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Can we define constructor in Servlet class?
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Answer Posted / sitaram
in java, we can access any class, first JVM search the any
type(with or with out parameters) constructor. if it their
the same constructor will be calling other wise JVM create
the default constructor for that class.
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Which http method is said to be non-idempotent and idempotent?
Hello, My project requirement is like I need to create a web page using MVC pattern. I hava a bean class, jsp page, servlet, service and dao. My jsp has two fields. One is dropdown list. The option values has to get populated from the database table. The other one is a text box and its value has to come from database table. As of now I have defined the fields in bean class, got the values from database using arraylists in dao class and I called this from service class. Can anyone please tell me the workflow of how the servlet will get this arraylist and populate the arraylist values as dropdown options in jsp page? Also I would like to know the role of bean class in MVC pattern? Thanks in advance!
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