com.gargoylesoftware.htmlunit.AjaxController Java Examples

/**
 * Sends the specified content to the server in an HTTP request and receives the response.
 * @param content the body of the message being sent with the request
 */
@JsxFunction
public void send(final Object content) {
    if (webRequest_ == null) {
        return;
    }
    prepareRequest(content);

    final Window w = getWindow();
    final WebWindow ww = w.getWebWindow();
    final WebClient client = ww.getWebClient();
    final AjaxController ajaxController = client.getAjaxController();
    final HtmlPage page = (HtmlPage) ww.getEnclosedPage();
    final boolean synchron = ajaxController.processSynchron(page, webRequest_, async_);
    if (synchron) {
        doSend(Context.getCurrentContext());
    }
    else {
        if (getBrowserVersion().hasFeature(XHR_FIRE_STATE_OPENED_AGAIN_IN_ASYNC_MODE)) {
            // quite strange but IE seems to fire state loading twice
            // in async mode (at least with HTML of the unit tests)
            setState(OPENED, Context.getCurrentContext());
        }

        // Create and start a thread in which to execute the request.
        final Scriptable startingScope = w;
        final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
        final ContextAction<Object> action = new ContextAction<Object>() {
            @Override
            public Object run(final Context 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(startingScope);

                try {
                    doSend(cx);
                }
                finally {
                    stack.pop();
                }
                return null;
            }

            @Override
            public String toString() {
                return "XMLHttpRequest " + webRequest_.getHttpMethod() + " '" + webRequest_.getUrl() + "'";
            }
        };
        final JavaScriptJob job = BackgroundJavaScriptFactory.theFactory().
                createJavascriptXMLHttpRequestJob(cf, action);
        if (LOG.isDebugEnabled()) {
            LOG.debug("Starting XMLHttpRequest thread for asynchronous request");
        }
        jobID_ = ww.getJobManager().addJob(job, page);
    }
}
 

/**
 * 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 Scriptable startingScope = w;
        final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
        final ContextAction<Object> action = new ContextAction<Object>() {
            @Override
            public Object run(final Context 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(startingScope);

                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);
    }
}
 

/**
 * Sends the specified content to the server in an HTTP request and receives the response.
 * @param content the body of the message being sent with the request
 */
@JsxFunction
public void send(final Object content) {
    if (webRequest_ == null) {
        return;
    }
    prepareRequest(content);

    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 {
        if (getBrowserVersion().hasFeature(XHR_FIRE_STATE_OPENED_AGAIN_IN_ASYNC_MODE)) {
            // quite strange but IE seems to fire state loading twice
            // in async mode (at least with HTML of the unit tests)
            setState(OPENED, Context.getCurrentContext());
        }

        // Create and start a thread in which to execute the request.
        final Scriptable startingScope = w;
        final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
        final ContextAction action = new ContextAction() {
            @Override
            public Object run(final Context cx) {
                // KEY_STARTING_SCOPE maintains a stack of scopes
                @SuppressWarnings("unchecked")
                Stack<Scriptable> stack =
                        (Stack<Scriptable>) cx.getThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE);
                if (null == stack) {
                    stack = new Stack<>();
                    cx.putThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE, stack);
                }
                stack.push(startingScope);

                try {
                    doSend(cx);
                }
                finally {
                    stack.pop();
                }
                return null;
            }

            @Override
            public String toString() {
                return "XMLHttpRequest " + webRequest_.getHttpMethod() + " '" + webRequest_.getUrl() + "'";
            }
        };
        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);
    }
}
 

/**
 * 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 Scriptable startingScope = w;
        final ContextFactory cf = ((JavaScriptEngine) client.getJavaScriptEngine()).getContextFactory();
        final ContextAction action = new ContextAction() {
            @Override
            public Object run(final Context cx) {
                // KEY_STARTING_SCOPE maintains a stack of scopes
                @SuppressWarnings("unchecked")
                Stack<Scriptable> stack =
                        (Stack<Scriptable>) cx.getThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE);
                if (null == stack) {
                    stack = new Stack<>();
                    cx.putThreadLocal(JavaScriptEngine.KEY_STARTING_SCOPE, stack);
                }
                stack.push(startingScope);

                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);
    }
}
 

public GSWorker(PrintWriter output, String asQ, String asEpq, String asOq, String asEq, String asOcct,
		String asSauthors, String asPublication, String asYlo, String asYhi) {
	webClient = new WebClient(BrowserVersion.CHROME);
	webClient.getOptions().setJavaScriptEnabled(true);
	webClient.setAjaxController(new NicelyResynchronizingAjaxController());
	webClient.setAjaxController(new AjaxController() {
		@Override
		public boolean processSynchron(HtmlPage page, WebRequest request, boolean async) {
			return true;
		}
	});
	webClient.getOptions().setScreenHeight(768);
	webClient.getOptions().setScreenWidth(1024);
	webClient.getCookieManager().setCookiesEnabled(true);

	base = scholar + "scholar?";
	try {
		if (asQ == null) {
			asQ = "";
		}
		base += "as_q=" + URLEncoder.encode(asQ.replace(" ", "+"), ENCODING) + "&";

		if (asEpq == null) {
			asEpq = "";
		}
		base += "as_epq=" + URLEncoder.encode(asEpq.replace(" ", "+"), ENCODING) + "&";

		if (asOq == null) {
			asOq = "";
		}
		base += "as_oq=" + URLEncoder.encode(asOq.replace(" ", "+"), ENCODING) + "&";

		if (asEq == null) {
			asEq = "";
		}
		base += "as_eq=" + URLEncoder.encode(asEq.replace(" ", "+"), ENCODING) + "&";

		if (asOcct == null) {
			asOcct = "";
		}
		base += "as_occt=" + URLEncoder.encode(asOcct.replace(" ", "+"), ENCODING) + "&";

		if (asSauthors == null) {
			asSauthors = "";
		}
		base += "as_sauthors=" + URLEncoder.encode(asSauthors.replace(" ", "+"), ENCODING) + "&";

		if (asPublication == null) {
			asPublication = "";
		}
		base += "as_publication=" + URLEncoder.encode(asPublication.replace(" ", "+"), ENCODING) + "&";

		if (asYlo == null) {
			asYlo = "";
		}
		base += "as_ylo=" + URLEncoder.encode(asYlo.replace(" ", "+"), ENCODING) + "&";

		if (asYhi == null) {
			asYhi = "";
		}
		base += "as_yhi=" + URLEncoder.encode(asYhi.replace(" ", "+"), ENCODING) + "&";
	} catch (UnsupportedEncodingException e) {
		e.printStackTrace();
	}
	base += "hl=de&as_sdt=0%2C5";

	this.out = output;
	out.write("@Comment { Base-URL: " + base + " }\n\n");
	out.flush();
}