What is the use of beaninfo ?

What is the use of beaninfo ?,Java, C ,C++, ASP, ASP.net C# ,Struts ,Questions & Answer, Struts2, Ajax, Hibernate, Swing ,JSP , Servlet, J2EE ,Core Java ,Stping, VC++, HTML, DHTML, JAVASCRIPT, VB ,CSS, interview ,questions, and answers, for,experienced, and fresher

BeanInfo classes provides a high degree of control over how a bean appears and behaves at design time. BeanInfo classes are design-time-only classes.If a bean implementor wants to provide information regarding methods, properties when they can provide a bean info class by implementing BeanInfo interface and provide information regarding the bean properties,methods etc.

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