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  • Correct way to persist Quartz triggers

    - by davioooh
    I'm quite new to Quartz and now I need to schedule some jobs in Spring Web App. I know about Spring + Quartz integration (I'm using Spring v 3.1.1) but I'm wondering if it's the right way to follow. In particular I need to persist my scheduled tasks in a DB so I can re-initialize them when application is restarted. Are there some utilities provided by Spring scheduling wrapper to do this? Can you suggest me some "well known" approach to follow?

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  • JUnitCore.runClasses doesn't print anything....

    - by Grégoire
    I have a test class that I'm trying to run from a main method with the folowing code : Result r = org.junit.runner.JUnitCore.runClasses(TestReader.class); when I examine the Result object I can see that 5 tests have been run but nothing is printed on the screen. Should I do something else to get an output ?

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  • Jar dependencies to use jetty httpclient

    - by Alfred
    Hi all, I want to use the jetty httpclient(in netbeans) but have the least number of jar dependencies. I know I can import all jars from the jetty lib folder to my project but I would like to know what the minimum number of dependencies are and how you did find this out? Our there tools to find jar dependencies?

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  • JPA is not good enough

    - by Cristiano Sanchez
    Working in a medium size project during last 4 months - we are using JPA and Spring - I'm quite sure that JPA is not powerfull for projects that requires more than CRUD screen... Query interface is poor, Hibernate doesn't respect JPA spec all the time and lot of times I need to use hibernate classes, annotations and config. What do you guys think about JPA? Is it not good enough?

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  • Creating a Cerificate for Bouncy Castle Encryption

    - by Gordon
    I am trying to create a self-signed certificate to use for encrypting an email using bouncycaste. What would be the best way to generate a certificate? I have tried using openssl but I have had problems with certificate. Here is the code I am using to encrypt, I am using 3des. SMIMEEnvelopedGenerator gen = new SMIMEEnvelopedGenerator(); gen.addKeyTransRecipient(x509Cert); // adds an X509Certificate MimeBodyPart encData = gen.generate(mimeBodyPart, SMIMEEnvelopedGenerator.DES_EDE3_CBC, "BC");

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  • Remove robot as an editor of a blip

    - by Lee
    I have a Google Wave robot which makes changes to some blip content depending on what a user inputs. When this edit is made, the robot is listed in the blip as one of the people who have edited it (so shows its Avatar and robot name). I was wondering if anyone knew if it was possible (and if so how), to stop the robot being listed as an editor (either by it not happening in the first place, or removing it afterwards).

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  • JAXB - representing an element as a boolean member?

    - by Marcus
    We have this XML: <Summary> <ValueA>xxx</ValueA> <ValueB/> </Summary> <ValueB/> will never have any attributes or inner elements. It's a boolean type element - it exists (true) or it doesn't (false). JAXB generated a Summary class with a String valueA member, which is good. But for ValueB, JAXB generated a ValueB inner class and a corresponding member: @XmlElement(name = "ValueB") protected Summary.ValueB valueB; But what I'd like is a boolean member and no inner class: @XmlElement(name = "ValueB") protected boolean valueB; How can you do this? I'm not looking to regenerate the classes, I'd like to just make the code change manually.

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  • Is it possible to put GWT application on vkonakte.ru?

    - by Vasil Remeniuk
    Hi, Does anyone know if it's possible to put GWT application on vkontakte.ru (for the note, it's the most popular social networking site for the russian-speaking audience, 75+ mln subscribers). I know that integration with Facebook is possible, but as long as vkontakte.ru is not a direct Facebook-clone (they use different engines), I'm not sure, the same integration scenario will work for vkontakte. Thanks in advance!

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  • Unable to change background colour for JOptionPane

    - by Sunil Kumar Sahoo
    Hi I have created sample progeam which will give same look and feel of a confirm dialog and set the background colour as red. But I donot know what is the problem that my background colour of option is displayed as the default colour but not red. also i need same look and feel of confirm dialog across all platforms. Here is the code that I have written. please help me to solve the issue public class JOptionPaneBackground { public static void main(String[] args) throws Exception { // UIManager.setLookAndFeel(UIManager.getCrossPlatformLookAndFeelClassName()); UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); UIDefaults uiDefaults = UIManager.getLookAndFeelDefaults(); List<Object> keys = new ArrayList<Object>(uiDefaults.keySet()); Collections.sort(keys, new Comparator<Object>() { public int compare(Object o1, Object o2) { return (o1.toString()).compareTo(o2.toString()); } }); for (Object key : keys) { System.out.println(String.format("%-40s = %s", key, uiDefaults.get(key))); } UIManager.put("OptionPane.background", Color.red); UIManager.put("Panel.background", Color.red); JOptionPane.showConfirmDialog(null, "Hello World!"); } }

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  • Webview can't type in, is that because of missing setting?

    - by Pentium10
    I have an Android application that connects to Facebook to request authorization of an Application. I use the following setting in the WebView, but once the view is loaded, I can't type in login details. What I am missing? WebView webview; webview = (WebView) findViewById(R.id.facebookview); webview.getSettings().setJavaScriptEnabled(true); webview.setWebViewClient(new FacebookWebViewClient()); webview .loadUrl("http://www.connect.facebook.com/login.php?return_session=1&nochrome=1&fbconnect=1&extern=2&connect_display=popup&api_key=" + FConnect.API_KEY + "&v=1.0&next=" + FConnect.SUCCESS_URL + "%3Ffb_login%26fname%3D_opener&cancel_url=" + FConnect.CANCEL_URL + "%23fname%3D_opener%26%257B%2522t%2522%253A3%252C%2522h%2522%253A%2522fbCancelLogin%2522%252C%2522sid%2522%253A%25220.741%2522%257D&channel_url=" + FConnect.XD_RECEIVER);

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  • How to implement custom JSF component for drawing chart?

    - by Roman
    I want to create a component which can be used like: <mc:chart data="#{bean.data}" width="200" height="300" /> where #{bean.data} returns a collection of some objects or chart model object or something else what can be represented as a chart (to put it simple, let's assume it returns a collection of integers). I want this component to generate html like this: <img src="someimg123.png" width="200" height="300"/> The problem is that I have some method which can receive data and return image, like: public RenderedImage getChartImage (Collection<Integer> data) { ... } and I also have a component for drawing dynamic image: <o:dynamicImage width="200" height="300" data="#{bean.readyChartImage}/> This component generates html just as I need but it's parameter is array of bytes or RenderedImage i.e. it needs method in bean like this: public RenderedImage getReadyChartImage () { ... } So, one approach is to use propertyChangedListener on submit to set data (Collection<Integer>) for drawing chart and then use <o:dynamicImage /> component. But I'd like to create my own component which receives data and draws chart. I'm using facelets but it's not so important indeed. Any ideas how to create the desired component? P.S. One solution I was thinking about is not to use <o:dynamicImage/> and use some servlet to stream image. But I don't know how to implement that correctly and how to tie jsf component with servlet and how to save already built chart images (generating new same image for each request can cause performance problems imho) and so on..

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  • Sensible unit test possible?

    - by nkr1pt
    Could a sensible unit test be written for this code which extracts a rar archive by delegating it to a capable tool on the host system if one exists? I can write a test case based on the fact that my machine runs linux and the unrar tool is installed, but if another developer who runs windows would check out the code the test would fail, although there would be nothing wrong with the extractor code. I need to find a way to write a meaningful test which is not binded to the system and unrar tool installed. How would you tackle this? public class Extractor { private EventBus eventBus; private ExtractCommand[] linuxExtractCommands = new ExtractCommand[]{new LinuxUnrarCommand()}; private ExtractCommand[] windowsExtractCommands = new ExtractCommand[]{}; private ExtractCommand[] macExtractCommands = new ExtractCommand[]{}; @Inject public Extractor(EventBus eventBus) { this.eventBus = eventBus; } public boolean extract(DownloadCandidate downloadCandidate) { for (ExtractCommand command : getSystemSpecificExtractCommands()) { if (command.extract(downloadCandidate)) { eventBus.fireEvent(this, new ExtractCompletedEvent()); return true; } } eventBus.fireEvent(this, new ExtractFailedEvent()); return false; } private ExtractCommand[] getSystemSpecificExtractCommands() { String os = System.getProperty("os.name"); if (Pattern.compile("linux", Pattern.CASE_INSENSITIVE).matcher(os).find()) { return linuxExtractCommands; } else if (Pattern.compile("windows", Pattern.CASE_INSENSITIVE).matcher(os).find()) { return windowsExtractCommands; } else if (Pattern.compile("mac os x", Pattern.CASE_INSENSITIVE).matcher(os).find()) { return macExtractCommands; } return null; } }

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  • Setting Mnemonics and Hot Keys for a JOptionPane Dialog

    - by Daniel Bingham
    Is it possible to assign hotkeys and mnemonics to the buttons in a JOptionPane Dialog? I'd like to be able, in a JOptionPane generated message dialog with the options Yes, No and Cancel, press Y to hit the Yes button, N to hit the No button and escape to activate the escape button. Similarly in a dialog with Okay and Cancel buttons I'd like to be able to activate them with enter and escape. I've attempted passing JButtons into the JOptionPane's button Object array with the Mnemonics set already. The mnemonics work and the buttons show up correctly in the dialogs, however, they do not act properly when they are activated. Most noticeably they do not dispose of the dialog. What is the correct way to add hotkeys and Mnemonics to a JOptionPane Dialog's buttons? As always, my apologies ahead of time if this is a duplicate - I searched both Google and Stackoverflow and found nothing.

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  • Finding key Solr performance metrics

    - by Mike Malloy
    To improve performance of Solr find your slowest searches, monitor query results, cache hit rate and cache size, document cache and filter cache; find problems with Solr update handlers by tracking index operations and document operations. There is a tool from New Relic which may help. http://www.newrelic.com/solr.html

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  • Output to jTextArea in realtime

    - by Robert
    I have some code which takes a few minutes to process, it has to connect to the web for each string in a long array, each string is a url. I want to make it so that everytime it connects, it should refresh the jtextarea so that the user is not staring into a blank page that looks frozen for 20 min. or however long it takes. here is an example of something i tried and didnt work: try { ArrayList<String> myLinks = LinkParser.getmyLinksArray(jTextArea1.getText()); for (String s : myLinks) { jTextArea2.append(LinkChecker.checkFileStatus(s) + "\n"); } } catch (IOException ex) { JOptionPane.showMessageDialog(jTextArea1, "Parsing Error", "Parsing Error", JOptionPane.ERROR_MESSAGE); Logger.getLogger(MYView.class.getName()).log(Level.SEVERE, null, ex); }

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  • How can I disable all images for an JFace menu but leave them enabled in the toolbar

    - by David
    If I create a set of actions to be used in a JFace application and I assign images to those actions, those images show up in both the toolbar (where I want them) and in the menus (where I don't want them). Other than supplying two completely separate sets of actions (which eliminates part of the point of actions in the first place), how can I arrange to have those images displayed ONLY in the toolbar, and have the menus display only text?

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  • Updating to Spring 2.5.5 causes a javax.servlet.UnavailableException: org.springframework.web.struts

    - by Averroes
    I have been told to update some application from Spring 2.0.8 to Spring 2.5.5. This application is using Struts 1.2.7. Once I change the Spring.jar I get the following exception while loading in JBoss 4.0.5: 10:14:57,579 ERROR [[/PortalRRHH]] Servlet /PortalRRHH threw load() exception javax.servlet.UnavailableException: org.springframework.web.struts.DelegatingTilesRequestProcessor This is defined in the struts-config.xml this way: <controller locale="true"> <set-property property="processorClass" value="org.springframework.web.struts.DelegatingTilesRequestProcessor"/> </controller> I have no clue of what is happening since it works with the old version of Spring and the DelegatingTilesRequestProcessor is still available in Spring 2.5.5. I have no previous experience with Struts so if you need anything else to figure what the problem is please ask and I will update the question. Thanks.

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  • Google Collections sources don't compile

    - by Carl Rosenberger
    I just downloaded the Google Collections sources and imported them into a new Eclipse project with JDK 1.6. They don't compile for a couple of reasons: javax.annotation.Nullable can not be found javax.annotation.ParametersAreNonnullByDefault can not be found Cannot reduce the visibility of the inherited method #createCollection() from AbstractMultimap + 11 similar ones Name clash: The method forcePut(K, V) of type AbstractBiMap has the same erasure as forcePut(Object, Object) of type BiMap but does not override it + 2 similar ones What am I missing? I also wonder if unit tests for these collections are available to the public.

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  • Spring MVC- several parts/views from a controller

    - by leeeroy
    i'm looking into using Spring MVC - how would I structure the fact that a page can be composed of several different views Consider a controller that's basically: public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { List<Post> posts = repository.getNewPosts(); return new ModelAndView("posts", "posts", posts); } However, I decide that on every page, I'd also want a side "pane" that shows data based on some logic. That "pane" would just be a .jsp that gets included from the above "posts" view, and I could change my controller to: public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { List<Post> posts = repository.getNewPosts(); List<Items> items= repository.getItems(); return new ModelAndView("model", "model", new MyCommonViewModel(posts,items)); } But then I'd have to change every controller to also do List<Items> items= repository.getItems(); , and change everything again the next time I come up with something new. This seems messy. How do I structure this ? `

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  • Problem regarding listShuttle component in richFaces ?

    - by Hari
    I am a newbee for Richfaces components, When i am using the <rich:listShuttle> the Arraylist specified in the targetValue is now getting updated with the latest data? Kindly help MyJSF File <a4j:region> <rich:listShuttle sourceValue="#{bean.selectItems}" id="one" targetValue="#{bean.selectItemsone}" var="items" listsHeight="150" sourceListWidth="130" targetListWidth="130" sourceCaptionLabel="Intial Items" targetCaptionLabel="Selected Items" converter="Listconverter"> <rich:column> <h:outputText value="#{items.value}"></h:outputText> </rich:column> </rich:listShuttle> </a4j:region> <a4j:region> <a4j:commandButton value="Submit" action="#{bean.action}" /> </a4j:region> My Managed Bean enter code here private List<String> selectedData; private List<BeanItems> selectItems; private List<BeanItems> selectItemsone; public String action() { System.out.println(selectItems); System.out.println(selectItemsone); System.out.println("Select Item List"); Iterator<BeanItems> iterator = selectItems.iterator(); while (iterator.hasNext()) { BeanItems item = (BeanItems) iterator.next(); System.out.println(item.getValue()); } System.out.println("/nSelect Item one list "); Iterator<BeanItems> iterator2 = selectItemsone.iterator(); while (iterator2.hasNext()) { BeanItems item = (BeanItems) iterator2.next(); System.out.println(item.getValue()); } return ""; } public void setSelectedData(List<String> selectedData) { this.selectedData = selectedData; } public List<String> getSelectedData() { return selectedData; } /** * @return the selectItems */ public List<BeanItems> getSelectItems() { if (selectItems == null) { selectItems = new ArrayList<BeanItems>(); selectItems.add(new BeanItems("value4", "label4")); selectItems.add(new BeanItems("value5", "label5")); selectItems.add(new BeanItems("value6", "label6")); selectItems.add(new BeanItems("value7", "label7")); selectItems.add(new BeanItems("value8", "label8")); selectItems.add(new BeanItems("value9", "label9")); selectItems.add(new BeanItems("value10", "label10")); } return selectItems; } /** * @return the selectItemsone */ public List<BeanItems> getSelectItemsone() { if (selectItemsone == null) { selectItemsone = new ArrayList<BeanItems>(); selectItemsone.add(new BeanItems("value1", "label1")); selectItemsone.add(new BeanItems("value2", "label2")); selectItemsone.add(new BeanItems("value3", "label3")); } return selectItemsone; } My Converter Class enter code here public Object getAsObject(FacesContext context, UIComponent component,String value) { int index = value.indexOf(':'); return new BeanItems(value.substring(0, index), value.substring(index + 1)); } public String getAsString(FacesContext context, UIComponent component,Object value) { BeanItems beanItems = (BeanItems) value; return beanItems.getValue() + ":" + beanItems.getData(); } My BeanItems Class enter code here private String data; //Getter & setter private String value; //Getter & setter public BeanItems() { } public BeanItems(String value, String data) { this.value = value; this.data = data; } public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((data == null) ? 0 : data.hashCode()); result = prime * result + ((value == null) ? 0 : value.hashCode()); return result; } public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; final BeanItems other = (BeanItems) obj; if (data == null) { if (other.data != null) return false; } else if (!data.equals(other.data)) return false; if (value == null) { if (other.value != null) return false; } else if (!value.equals(other.value)) return false; return true; }

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  • Importing hibernate configuration file into Spring applicationContext

    - by Himanshu Yadav
    I am trying to integrate Hibernate 3 with Spring 3.1.0. The problem is that application is not able to find mapping file which declared in hibernate.cfg.xml file. Initially hibernate configuration has datasource configuration, hibernate properties and mapping hbm.xml files. Master hibernate.cfg.xml file exist in src folder. this is how Master file looks: <hibernate-configuration> <session-factory> <!-- Mappings --> <mapping resource="com/test/class1.hbm.xml"/> <mapping resource="/class2.hbm.xml"/> <mapping resource="com/test/class3.hbm.xml"/> <mapping resource="com/test/class4.hbm.xml"/> <mapping resource="com/test/class5.hbm.xml"/> Spring config is: <bean id="sessionFactoryEditSolution" class="org.springframework.orm.hibernate3.LocalSessionFactoryBean"> <property name="dataSource" ref="data1"/> <property name="mappingResources"> <list> <value>/master.hibernate.cfg.xml</value> </list> </property> <property name="hibernateProperties"> <props> <prop key="hibernate.dialect">org.hibernate.dialect.SQLServerDialect</prop> <prop key="hibernate.cache.use_second_level_cache">true</prop> </props> </property> </bean>

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