fix: add the getRoleManager function

Signed-off-by: tsund <[email protected]>

Author: shink

src/main/java/org/casbin/jcasbin/main/CoreEnforcer.java

@@ -191,6 +191,15 @@ public void setDispatcher(Dispatcher dispatcher) {
         this.dispatcher = dispatcher;
     }
 
+    /**
+     * getRoleManager gets the current role manager.
+     *
+     * @return the role manager of the enforcer.
+     */
+    public RoleManager getRoleManager() {
+        return rm;
+    }
+
     /**
      * SetRoleManager sets the current role manager.
      *