AfflictionNetworks/samskivert
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Check maximum length as well, make the constraints public so that we can

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eyeball them from elsewhere.


git-svn-id: https://samskivert.googlecode.com/svn/trunk@1392 6335cc39-0255-0410-8fd6-9bcaacd3b74c
This commit is contained in:
mdb
2004-01-31 06:41:47 +00:00
parent 9557daee21
commit 52cdc61d55
1 changed files with 14 additions and 8 deletions
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projects/samskivert/src/java/com/samskivert/servlet/user/Username.java
+14 -8
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@@ -1,5 +1,5 @@
// //
// $Id: Username.java,v 1.1 2004/01/31 06:38:05 mdb Exp $ // $Id: Username.java,v 1.2 2004/01/31 06:41:47 mdb Exp $
package com.samskivert.servlet.user; package com.samskivert.servlet.user;
@@ -9,6 +9,15 @@ package com.samskivert.servlet.user;
*/ */
public class Username public class Username
{ {
/** The minimum allowable length of a username. */
public static final int MINIMUM_USERNAME_LENGTH = 3;
/** The maximum allowable length of a username. */
public static final int MAXIMUM_USERNAME_LENGTH = 12;
/** The regular expression defining valid names. */
public static final String NAME_REGEX = "^[_A-Za-z0-9]+$";
/** /**
* Creates a username instance. Usernames must consist only of * Creates a username instance. Usernames must consist only of
* characters that match the following regular expression: * characters that match the following regular expression:
@@ -17,10 +26,13 @@ public class Username
public Username (String username) public Username (String username)
throws InvalidUsernameException throws InvalidUsernameException
{ {
// check minimum length // check length
if (username.length() < MINIMUM_USERNAME_LENGTH) { if (username.length() < MINIMUM_USERNAME_LENGTH) {
throw new InvalidUsernameException("error.username_too_short"); throw new InvalidUsernameException("error.username_too_short");
} }
if (username.length() > MAXIMUM_USERNAME_LENGTH) {
throw new InvalidUsernameException("error.username_too_long");
}
// check that it's only valid characters // check that it's only valid characters
if (!username.matches(NAME_REGEX)) { if (!username.matches(NAME_REGEX)) {
@@ -43,10 +55,4 @@ public class Username
} }
protected String _username; protected String _username;
/** The minimum allowable length of a username. */
protected static final int MINIMUM_USERNAME_LENGTH = 3;
/** The regular expression defining valid names. */
protected static final String NAME_REGEX = "^[_A-Za-z0-9]+$";
} }