Integrating Magnolia with Spring Framework is something that comes up in many projects. Magnolia Blossom is the Spring integration module that makes this easier then ever through its Spring centric approach. With Blossom on your tool belt you can build truly interactive websites. A common use case is integrating a website with a back end business system, here Blossom truly shines as it helps you take advantage of Spring's proven application stack. This session will focus on how the Blossom module is used and its benefits. You will learn how Blossom uses annotations to expose Spring Web MVC as paragraphs and templates and how this gives you some very nifty features.

1. Integrating Magnolia with Spring Framework using Blossom using Blossom Magnolia is a registered trademark used by permission

2. Speaker Qualifications Magnolia is a registered trademark used by permission

3. Why use Spring? Why use Spring? Magnolia is a registered trademark used by permission

8. Model View Controller Pattern Magnolia is a registered trademark used by permission Controller Model View The controller receives input, performs requested operations and provides the resulting model. The view is responsible for providing the UI representation of the model. Keeps business logic separated from presentation.

9. Spring Web MVC Annotation Based Controller Annotation Based Controller Magnolia is a registered trademark used by permission @Controller public class BookController { @ Autowired private BookStoreWebService webService ; @ RequestMapping ( "/book" ) public ModelAndView handleRequest (@ RequestParam ( "id" ) int bookId ) { ModelAndView mav = new ModelAndView ( "book.jsp" ) ; mav . addAttribute ( "book" , webService . getBook ( bookId )) ; return mav ; } } http://acmebookstore.com/book?id=1327

10. How can Spring Web MVC fit in Magnolia? Magnolia is a registered trademark used by permission Template Paragraph Paragraph

11. Blossom managed templates and paragraphs Magnolia is a registered trademark used by permission Template C M V Paragraph C M V Paragraph C M V Templates and paragraphs are decoupled from view rendering

12. Pre-executing a controller (paragraph) Magnolia is a registered trademark used by permission Template C M V Paragraph C M V Paragraph C M V C The pre-executed controller can choose to skip page rendering by sending a redirect or directly render something on its own

15. Templates Magnolia is a registered trademark used by permission @Controller @Template("Two Columns") public class TwoColumnsTemplate { @ RequestMapping ( "/twoColumns" ) public ModelAndView handleRequest () { return new ModelAndView ( "twoColumnsTemplate.jsp" ) ; } }

16. Paragraphs Magnolia is a registered trademark used by permission @Controller @Paragraph(value = "Simple paragraph", dialog=”simple-dialog”) @ParagraphDescription("Simple paragraph that renders a JSP") public class SimpleParagraph { @ RequestMapping ( "/simple" ) public ModelAndView render () { return new ModelAndView ( "simpleParagraph.jsp" ) ; } }

18. Blossom managed dialogs Magnolia is a registered trademark used by permission @DialogFactory("page-dialog") public class PageDialog { @ TabFactory ( "Content" ) public void contentTab ( TabBuilder tab ) { tab . addEdit ( "title" , "Title" , "Title of this page" ) ; tab . addCheckbox ( "navigation" , "Navigation" , "Include page in menu" ) ; } @ TabFactory ( "Meta" ) public void metaTab ( TabBuilder tab ) { tab . addEdit ( "author" , "Author" , "" ) ; tab . addEdit ( "keywords" , "Keywords" , "Keywords for this page" ) ; tab . addEdit ( "description" , "Description" , "Concise page explanation" ) ; } }

19. Dialog inheritance Magnolia is a registered trademark used by permission public abstract class BaseDialog { @ TabFactory ( "Meta" ) public void metaTab ( TabBuilder tab ) { tab . addEdit ( "keywords" , "Keywords" , "Keywords for this page" ) ; tab . addEdit ( "description" , "Description" , "Concise page explanation" ) ; } } @DialogFactory("news-properties") @TabOrder( "Content" , “Meta” ) public class NewsPageDialog extends BaseDialog { @ TabFactory ( "Content" ) public void contentTab ( TabBuilder tab ) { tab . addEdit ( "subject" , "Subject" , "News subject" ) ; tab . addDate ( "date" , "Publication Date" , "Date of publication" ) ; tab . addFckEditor ( "text" , "Text" , "" ) ; tab . addFile ( "image" , "Image" , "" ) ; } }

20. Dialog validation Magnolia is a registered trademark used by permission @DialogFactory(&quot;page-properties&quot;) public class PagePropertiesDialog { @ TabFactory ( &quot;Meta&quot; ) public void metaTab ( TabBuilder tab ) { tab . addEdit ( &quot;description&quot; , &quot;Description&quot; , &quot;A concise page explanation&quot; ) ; } @ TabValidator ( &quot;Meta&quot; ) public void validateMetaTab ( DialogTab tab ) { if ( tab . getSub ( &quot;description&quot; ). getValue (). length () < 20 ) AlertUtil . setMessage ( &quot;Meta description needs to be longer&quot; ) ; } }

21. Paragraphs can create their own dialogs Magnolia is a registered trademark used by permission @Controller @Paragraph(&quot;Text and Image&quot;) public class TextAndImageParagraph { @ RequestMapping ( &quot;/textAndImage&quot; ) public ModelAndView render () { return new ModelAndView ( &quot;textAndImage.jsp&quot; ) ; } @ TabFactory ( &quot;Content&quot; ) public void contentTab ( TabBuilder tab ) throws RepositoryException { tab . addFckEditor ( &quot;text&quot; , &quot;Text&quot; , &quot;&quot; ) ; tab . addFile ( &quot;image&quot; , &quot;Image&quot; , &quot;&quot; ) ; } }

22. Templates can contain dialog factories Magnolia is a registered trademark used by permission @Controller @Template(&quot;Section&quot;) public class SectionTemplate { @ RequestMapping ( &quot;/section&quot; ) public ModelAndView handleRequest () { return new ModelAndView ( &quot;sectionTemplate.jsp&quot; ) ; } @ DialogFactory ( &quot;section-properties&quot; ) public void propertiesDialog ( DialogBuilder dialog ) { TabBuilder contentTab = dialog . addTab ( &quot;Content&quot; ) ; contentTab . addEdit ( &quot;title&quot; , &quot;Title&quot; , &quot;Title of this page&quot; ) ; TabBuilder metaTab = dialog . addTab ( &quot;Meta&quot; ) ; metaTab . addEdit ( &quot;description&quot; , &quot;Description&quot; , &quot;Page explanation&quot; ) ; } }

23. Dialogs be dynamically populated Magnolia is a registered trademark used by permission @Controller @Paragraph(“Book”) public class BookParagraph { @ Autowired private BookStoreWebService webService ; @ RequestMapping ( &quot;/book&quot; ) public ModelAndView handleRequest () { Content content = MgnlContext . getAggregationState (). getCurrentContent () ; String bookId = content . getNodeData ( &quot;id&quot; ). getString () ; ModelAndView mav = new ModelAndView ( &quot;book.jsp&quot; ) ; mav . addAttribute ( &quot;book&quot; , webService . getBook ( bookId )) ; return mav ; } @ TabFactory ( &quot;Content&quot; ) public void contentTab ( TabBuilder tab ) { tab . addSelect ( &quot;id&quot; , &quot;Book&quot; , &quot;Select the book&quot; , webService . getBooks ()) ; } }

28. Questions? Magnolia is a registered trademark used by permission