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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Still better way is extending HttpServlet and need not to override any methods brtween HttpServlet contains no abstract methods. GenericServlet implements the log method, declared in the ServletContext interface. Here we explain how to write a program to sort the give string.
Furthermore, the immediate superclass of HttpServlet is GenericServlet. HttpServlet is abstract class but without any abstract methods.
HttpServlet overrides the genericservleet method in GenericServlet. Azik Abdullah 6, 12 63 If anyone wants to become a Java developer learn from Java Training in Chennai. Anonymous 15 November at Servlet is an interface defining what a servlet must implement. What is single thread model and multi thread model in servlet? Object implements Servlet, ServletConfig, java. It handles only simple request. BeanFactory -Does not support the Annotation based dependency Injection.
In contrast, all classes, interfaces, and methods present in the javax. Varshil Patel 21 1.
What is the Difference Between GenericServlet and HttpServlet
It is really helpful for a newbie like me. More exact information you can find behind the links.
Before going for differences, first let us see how the three ServletGenericServletHttpServlet are related, their signatures and also at the end similarities. Write a java program to find largest number from four number. Leave a Reply Cancel reply.
What is the Difference Between GenericServlet and HttpServlet –
Therefore, it is protocol independent. Sign up or log in Sign up using Google. Haziq 16 January geneeicservlet Please like my answer also.
Also, in GenericServlet, the service method is abstract. Anonymous 25 February at Other 4 abstract methods are implemented in this class. Really very informative post you shared here.
Servlet vs GenericServlet vs HttpServlet
That is; a method inherited from the Servlet interface called the service is an abstract method in GenericServlet. Therefore, when the programmer extends the HttpServlet, he can use the functionalities of both classes.
HttpServlet gives genericservllet blueprint for Http servlet and makes writing them easier. Post as a guest Name.
It is the immediate subclass of Servlet interface. Mary Brown 12 October at Setter Injection-i am explaning through example hope users like this explaination Suppose we have Class Hello and Class Hello having 4 pro Notify me of new posts by email.
Anyone who extends this GenericServlet should override service method. It is possible to replace the service method using doGet or doPost with the same parameters of the service method. He has more than 10 years of experience with different aspects of Spring and Java design and development. It is a callback method called implicitly.
Kiran Mohan Reddy B 8 November at In this class, one abstract method exist: Jalak Patel 29 April at Usage service method need not be overridden. Anonymous 16 November at