Open Admin

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Open Admin is an open source framework for building administration programs based on GWT. The framework provides the ability to easily integrate Spring Security, SmartGWT, and JPA. Open Admin is a component of the Broadleaf Commerce framework and will be released to the open source community as part of BroadleafComerce version 1.5.

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Open Admin

  1. 1. Open Admin - GWTJava TrackBrian PolsterCredera<br />Copyright © 2011 Credera. All Rights Reserved.<br />
  2. 2. www.credera.com<br />About the Speaker<br />Brian Polster<br />Lead the Java Practice at Credera for past 5½ years<br />Former Architect at American Airlines (www.aa.com)<br />Founder of Broadleaf Commerce (eCommerce framework based on open source technologies)<br />
  3. 3. www.credera.com<br />Agenda<br />What is Open Admin<br />GWT<br /> Overview<br />Example<br />Smart-GWT Primer<br />Build a simple Open Admin Module<br />
  4. 4. www.credera.com<br />What is Open Admin?<br />Component / Outcome of Broadleaf Commerce<br /> Built in Security<br /> Pluggable Module Metaphor<br />Sandbox capability<br /> Release 1 Target – September <br />Based on common open source components<br /> GWT <br /> Smart GWT<br />Spring Security<br />JPA / Hibernate<br />
  5. 5. Demo – (Broadleaf Commerce Admin)<br />www.credera.com<br />
  6. 6. www.credera.com<br />DemoBroadleaf Commerce Admin<br />
  7. 7. www.credera.com<br />GWT (Google Web Toolkit)<br />Key Benefits (according to me ….)<br />Emits JavaScript from Java<br />Allows debugging of JavaScript using breakpoints in Java code<br />RPC and GWT-RPC<br />Shipped with component library that isextensible through JSNI<br />
  8. 8. www.credera.com<br />GWT – Sample Application<br />Google has good tutorials on GWT. <br />http://code.google.com/webtoolkit/gettingstarted.html<br />The sample provides a good background on the following:<br />Google Compiler Configuration file (e.g. *.gwt.xml)<br />HTML start page<br />Entry Point Class(es)<br />GWT Debugger<br />GWT-RPC<br />
  9. 9. www.credera.com<br />DemoGWT<br />
  10. 10. www.credera.com<br />Smart GWT<br />GWT wrapper over the Smart Client JavaScript library<br />Provides hooks for data source interaction<br />LPGL license for mostwidgets – company sellssupport and advancedfeatures<br />http://www.smartclient.com/product/smartgwt.jsp<br />
  11. 11. www.credera.com<br />DemoSmart GWT Showcase<br />
  12. 12. www.credera.com<br />Open Admin Terminology<br />Module<br />Section<br />Views<br />
  13. 13. www.credera.com<br />Open Admin Terminology<br />Module<br />Section(s)<br />Presenter<br />View(s)<br />Datasource<br />Event Handlers<br />List Grid<br />Events<br />Button<br />Model<br />Form<br />Order<br />Customer<br />
  14. 14. www.credera.com<br />Simple Example - Step 1 of 3: Building The View<br />public class SimpleView extends HLayoutimplements Instantiable, Display {<br /> public SimpleView() { setHeight100();<br /> setWidth100();<br /> }<br /> public void build(DataSource entityDataSource) { new IButton("Click Me");<br /> button.addClickHandler(new ClickHandler() {<br /> public void onClick(ClickEvent event) {<br /> SC.say("Hello, World from smartGWT");<br /> }<br /> });<br />addMember(button);<br /> }<br />
  15. 15. www.credera.com<br />Simple Example - Step 2 of 3: Creating the Open Admin Module<br />public class SimpleModule extends AbstractModule { public void onModuleLoad() { setModuleTitle("Tech Fest Module"); List<String> roles= new ArrayList<String>(); roles.add("ROLE_TECH_FEST_USER”); roles.add("ROLE_ADMIN");<br />setSection("Simple Example”, "viewKey”, SimpleView.class.getName(), roles);<br />registerModule();<br /> }<br />}<br />
  16. 16. www.credera.com<br />Simple Example - Step 3: Configuring the GWT Complier<br /><?xml version="1.0" encoding="UTF-8"?><br /><!DOCTYPE module PUBLIC "-//Google Inc. <...> <module> <inherits name="com.google.gwt.user.User" /> <inherits name="org.broadleafcommerce.openadmin.openadmin" /><br /> <entry-point class="techfest.client.simple.SimpleModule" /> <source path="client" /><br /></module><br />Also need to add reference to the project *.gwt.xml file.<br />
  17. 17. www.credera.com<br />Demo<br />Security<br />
  18. 18. www.credera.com<br />Dynamic Form Generation<br />The list grids and entry forms are generated automatically from the JPA and OpenAdmin configuration.<br /> @Column(name = "MODEL”) // JPA @AdminPresentation // Open Admin (friendlyName="Product Model", order=4, group="Product Description", prominent=true)<br />Open Admin field configuration can be done via an XML file or inline in the java class.<br />Other attributes include: readOnly, securityLevel, and validation <br />
  19. 19. www.credera.com<br />Demo<br />Review Source for Order and Privilege<br />
  20. 20. www.credera.com<br />Recap the Steps for Adding a JPA Data Driven Section<br />Create the view by extend BasicListDetailView<br />Setting the title fields<br />Set the view handle (prefix)<br />Create the presenter by extending DynamicEntityPresenter<br />Specify the grid fields (optional)<br />Tie-in the associated DataSourceFactory<br />Create the DataSourceFactory by extending SimpleDataSourceFactory<br /> Set the class name for your JPA configured class<br />Add a new section to your module that references the view and presenter.<br />
  21. 21. www.credera.com<br />Summary<br />Benefits of Open Admin<br />Helper classes to bridge SmartGWT DataSources and JPA<br />Simple “Out of Box” view and presenter classes that make building a rich UI easy<br />Configurable security based on Spring Security<br />Announcement …<br />BLC Content Management<br />Content targeting, structured content, templated page development<br />
  22. 22. www.credera.com<br />Credera is a Business and Technology Consulting Firm that Focuses on Leveraging Proven Technologies to Enable our Clients Business Strategy<br />Our Company<br />Full-service business and technology consulting firm<br />Provide business and technology solutions that offer measurable value to our clients<br />Deliver value by leveraging our people’s accumulated industry and management experience with their deep technical expertise<br />Established in 1999<br />Offices in Dallas, Austin, Denver<br />Our Services<br />Management Consulting<br />Technology Solutions<br />Business Intelligence<br />Our People<br />Credera’s professionals possess a unique combination of deep technical expertise with extensive business backgrounds<br />Backgrounds include business, technology, and strategy management consulting with some of the most well-known and respected consulting firms in the world<br />Have served many influential corporations in a variety of industries over the past 20 years<br />Sample Clients<br />
  23. 23. www.credera.com<br />Q&A <br />Thank you for attending!<br />Contact Information:<br />Brian Polster<br />bpolster@yahoo.com<br />www.credera.com<br />Twitter: polster<br />
  24. 24. Smart GWT & Open Admin Brian PolsterCredera<br />Copyright © 2011 Credera. All Rights Reserved.<br />

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