Examples of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine

Package com.gargoylesoftware.htmlunit.javascript

Examples of com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine

com.gargoylesoftware.htmlunit.javascript.JavaScriptEngine
ozilla.org/rhino">Rhino JavaScript engine that provides browser specific features.
Like all classes in this package, this class is not intended for direct use and may change without notice. @version $Revision: 5435 $ @author Mike Bowler @author Chen Jun @author David K. Taylor @author Chris Erskine @author Ben Curren @author David D. Kilzer @author Marc Guillemot @author Daniel Gredler @author Ahmed Ashour @see Rhino and Java Browser

     * When we deserialize, re-initializie transient fields.
     */
    private void readObject(final ObjectInputStream in) throws IOException, ClassNotFoundException {
        in.defaultReadObject();
        webConnection_ = new HttpWebConnection(this);
        scriptEngine_ = new JavaScriptEngine(this);
    }

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        if (stateChangeHandler_ != null && (ie || async_)) {
            if (context == null) {
                context = Context.getCurrentContext();
            }
            final Scriptable scope = stateChangeHandler_.getParentScope();
            final JavaScriptEngine jsEngine = containingPage_.getWebClient().getJavaScriptEngine();


            final int nbExecutions;
            if (async_ && STATE_LOADING == state) {
                // quite strange but IE and Mozilla seem both to fire state loading twice
                // in async mode (at least with HTML of the unit tests)
                nbExecutions = 2;
            }
            else {
                nbExecutions = 1;
            }


            final Scriptable thisValue;
            if (getBrowserVersion().hasFeature(BrowserVersionFeatures.XMLHTTPREQUEST_HANDLER_THIS_IS_FUNCTION)) {
                thisValue = stateChangeHandler_;
            }
            else {
                thisValue = this;
            }
            for (int i = 0; i < nbExecutions; i++) {
                LOG.debug("Calling onreadystatechange handler for state " + state);
                jsEngine.callFunction(containingPage_, stateChangeHandler_, context,
                        scope, thisValue, ArrayUtils.EMPTY_OBJECT_ARRAY);
                LOG.debug("onreadystatechange handler: " + context.decompileFunction(stateChangeHandler_, 4));
                LOG.debug("Calling onreadystatechange handler for state " + state + ". Done.");
            }
        }


        // Firefox has a separate onload handler, too.
        if (!ie && loadHandler_ != null && state == STATE_COMPLETED) {
            if (context == null) {
                context = Context.getCurrentContext();
            }
            final Scriptable scope = loadHandler_.getParentScope();
            final JavaScriptEngine jsEngine = containingPage_.getWebClient().getJavaScriptEngine();
            jsEngine.callFunction(containingPage_, loadHandler_, context, scope, this, ArrayUtils.EMPTY_OBJECT_ARRAY);
        }
    }

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        if (errorHandler_ != null && !getBrowserVersion().isIE()) {
            if (context == null) {
                context = Context.getCurrentContext();
            }
            final Scriptable scope = errorHandler_.getParentScope();
            final JavaScriptEngine jsEngine = containingPage_.getWebClient().getJavaScriptEngine();


            LOG.debug("Calling onerror handler");
            jsEngine.callFunction(containingPage_, errorHandler_, context, this, scope, ArrayUtils.EMPTY_OBJECT_ARRAY);
            LOG.debug("onerror handler: " + context.decompileFunction(errorHandler_, 4));
            LOG.debug("Calling onerror handler done.");
        }
    }

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                    executeScriptIfNeeded(true);
                }
            }
        };
        if (postponed && getTextContent().length() == 0) {
            final JavaScriptEngine engine = getPage().getWebClient().getJavaScriptEngine();
            engine.addPostponedAction(action);
        }
        else {
            try {
                action.execute();
            }

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        if (isStateUpdateFirst()) {
            doClickAction();
            stateUpdated = true;
        }


        final JavaScriptEngine jsEngine = page.getWebClient().getJavaScriptEngine();
        jsEngine.holdPosponedActions();
        final ScriptResult scriptResult = fireEvent(event);


        final boolean pageAlreadyChanged = contentPage != page.getEnclosingWindow().getEnclosedPage();
        if (!pageAlreadyChanged && !stateUpdated && !event.isAborted(scriptResult)) {
            doClickAction();
        }
        jsEngine.processPostponedActions();


        return (P) getPage().getWebClient().getCurrentWindow().getEnclosedPage();
    }

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        if (!getWebClient().isJavaScriptEnabled()) {
            return new ScriptResult(null, this);
        }


        final JavaScriptEngine engine = getWebClient().getJavaScriptEngine();
        final Object result = engine.callFunction(this, function, thisObject, args, htmlElementScope);


        return new ScriptResult(result, getWebClient().getCurrentWindow().getEnclosedPage());
    }

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                scriptEncoding = TextUtil.DEFAULT_CHARSET;
            }
        }


        final String scriptCode = response.getContentAsString(scriptEncoding);
        final JavaScriptEngine javaScriptEngine = client.getJavaScriptEngine();
        final Script script = javaScriptEngine.compile(this, scriptCode, url.toExternalForm(), 1);
        if (script != null) {
            cache.cacheIfPossible(request, response, script);
        }


        return script;

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   public void testTreeItemLoaded() throws IOException, Exception
   {
      JavaScriptEngine jse = client.getContentPage().getEnclosingWindow().getWebClient().getJavaScriptEngine();


      log.info( "Script is "+ (jse.isScriptRunning()?"":"not") +" running." );


      Object jsTreeItem = jse.execute((HtmlPage) client.getContentPage(), "Tree.Item", "testTreeItemLoaded", 0);
      log.info( jsTreeItem.getClass().getName() );
      log.info( ObjectUtils.toString(jsTreeItem) );


      //org.mozilla.javascript.InterpretedFunction
      // extends NativeFunction implements Script
      // extends BaseFunction
      NativeFunction func = (NativeFunction) jsTreeItem;
      log.info( "Source: " + func.getEncodedSource() );






      // JS null object?
      jsTreeItem = jse.execute((HtmlPage) client.getContentPage(), "null", "testTreeItemLoaded", 0);
      if( null == jsTreeItem ){
        // True.
      }
      else {
        log.info( jsTreeItem.getClass().getName() );

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      }
    }


    protected void setupWebClient(WebClient webClient) {
      if (developmentMode) {
        JavaScriptEngine hostedEngine = new HostedJavaScriptEngine(webClient,
            treeLogger);
        webClient.setJavaScriptEngine(hostedEngine);
      }
    }

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      }
    }


    protected void setupWebClient(WebClient webClient) {
      if (developmentMode) {
        JavaScriptEngine hostedEngine = new HostedJavaScriptEngine(webClient,
            treeLogger);
        webClient.setJavaScriptEngine(hostedEngine);
      }
    }

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com.gargoylesoftware.htmlunit.html.HtmlElement

com.gargoylesoftware.htmlunit.html.HtmlInput

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com.gargoylesoftware.htmlunit.html.HtmlScript

com.gargoylesoftware.htmlunit.javascript.configuration.ClassConfiguration

com.gargoylesoftware.htmlunit.javascript.configuration.JavaScriptConfiguration

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