quit();
                                return;
                            }
                        }
                        // we have to force WebDriver to treat the remaining window
                        // as the one we like to work with from now on
                        // looks like a web driver issue to me (version 2.47.2)
                        driver.switchTo().window(currentWindow);
                    }
                    driver.manage().deleteAllCookies();
                    // in the remaining window, load a blank page
                    driver.get("about:blank");
                } catch (final WebDriverException e) {
                    shutDownRealBrowsers();
                }
            }
        }
    }
    assertTrue("There are still unhandled alerts: " + String.join("; ", unhandledAlerts), unhandledAlerts.isEmpty());
}

Example 14 with JavaScriptEngine

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

the class HtmlUnitRegExpProxy2Test method needCustomFix.

/**
 * Tests if custom patch is still needed.
 */
@Test
public void needCustomFix() {
    final WebClient client = getWebClient();
    final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
    final Context ctx = cf.enterContext();
    try {
        final ScriptableObject topScope = ctx.initStandardObjects();
        topScope.put("str", topScope, str_);
        topScope.put("text", topScope, text_);
        topScope.put("expected", topScope, expected_);
        assertEquals(begin_ + end_, text_.replaceAll(str_, ""));
        try {
            ctx.evaluateString(topScope, src_, "test script", 0, null);
        } catch (final JavaScriptException e) {
            assertTrue(e.getMessage().indexOf("Expected >") == 0);
        }
    } finally {
        Context.exit();
    }
}

Example 15 with JavaScriptEngine

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

the class WorkerJob method loadAndExecute.

void loadAndExecute(final WebClient webClient, final String url, final Context context, final boolean checkMimeType) throws IOException {
    final HtmlPage page = (HtmlPage) owningWindow_.getDocument().getPage();
    final URL fullUrl = page.getFullyQualifiedUrl(url);
    final WebRequest webRequest = new WebRequest(fullUrl);
    final WebResponse response = webClient.loadWebResponse(webRequest);
    if (checkMimeType && !MimeType.isJavascriptMimeType(response.getContentType())) {
        throw Context.reportRuntimeError("NetworkError: importScripts response is not a javascript response");
    }
    final String scriptCode = response.getContentAsString();
    final JavaScriptEngine javaScriptEngine = (JavaScriptEngine) webClient.getJavaScriptEngine();
    final DedicatedWorkerGlobalScope thisScope = this;
    final ContextAction<Object> action = cx -> {
        final Script script = javaScriptEngine.compile(page, thisScope, scriptCode, fullUrl.toExternalForm(), 1);
        // script might be null here e.g. if there is a syntax error
        if (script != null) {
            return javaScriptEngine.execute(page, thisScope, script);
        }
        return null;
    };
    final ContextFactory cf = javaScriptEngine.getContextFactory();
    if (context != null) {
        action.run(context);
    } else {
        final JavaScriptJob job = new WorkerJob(cf, action, "loadAndExecute " + url);
        owningWindow_.getWebWindow().getJobManager().addJob(job, page);
    }
}