Before going for differences, first let us see how the three Servlet, Observe the hierarchy and understand the relationship between the three. The main difference between GenericServlet and HttpServlet is that the GenericServlet is protocol independent and can be used with any. hi whats the main difference between Generic & httServlet??.
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It is possible to replace the service method using doGet or doPost with the same parameters of the service method.
Difference between GenericServlet and HttpServlet
Post as a httpserglet Name. Really very informative post you shared here. He is a very active member of the Java and Spring community on different forums.
Anyone who extends this GenericServlet should override service method.
In this class, only one abstract method service exist. GenericServlet gives a blueprint and makes writing servlet easier. GenericServlet provides simple versions of the life-cycle methods init and destroy and of the methods in jttpservlet ServletConfig interface. Moreover, it is possible to write a Servlet using three methods: You might extend GenericServlet to handle a different protocol, but you might not. Add Comment Cancel reply Notify me of follow-up comments by email.
However, public abstract class HttpServlet extends and, GenericServlet implements java. Are you asking when you’d use any of those?
I was searching for exact difference between javax. With the observation, a conclusion can be arrived, to write a Servlet three ways exist. Anonymous 16 Httpservlet at Anoushka Sakthi 26 November at Sonu S 15 September at Most likely you only have to care about this one.
I am a regular follower of your blog. Object implements Servlet, ServletConfig, java.
Difference Between GenericServlet and HttpServlet
Use doPost, doGet method instead of service method. Generic Servlet is protocol independent. Kiran Mohan Reddy B 8 November at Httpservlte 2 May at Jalak Patel 29 April at Anonymous 20 January at So, if you extend HttpServlet, you can get the functionality of both. One common feature is both the classes are abstract classes. HttpServlet overrides the service method in GenericServlet. GenericServlet is protocol independent. In other words, it can be used when the web was not standardized to HTTP protocol.
VJosh 6 December at HttpServlet does not contain any abstract method. More exact information you can find behind the links. HttpServlet extends GenericServelt and implements a Serializable interface.
Struts is a MVC framework which is use for web development. As i know HttpServlet does have a stateless Nature due to http protocol? You may create a generic servlet by inheriting the GenericServlet class and providing the betdeen of the service method.
Servlet is interface, it defines methods for all the implementations – that’s what interfaces usually do. In contrast, all classes, interfaces, and methods present in the javax. Biram Pal 15 April at Varshil Patel 21 1. That is; a method inherited from the Servlet interface called the service is an abstract method in GenericServlet.
As a result of checking through the genericserclet and meeting techniques that were not productive, I thought my life was done. There are two servlet model: GenericServlet makes writing servlets easier. A prime difference between GenericServlet and HttpServlet is that the GenericServlet is protocol-independent while the HttpServlet is protocol-dependent. Object implements Servlet, ServletConfig, java. Today most web applications use HTTP protocol.
HttpServlet gives a blueprint for Http servlet and makes writing them easier. Bhupendra Dixit 8 May at With HttpServlet extension, service method can be replaced by doGet or doPost with the same parameters of service method.
Object implements Servlet, ServletConfig, java. Kevin Panko 6, 9 41 Here we explain how to write a program to sort the give string. Here we can explain what is SessionFactory.