gistfile1.txt

diff --git a/src/Jackalope/Transport/Davex/Client.php b/src/Jackalope/Transport/Davex/Client.php
index ce77994..045b45f 100644
--- a/src/Jackalope/Transport/Davex/Client.php
+++ b/src/Jackalope/Transport/Davex/Client.php
@@ -143,7 +143,6 @@ class Client implements TransportInterface
         }
 
         $uri = $this->normalizeUri($uri);
-
         $request = new Request($this->curl, $method, $uri);
         $request->setCredentials($this->credentials);
 
@@ -272,6 +271,37 @@ class Client implements TransportInterface
         $request = $this->getRequest(Request::GET, $path);
         return $request->executeJson();
     }
+    
+    public function checkinItem($path) 
+    {
+        try {
+            $request = $this->getRequest(Request::CHECKIN, $path);
+            return $request->execute();
+        } catch (\Jackalope\Transport\Davex\HTTPErrorException $e) {
+            if ($e->getCode() == 405) {
+                throw new \PHPCR\UnsupportedRepositoryOperationException();
+            } else {
+                throw new \PHPCR\RepositoryException();
+            }
+        }
+    }
+    
+    public function checkoutItem($path) 
+    {
+        $this->ensureAbsolutePath($path);
+        try {
+            $request = $this->getRequest(Request::CHECKOUT, $path);
+            $request->execute();
+        } catch (\Jackalope\Transport\Davex\HTTPErrorException $e) {
+            if ($e->getCode() == 405) {
+                throw new \PHPCR\UnsupportedRepositoryOperationException();
+            } else {
+                throw new \PHPCR\RepositoryException();
+            }
+        }
+        return;
+    }
+    
 
     /**
      * checks if the path is absolute, throws an exception if it is not
diff --git a/src/Jackalope/Transport/Davex/Request.php b/src/Jackalope/Transport/Davex/Request.php
index 4a6ddec..8ddb15d 100644
--- a/src/Jackalope/Transport/Davex/Request.php
+++ b/src/Jackalope/Transport/Davex/Request.php
@@ -89,7 +89,18 @@ class Request
      */
     const MOVE = 'MOVE';
 
-
+    /**
+     * Identifier of the 'CHECKIN' http request method.
+     * @var string
+     */
+    const CHECKIN = 'CHECKIN';
+    
+    /**
+     * Identifier of the 'CHECKOUT' http request method.
+     * @var string
+     */
+    const CHECKOUT = 'CHECKOUT';
+    
     /** @var string     Possible argument for {@link setDepth()} */
     const INFINITY = 'infinity';
 
@@ -280,11 +291,15 @@ class Request
 
         if (404 === $httpCode) {
             throw new \PHPCR\PathNotFoundException("HTTP 404 Path Not Found: {$this->method} {$this->uri}");
+        } elseif (405 == $httpCode) {
+            throw new \Jackalope\Transport\Davex\HTTPErrorException("HTTP 405 Method Not Allowed: {$this->method} {$this->uri}", 405);
         } elseif ($httpCode >= 500) {
             throw new \PHPCR\RepositoryException("HTTP $httpCode Error from backend on: {$this->method} {$this->uri} \n\n$response");
         }
 
         $curlError = $this->curl->error();
+        
+        
         $msg = "Unexpected error: \nCURL Error: $curlError \nResponse (HTTP $httpCode): {$this->method} {$this->uri} \n\n$response";
         throw new \PHPCR\RepositoryException($msg);
     }
diff --git a/src/Jackalope/Workspace.php b/src/Jackalope/Workspace.php
index c1907ff..4ea757c 100644
--- a/src/Jackalope/Workspace.php
+++ b/src/Jackalope/Workspace.php
@@ -278,7 +278,7 @@ class Workspace implements \PHPCR\WorkspaceInterface
      */
     public function getVersionManager()
     {
-        throw new \PHPCR\UnsupportedRepositoryOperationException();
+        return Factory::get('Version\VersionManager', array($this->session->getObjectManager()));
     }
 
     /**