UserNameValidator (JOSM)

java.lang.Object
- org.openstreetmap.josm.gui.util.ChangeNotifier
- - org.openstreetmap.josm.gui.widgets.AbstractTextComponentValidator
  - - org.openstreetmap.josm.gui.widgets.DefaultTextComponentValidator
    - - org.openstreetmap.josm.gui.preferences.server.UserNameValidator

All Implemented Interfaces:

java.awt.event.ActionListener, java.awt.event.FocusListener, java.beans.PropertyChangeListener, java.util.EventListener, javax.swing.event.DocumentListener
```
public class UserNameValidator
extends DefaultTextComponentValidator
```
Validator for OSM username.

- Field Summary
  - Fields inherited from class org.openstreetmap.josm.gui.widgets.AbstractTextComponentValidator
    ERROR_BACKGROUND, ERROR_BORDER, ERROR_COLOR, VALID_BORDER, VALID_COLOR, WARNING_BACKGROUND, WARNING_BORDER, WARNING_COLOR, WARNING_FOREGROUND
- Constructor Summary
  
  Constructors
  Constructor Description
  
  UserNameValidator(javax.swing.text.JTextComponent tc)
  Constructs a new UserNameValidator.
- Method Summary
  - Methods inherited from class org.openstreetmap.josm.gui.widgets.DefaultTextComponentValidator
    isValid, validate
  - Methods inherited from class org.openstreetmap.josm.gui.widgets.AbstractTextComponentValidator
    actionPerformed, changedUpdate, feedbackDisabled, feedbackInvalid, feedbackValid, feedbackWarning, focusGained, focusLost, getComponent, insertUpdate, propertyChange, removeUpdate
  - Methods inherited from class org.openstreetmap.josm.gui.util.ChangeNotifier
    addChangeListener, fireStateChanged, removeChangeListener
  - Methods inherited from class java.lang.Object
    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - UserNameValidator
```
public UserNameValidator(javax.swing.text.JTextComponent tc)
```
    Constructs a new UserNameValidator.
    
    Parameters:
    
    tc - the text component used to enter username