3 files changed, 9 insertions, 9 deletions

diff --git a/application/config/ConfigIO.php b/application/config/ConfigIO.php
index 2b68fe6a..be78b1c7 100644
--- a/application/config/ConfigIO.php
+++ b/application/config/ConfigIO.php
@@ -14,7 +14,7 @@ interface ConfigIO
      *
      * @return array All configuration in an array.
      */
-    function read($filepath);
+    public function read($filepath);
 
     /**
      * Write configuration.
@@ -22,12 +22,12 @@ interface ConfigIO
      * @param string $filepath Config file absolute path.
      * @param array  $conf   All configuration in an array.
      */
-    function write($filepath, $conf);
+    public function write($filepath, $conf);
 
     /**
      * Get config file extension according to config type.
      *
      * @return string Config file extension.
      */
-    function getExtension();
+    public function getExtension();
 }
diff --git a/application/config/ConfigJson.php b/application/config/ConfigJson.php
index 30007eb4..6b5d73f1 100644
--- a/application/config/ConfigJson.php
+++ b/application/config/ConfigJson.php
@@ -10,7 +10,7 @@ class ConfigJson implements ConfigIO
     /**
      * @inheritdoc
      */
-    function read($filepath)
+    public function read($filepath)
     {
         if (! is_readable($filepath)) {
             return array();
@@ -29,7 +29,7 @@ class ConfigJson implements ConfigIO
     /**
      * @inheritdoc
      */
-    function write($filepath, $conf)
+    public function write($filepath, $conf)
     {
         // JSON_PRETTY_PRINT is available from PHP 5.4.
         $print = defined('JSON_PRETTY_PRINT') ? JSON_PRETTY_PRINT : 0;
@@ -46,7 +46,7 @@ class ConfigJson implements ConfigIO
     /**
      * @inheritdoc
      */
-    function getExtension()
+    public function getExtension()
     {
         return '.json.php';
     }
diff --git a/application/config/ConfigPhp.php b/application/config/ConfigPhp.php
index 2eb68d80..d7fd4baf 100644
--- a/application/config/ConfigPhp.php
+++ b/application/config/ConfigPhp.php
@@ -72,7 +72,7 @@ class ConfigPhp implements ConfigIO
     /**
      * @inheritdoc
      */
-    function read($filepath)
+    public function read($filepath)
     {
         if (! file_exists($filepath) || ! is_readable($filepath)) {
             return array();
@@ -92,7 +92,7 @@ class ConfigPhp implements ConfigIO
     /**
      * @inheritdoc
      */
-    function write($filepath, $conf)
+    public function write($filepath, $conf)
     {
         $configStr = '<?php '. PHP_EOL;
         foreach (self::$ROOT_KEYS as $key) {
@@ -126,7 +126,7 @@ class ConfigPhp implements ConfigIO
     /**
      * @inheritdoc
      */
-    function getExtension()
+    public function getExtension()
     {
         return '.php';
     }