The core of the Struts framework is a flexible control layer based on standard technologies like Java Servlets, JavaBeans, ResourceBundles, and XML, as well as various Jakarta Commons packages. Struts encourages application architectures based...
We can get the values in the action classes by using data.getParameter(\”variable name defined in the velocity page\”);
The <html:javascript> tag to allow front-end validation based on the xml in validation.xml. For example the code: <html:javascript formName=\”logonForm\” dynamicJavascript=\”true\” staticJavascript=\”true\” /> generates the client side java script for the form \”logonForm\” as defined...
Following tag displays all the errors:<html:errors/>
The Validator Framework uses two XML configuration files validator-rules.xml and validation.xml. The validator-rules.xml defines the standard validation routines, these are reusable and used in validation.xml. to define the form specific validations. The validation.xml defines...
Struts Framework provides the functionality to validate the form data. It can be use to validate the data on the users browser as well as on the server side. Struts Framework emits the java...
An ActionForm is a JavaBean that extends org.apache.struts.action.ActionForm. ActionForm maintains the session state for web application and the ActionForm object is automatically populated on the server side with data entered from a form on...
The three commonly used implementation of ‘Application Context’ are ClassPathXmlApplicationContext : It Loads context definition from an XML file located in the classpath, treating context definitions as classpath resources. The application context is loaded...
For a typical Spring Application we need the following files: An interface that defines the functions. An Implementation that contains properties, its setter and getter methods, functions etc., Spring AOP (Aspect Oriented Programming) A...
Bean life cycle in Spring Bean Factory Container is as follows: The spring container finds the bean’s definition from the XML file and instantiates the bean. Using the dependency injection, spring populates all of...
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