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Results tagged with null
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user 38251
This tag should be used for questions where you are handling null variables or values.
5
votes
3
answers
5k
views
User registration Servlet
MySQL Table:
CREATE TABLE IF NOT EXISTS user(
user_id VARCHAR(255),
user_password VARCHAR(255) NOT NULL,
user_last_name VARCHAR(255),
user_first_name VARCHAR(255),
user_email VARCHAR … (255) UNIQUE NOT NULL,
user_type TINYINT UNSIGNED NOT NULL, /* VALUES: 0 - Guest, 1 - Admin, 2 - User */
PRIMARY KEY(user_id)
);
Servlet:
protected void doPost(HttpServletRequest request, …
- 478
0
votes
User registration Servlet
Since some of the Strings are allowed to be null (i.e. userFirstName and userLastName), I put the required details in a String[]. Each element is then checked for a null value. … If all elements are not null, proceed, else, redirect. …
- 478