How can I see logged in username in JSP?

How can I see logged in username in JSP?

Using request. getParameter() method you can retrieve the username and password from the login page. This method is provided by the interface ServletRequest which returns the value of a request parameter as a String, or null if the parameter does not exist.

How do I find my JSP database username and password?

Write a JSP application to validate the username and password from the database. Answer: We create a table which has the column username and password. The html page has the text box to take username and password and it validate in JSP page.

How can we retrieve data from database of a particular user after login in MVC?

Follow this steps:

  1. Create a User Class object that has property of Username, Address, Email and Telephone.
  2. Add a method that will return a User Object by ID. Use this one as reference on connecting to database and getting data.
  3. In your page during page load you can call the method you’ve created and pull out the data.

How can we retrieve data from servlet and display in JSP page?

1) First create data at the server side and pass it to a JSP. Here a list of student objects in a servlet will be created and pass it to a JSP using setAttribute(). 2) Next, the JSP will retrieve the sent data using getAttribute(). 3) Finally, the JSP will display the data retrieved, in a tabular form.

How do you retrieve data from database using Entity Framework first?

Fetch data from database in MVC using Entity framework and DB Context

  1. Create new project.
  2. Add Entity Framework reference from NuGet package manager.
  3. Create new class in model [that should be the table structure]
  4. Now Add Connection string in the web.config.
  5. Open Global.

How to create MySQL login and Register in JSP?

Create a database and table first, as below. To generate a database and table, copy-paste the SQL code below into PHPMyAdmin. Now we need to establish the following JSP pages to perform MySQL login and register functionality. NOTE: The session must be begun on all pages. Create a simple login form using a custom CSS plugin on this page.

What does a JSP login page look like?

The login page in the Eclipse will have the following code and the page will look like the one in the image. login.jsp page is where the code for getting the input field values and the database table records is written. sql query is used to fetch the matched record from table.

How to access a database in a JSP?

In this chapter, we will discuss how to access database with JSP. We assume you have good understanding on how JDBC application works. Before starting with database access through a JSP, make sure you have proper JDBC environment setup along with a database.

How to register username and password in JSP?

Code Line 14: Here we link to logout the form which redirects to register_3.jsp. When you execute the above code then you get the following output: Here when we click on register_3.jsp we get two fields”username” and “password” with a login button. After clicking on the Login button you get the below message with a button of Logout.