some Java Test

Java code posted by zupzup
created at 15 Dec 17:13

Edit | Back
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
public static bool isUsernameValid(string username) {
    RegEx r = new Regex(^[A-Za-z0-9]{16}$);
    return r.isMatch(username); 
}

// java.sql.Connection conn is set elsewhere for brevity.
PreparedStatement ps = null;
RecordSet rs = null;
try {
    pUserName = request.getParameter(UserName);
    if ( isUsernameValid (pUsername);
        ps = conn.prepareStatement(SELECT * FROM user_table 
                                   WHERE username = ? );
        ps.setString(1, pUsername);
        rs = ps.execute();
        if ( rs.next() ) {
            // do the work of making the user record active in some way
        }
    } else { // handle invalid input }
}
catch () { // handle all exceptions … }
731 Bytes in 5 ms with coderay