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1.What is Model Driven Interceptors is used for? 2.what is the purpose of using Action support??

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Using ActionSupport class, we can implement Custom validation which validates at the server-side. We can write server side validation logic in validate() method.
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1. The modelDriven interceptor makes other model object as the default object of valuestack. Bydefault, action object is the default object of valuestack. To use the modelDriven interceptor, you need to implement ModelDriven interface in your action class and override its method getModel(). It...
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1. The modelDriven interceptor makes other model object as the default object of valuestack. Bydefault, action object is the default object of valuestack. To use the modelDriven interceptor, you need to implement ModelDriven interface in your action class and override its method getModel(). It is found in the default stack bydefault. So you don't need to specify it explicitely. 2.It is a convenient class that implements many interfaces such as Action, Validateable, ValidationAware, TextProvider, LocaleProvider and Serializable . read less
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ModelDriven actions and adds the action's model on to the value stack.
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Java Trainer

An interceptor that enables scoped model-driven actions. This interceptor only activates on actions that implement the ScopedModelDriven interface. If detected, it will retrieve the model class from the configured scope, then provide it to the Action.
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Software Professional Trainer with 26+ years of Experience in Software Design and Development

Model Driven Interceptor is used to inject the model object into Action ie Action's Value Stack so that Action can be able to use it.
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Tutor

ModelDriven Interceptor is used to inject the model object into Action ie Action's Value Stack so that Action can be able to use it. Struts 2 provides the flexibility of defining the attributes and their setter/getter methods in Action class itself and outside the Action class like java bean. To set...
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ModelDriven Interceptor is used to inject the model object into Action ie Action's Value Stack so that Action can be able to use it. Struts 2 provides the flexibility of defining the attributes and their setter/getter methods in Action class itself and outside the Action class like java bean. To set the attributes to the field of some other bean object, Action class must implement ModelDriven interface and Model-Driven Interceptor must be applied to that Action class. read less
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Computer

Main use of web services is re usability of peace of code or application in any platform, means if you develop any application in any language like java C# on any OS you can use that application when you expose it as webservice. Web services enable to quickly integrate applications across multiple...
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Main use of web services is re usability of peace of code or application in any platform, means if you develop any application in any language like java C# on any OS you can use that application when you expose it as webservice. Web services enable to quickly integrate applications across multiple platforms, systems and even across businesses. Emerging web services standards such as SOAP, WSDL and UDDI will enable system-to-system communication that is easier and cheaper than ever before. The basic Web services platform is XML + HTTP. All the standard Web Services works using following components SOAP (Simple Object Access Protocol) UDDI (Universal Description, Discovery and Integration) WSDL (Web Services Description Language) read less
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Bank PO Teacher

Hi, U can get the related information of your question from the following link: http://www.javatpoint.com/struts-2-modeldriven-interceptor-example This should give u valuable information.
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Computer

If an Action implements the ModelDriven interface, extra ability to transfer the form data into the object automatically. Model Driven view use in MVC Model class contains the business logic i.e application logic. we will give this class means we will configure in xml files .frame work will run...
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If an Action implements the ModelDriven interface, extra ability to transfer the form data into the object automatically. Model Driven view use in MVC Model class contains the business logic i.e application logic. we will give this class means we will configure in xml files .frame work will run our app logic instead of creating model objects by developer FW creates . application develop ment makes faster. check the in any example in struts. It is a convenient class that implements many interfaces such as Action, Validateable, ValidationAware, TextProvider, LocaleProvider and Serializable . So it is mostly used instead of Action. read less
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Master

Action Support class provides ready to use functionality of validation framework.
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