学步园

/**
     * 验证邮箱格式是否正确
     */
    public boolean emailValidation(String email) {
          String regex = "\\w+([-+.]\\w+)*@\\w+([-.]\\w+)*\\.\\w+([-.]\\w+)*";
          return email.matches(regex);
    }

或者：

  private boolean isValidEmail(String mail) {
  Pattern pattern = Pattern
    .compile("^[A-Za-z0-9][\\w\\._]*[a-zA-Z0-9]+@[A-Za-z0-9-_]+\\.([A-Za-z]{2,4})");
  Matcher mc = pattern.matcher(mail);
  return mc.matches();
 }