public void setPasswordDate(Timestamp passwordDate) {
        this.passwordDate = passwordDate;
    }
Sets the date that this user's password was last set/reset. This
value is required to be manually updated whenever the user's password is
changed; it will not be automatically updated by the database.

@param passwordDate
    The date that this user's password was last set/reset.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/user/UserModel.java