What are doGet () and doPost () methods?

What are doGet () and doPost () methods?

The doGet() method is used for getting the information from server while the doPost() method is used for sending information to the server.

What is HTTP servlet response?

HttpServletResponse is a predefined interface present in javax. servlet. http package. It can be said that it is a mirror image of request object.

What are the methods of HTTP servlet?

doGet() Method. This method is used to handle the GET request on the server-side.

  • doPost() Method. This method is used to handle the POST request on the server-side.
  • doHead() Method.
  • doPut() Method.
  • doDelete() Method.
  • doOptions() Method.
  • doTrace() Method.
  • getLastModified() Method.

    • What is HTTP servlet request and response?

    The servlet container of a web service is responsible for the creation of a ServletRequest object. The servlet container wraps all data that came from a client to a web server as a request. Also, the servlet container creates a corresponding ServletResponse object, that will be filled with data in a servlet.

    What are the two interfaces in the servlet API?

    Servlets use classes and interfaces from two packages: javax. servlet and javax. servlet.

    What are methods in HTTP servlet?

    The HttpServlet class extends the GenericServlet class and implements Serializable interface. It provides http specific methods such as doGet, doPost, doHead, doTrace etc.

    What is a servlet request?

    A ServletRequest object provides data including parameter name and values, attributes, and an input stream. Interfaces that extend ServletRequest can provide additional protocol-specific data (for example, HTTP data is provided by HttpServletRequest .

    How do you create and run servlet in Java?

    Servlets are the Java programs that run on the Java-enabled web server or application server….Steps to Create Servlet

    1. Step 1: Create a Dynamic web project.
    2. Step 2: servlet-api.jar file.
    3. Step 3: Create Servlet Class.
    4. Step 4: Implement the Logic.

    Is Java Servlet an API?

    servlet. http packages represent interfaces and classes for servlet api. The javax. servlet package contains many interfaces and classes that are used by the servlet or web container.