From 11e8a7165afdce0b54c4b57ffcd9d21aca4d6e6a Mon Sep 17 00:00:00 2001
From: Christian Achatz <christian.achatz@adventure-php-framework.org>
Date: Fri, 18 May 2018 22:49:52 +0200
Subject: [PATCH] ID#323: introduced type declaration for various classes.

---
 tools/mail/MailAddress.php    | 2 +-
 tools/mail/Message.php        | 2 +-
 tools/mail/MessageBuilder.php | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/tools/mail/MailAddress.php b/tools/mail/MailAddress.php
index f1283c9b1..2e3e16267 100644
--- a/tools/mail/MailAddress.php
+++ b/tools/mail/MailAddress.php
@@ -46,7 +46,7 @@ class MailAddress {
     *
     * @throws InvalidArgumentException In case of invalid/empty name and/or e-mail.
     */
-   public function __construct($name, $email) {
+   public function __construct(string $name = null, string $email = null) {
 
       if (empty($email)) {
          throw new InvalidArgumentException('(Display) Name and/or e-mail must not be empty!');
diff --git a/tools/mail/Message.php b/tools/mail/Message.php
index 4f8f45713..7ec17e206 100644
--- a/tools/mail/Message.php
+++ b/tools/mail/Message.php
@@ -81,7 +81,7 @@ class Message {
     * @param string $subject The message's subject.
     * @param string $content The message content.
     */
-   public function __construct(MailAddress $sender, $subject, $content) {
+   public function __construct(MailAddress $sender, string $subject, string $content) {
 
       $this->sender = $sender;
       $this->subject = $subject;
diff --git a/tools/mail/MessageBuilder.php b/tools/mail/MessageBuilder.php
index f7e942793..7a941f350 100644
--- a/tools/mail/MessageBuilder.php
+++ b/tools/mail/MessageBuilder.php
@@ -47,7 +47,7 @@ class MessageBuilder extends APFObject {
     * @version
     * Version 0.1, 26.01.2017 (ID#251: added builder to allow backward-compatible configuration of e-mail message)<br />
     */
-   public function createMessage($section, $subject, $content) {
+   public function createMessage(string $section, string $subject, string $content) {
 
       $config = $this->getConfiguration('APF\tools\mail', 'mailsender.ini');