UniversalWebFrame2.0: My english is very poor,so sorry. open zip file this is eclipse project. Version 2.0 adds two engines, a SearchEngineComponent a CRUDEngineComponent, the CRUDEngineComponent contains a SearchEngineComponent, CRUDEngineComponent a CRUD generic parsing engine, and which contains a chart, import, export, and you only need to think about the business logic and the business logic is expressed asSQL, then you can be you want a good SQL configured in accordance with the rules in a the XML (cfg / CRUD / menuid.xml) inside the XML configuration file name of the CRUD needs and the menu.xml corresponding menu id, you do not needwrite any code, CRUDEngineComponent automatically parse and generate page / action operation, and inside each part can be customized for your business logic, hope this can save you a lot of time, so you have moretime to enjoy the sun and your family! In addition, I would like someone to help me get a the Vaadin T-shirt! Thank you! ----------------------------------------------------------------------------------------------------------------- UniversalWebFrame1.0: My english is very poor,so sorry. open zip file this is eclipse project,UniversalWebFrame\src\cfg\menu.xml is menu config file,jdbc.properties is jdbc config file,UniversalWebFrame\src\cfg\spring\applicationContext.xml is spring main config file,applicationContext-dao.xml is frame use table dao config file. you can create your composite,but you need fill: MainComponent mainComponent; String id; PagingTool pagingTool; /** * The constructor should first build the main layout, set the * composition root and then do any custom initialization. * * The constructor will not be automatically regenerated by the * visual editor. */ public MyComponent(MainComponent mainComponent,String id){ this.mainComponent=mainComponent; this.id=id; buildMainLayout(); try { bindingData(); } catch (ClassNotFoundException e) { this.mainComponent.getWindow().showNotification("bindingData_ERR"+e,Notification.TYPE_ERROR_MESSAGE); } setCompositionRoot(mainLayout); // TODO add user code here } @Override public int hashCode() { // TODO Auto-generated method stub return this.id.hashCode(); } you add like this to menu.xml