change: 调整状态机代码结构.

src/main/java/com/serliunx/statemanagement/machine/StateMachine.java

@@ -11,7 +11,7 @@ import com.serliunx.statemanagement.manager.BidirectionalStateManager;
  * <li> 切出指定状态时触发	(离开事件)
  * <li> 从A切换到B状态时触发	(交换事件)
  * <p>
- * 请使用{@link StateMachineBuilder} 来构建状态机.
+ * 请使用 {@link StateMachineBuilder} 来构建状态机.
  *
  * @author <a href="mailto:serliunx@yeah.net">SerLiunx</a>
  * @version 1.0.0
@@ -20,10 +20,17 @@ import com.serliunx.statemanagement.manager.BidirectionalStateManager;
  * @see BidirectionalStateManager
  * @see com.serliunx.statemanagement.manager.StateManager
  */
-public interface StateMachine<S> extends BidirectionalStateManager<S> {
+public interface StateMachine<S> extends BidirectionalStateManager<S>, AutoCloseable {
 
     /**
-     * 切换到指定状态
+     * 发布事件
+     *
+     * @param event 事件
+     */
+    void publish(Object event);
+
+    /**
+     * 切换至指定状态
      * <li> 在使用状态机的情况, 仅切换成功才会触发注册的各种事件.
      *
      * @param state 新的状态