java

Java/Java源代码/codedemo/eventdriver_improve/EventSource.java

@@ -0,0 +1,38 @@
+package cn.aofeng.demo.eventdriver_improve;
+import java.util.List;
+
+/**
+ * 事件源(事件发送者)
+ * 
+ * @author aofeng <aofengblog@163.com>
+ */
+public class EventSource {
+
+    // 事件管理器
+    private EventManagement eventManagement;;
+    
+	public EventSource(EventManagement eventManagement){
+	    this.eventManagement = eventManagement;
+	}
+
+	/**
+     * 派发事件
+     * 
+     * @param data 事件
+     */
+    public void fire(Event event) {
+        if (null == event) {
+            return;
+        }
+        
+        List<EventListener> listeners = eventManagement.getEventListeners(event.getEventType());
+        if (null == listeners) {
+            return;
+        }
+        
+        for (EventListener listener : listeners) {
+            listener.execute(event);
+        }
+    }
+
+}