Help with java app im building
<p>I building a application where it allows the user to login on the app and it will need to check the login info on the server to be able to login and then it will download info from the server database when logged in.</p>

<ol>
<li>i want to know how would i be able for users to login and check the login info is right and then login them in.(database used will probley be mysql)</li>
<li>how i could download there info from the server then to the app and how to have this all secure</li>
<li>when they are logged in how to redirect them on the app to the page the data was downloaded to
Thanks</li>
</ol>
