diff --git a/src/Symfony/Component/ClassLoader/ApcClassLoader.php b/src/Symfony/Component/ClassLoader/ApcClassLoader.php
index 3508db6d8a..04104a1597 100644
--- a/src/Symfony/Component/ClassLoader/ApcClassLoader.php
+++ b/src/Symfony/Component/ClassLoader/ApcClassLoader.php
@@ -47,8 +47,8 @@ class ApcClassLoader
     /**
      * Constructor.
      *
-     * @param string $prefix A prefix to create a namespace in APC
-     * @param object $classFinder
+     * @param string $prefix      A prefix to create a namespace in APC
+     * @param object $classFinder An object that implements findFile() method.
      *
      * @api
      */
@@ -88,6 +88,7 @@ class ApcClassLoader
      * Loads the given class or interface.
      *
      * @param string $class The name of the class
+     *
      * @return Boolean|null True, if loaded
      */
     public function loadClass($class)
diff --git a/src/Symfony/Component/ClassLoader/ClassLoader.php b/src/Symfony/Component/ClassLoader/ClassLoader.php
index b94bdb9c15..c249347db5 100644
--- a/src/Symfony/Component/ClassLoader/ClassLoader.php
+++ b/src/Symfony/Component/ClassLoader/ClassLoader.php
@@ -25,7 +25,7 @@ namespace Symfony\Component\ClassLoader;
  *     // activate the autoloader
  *     $loader->register();
  *
- *     // to enable searching the include path (eg. for PEAR packages)
+ *     // to enable searching the include path (e.g. for PEAR packages)
  *     $loader->setUseIncludePath(true);
  *
  * In this example, if you try to use a class in the Symfony\Component
@@ -43,16 +43,31 @@ class ClassLoader
     private $fallbackDirs = array();
     private $useIncludePath = false;
 
+    /**
+     * Returns prefixes.
+     *
+     * @return array
+     */
     public function getPrefixes()
     {
         return $this->prefixes;
     }
 
+    /**
+     * Returns fallback directories.
+     *
+     * @return array
+     */
     public function getFallbackDirs()
     {
         return $this->fallbackDirs;
     }
 
+    /**
+     * Adds prefixes.
+     *
+     * @param array $prefixes Prefixes to add
+     */
     public function addPrefixes(array $prefixes)
     {
         foreach ($prefixes as $prefix => $path) {
@@ -63,8 +78,8 @@ class ClassLoader
     /**
      * Registers a set of classes
      *
-     * @param string       $prefix  The classes prefix
-     * @param array|string $paths   The location(s) of the classes
+     * @param string       $prefix The classes prefix
+     * @param array|string $paths  The location(s) of the classes
      */
     public function addPrefix($prefix, $paths)
     {
@@ -128,6 +143,7 @@ class ClassLoader
      * Loads the given class or interface.
      *
      * @param string $class The name of the class
+     * 
      * @return Boolean|null True, if loaded
      */
     public function loadClass($class)
diff --git a/src/Symfony/Component/ClassLoader/ClassMapGenerator.php b/src/Symfony/Component/ClassLoader/ClassMapGenerator.php
index c0e9fc6d50..91ea9afa59 100644
--- a/src/Symfony/Component/ClassLoader/ClassMapGenerator.php
+++ b/src/Symfony/Component/ClassLoader/ClassMapGenerator.php
@@ -22,7 +22,7 @@ class ClassMapGenerator
      * Generate a class map file
      *
      * @param array|string $dirs Directories or a single path to search in
-     * @param string $file The name of the class map file
+     * @param string       $file The name of the class map file
      */
     static public function dump($dirs, $file)
     {
diff --git a/src/Symfony/Component/ClassLoader/DebugClassLoader.php b/src/Symfony/Component/ClassLoader/DebugClassLoader.php
index b6f7968bca..568063ea05 100644
--- a/src/Symfony/Component/ClassLoader/DebugClassLoader.php
+++ b/src/Symfony/Component/ClassLoader/DebugClassLoader.php
@@ -73,6 +73,7 @@ class DebugClassLoader
      * Loads the given class or interface.
      *
      * @param string $class The name of the class
+     * 
      * @return Boolean|null True, if loaded
      */
     public function loadClass($class)
diff --git a/src/Symfony/Component/ClassLoader/UniversalClassLoader.php b/src/Symfony/Component/ClassLoader/UniversalClassLoader.php
index 60f245ad1b..d2cdec2de1 100644
--- a/src/Symfony/Component/ClassLoader/UniversalClassLoader.php
+++ b/src/Symfony/Component/ClassLoader/UniversalClassLoader.php
@@ -42,7 +42,7 @@ namespace Symfony\Component\ClassLoader;
  *     ));
  *
  *
- *     // to enable searching the include path (eg. for PEAR packages)
+ *     // to enable searching the include path (e.g. for PEAR packages)
  *     $loader->useIncludePath(true);
  *
  *     // activate the autoloader
diff --git a/src/Symfony/Component/ClassLoader/XcacheClassLoader.php b/src/Symfony/Component/ClassLoader/XcacheClassLoader.php
index 2eaaba202f..2decbce834 100644
--- a/src/Symfony/Component/ClassLoader/XcacheClassLoader.php
+++ b/src/Symfony/Component/ClassLoader/XcacheClassLoader.php
@@ -48,8 +48,8 @@ class XcacheClassLoader
     /**
      * Constructor.
      *
-     * @param string $prefix A prefix to create a namespace in Xcache
-     * @param object $classFinder
+     * @param string $prefix      A prefix to create a namespace in Xcache
+     * @param object $classFinder An object that implements findFile() method.
      *
      * @api
      */
@@ -89,12 +89,14 @@ class XcacheClassLoader
      * Loads the given class or interface.
      *
      * @param string $class The name of the class
+     *
      * @return Boolean|null True, if loaded
      */
     public function loadClass($class)
     {
         if ($file = $this->findFile($class)) {
             require $file;
+
             return true;
         }
     }