duplicateuserexception.java

《JSF第一步》的源码清华大学出版社的书

package com.jsfabc.jsh.model.exception;

public class DuplicateUserException extends UserException{
  private String userName;

  public DuplicateUserException(String newUsername) {
    super("Username " + newUsername + " already exist");
    this.userName = newUsername;
  }

  public String getUsername() {
    return this.userName;
  }

}