minor symfony#23700 [Workflow] add getter for workflow (Simperfit)

This PR was merged into the 3.4 branch.

Discussion
----------

[Workflow] add getter for workflow

| Q             | A
| ------------- | ---
| Branch?       | 3.4
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | symfony#23695
| License       | MIT
| Doc PR        |

Commits
-------

9910ba1 [Workflow] feature: add getter in workflow

Author: fabpot

src/Symfony/Component/Workflow/MarkingStore/MultipleStateMarkingStore.php

@@ -54,4 +54,12 @@ public function setMarking($subject, Marking $marking)
     {
         $this->propertyAccessor->setValue($subject, $this->property, $marking->getPlaces());
     }
+
+    /**
+     * @return string
+     */
+    public function getProperty()
+    {
+        return $this->property;
+    }
 }

src/Symfony/Component/Workflow/MarkingStore/SingleStateMarkingStore.php

@@ -59,4 +59,12 @@ public function setMarking($subject, Marking $marking)
     {
         $this->propertyAccessor->setValue($subject, $this->property, key($marking->getPlaces()));
     }
+
+    /**
+     * @return string
+     */
+    public function getProperty()
+    {
+        return $this->property;
+    }
 }

src/Symfony/Component/Workflow/SupportStrategy/ClassInstanceSupportStrategy.php

@@ -26,4 +26,12 @@ public function supports(Workflow $workflow, $subject)
     {
         return $subject instanceof $this->className;
     }
+
+    /**
+     * @return string
+     */
+    public function getClassName()
+    {
+        return $this->className;
+    }
 }

src/Symfony/Component/Workflow/Workflow.php

@@ -186,6 +186,14 @@ public function getDefinition()
         return $this->definition;
     }
 
+    /**
+     * @return MarkingStoreInterface
+     */
+    public function getMarkingStore()
+    {
+        return $this->markingStore;
+    }
+
     private function doCan($subject, Marking $marking, Transition $transition)
     {
         foreach ($transition->getFroms() as $place) {