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[utils] / support / src / org / wamblee / observer / Observer.java

diff --git a/support/src/org/wamblee/observer/Observer.java b/support/src/org/wamblee/observer/Observer.java
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+/*
+ * Copyright 2005 the original author or authors.
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */ 
+
+package org.wamblee.observer;
+
+/**
+ * This is a type-safe version of {@link java.util.Observable}. 
+ */
+public interface Observer<ObservableType,Event> {
+
+    /**
+     * Called when an event has occurred on the observable.
+     * @param aObservabdle Observable. 
+     * @param aEvent Event. 
+     */
+    void send(ObservableType aObservable, Event aEvent); 
+}