Java内容重新整理删除过期的东西

Java/JavaDemo/codedemo/eventdriver_normal/ClientMain.java

@@ -0,0 +1,33 @@
+package cn.aofeng.demo.eventdriver_normal;
+/**
+ * 事件驱动调用示例
+ * @author aofeng <aofengblog@163.com>
+ */
+public class ClientMain {
+
+    public static void main(String[] args) {
+        EventSource eventSource = new EventSource();
+        eventSource.addListener(new HelloWorldListener());
+        eventSource.addListener(new SimpleListener());
+        eventSource.fire("hello, world!");
+    }
+
+    public static class HelloWorldListener implements EventListener {
+
+        @Override
+        public void execute(Event event) {
+            System.out.println("监听器:"+this +  "接收到事件，事件附带的数据:" + event.getData());
+        }
+        
+    }
+    
+    public static class SimpleListener implements EventListener {
+
+        @Override
+        public void execute(Event event) {
+            System.out.println("监听器:"+this +  "接收到事件，事件附带的数据:" + event.getData());
+        }
+        
+    }
+
+}

Java/JavaDemo/codedemo/eventdriver_normal/Event.java

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+package cn.aofeng.demo.eventdriver_normal;
+/**
+ * 事件
+ * @author aofeng <aofengblog@163.com>
+ */
+public class Event {
+
+    private Object data;
+    
+	public Event(Object obj){
+	    this.data = obj;
+	}
+
+	public Object getData() {
+	    return data;
+	}
+}

Java/JavaDemo/codedemo/eventdriver_normal/EventListener.java

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+package cn.aofeng.demo.eventdriver_normal;
+/**
+ * 事件监听器(监听一个或多个事件并进行具体的处理)
+ * 
+ * @author aofeng <aofengblog@163.com>
+ */
+public interface EventListener {
+
+    /**
+     * 处理事件
+     * 
+     * @param event 事件
+     */
+    public void execute(Event event);
+
+}

Java/JavaDemo/codedemo/eventdriver_normal/EventSource.java

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+package cn.aofeng.demo.eventdriver_normal;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 事件源(事件发送者)
+ * 
+ * @author aofeng <aofengblog@163.com>
+ */
+public class EventSource {
+
+    private List<EventListener> listeners = new ArrayList<EventListener>();
+    
+    public EventSource() {
+
+    }
+
+    /**
+     * 添加事件监听器
+     * 
+     * @param listener 事件监听器
+     */
+    public boolean addListener(EventListener listener) {
+        return listeners.add(listener);
+    }
+
+    /**
+     * 移除事件监听器
+     * 
+     * @param listener 移除事件监听器
+     */
+    public boolean removeListener(EventListener listener) {
+        return listeners.remove(listener);
+    }
+
+    /**
+     * 派发事件
+     * 
+     * @param data 事件
+     */
+    public void fire(Object data) {
+        for (EventListener listener : listeners) {
+            listener.execute(new Event(data));
+        }
+    }
+
+}