From 3ff911ab930cb87f90307b9a82dafc4d0b5fe305 Mon Sep 17 00:00:00 2001
From: Ida Massow <massow@informatik.uni-luebeck.de>
Date: Wed, 8 Jun 2011 16:29:13 +0200
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git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@386 72836036-5685-4462-b002-a69064685172
---
 src/jrummikub/util/Event3.java | 46 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 src/jrummikub/util/Event3.java

(limited to 'src/jrummikub/util/Event3.java')

diff --git a/src/jrummikub/util/Event3.java b/src/jrummikub/util/Event3.java
new file mode 100644
index 0000000..a309111
--- /dev/null
+++ b/src/jrummikub/util/Event3.java
@@ -0,0 +1,46 @@
+package jrummikub.util;
+
+import java.util.HashSet;
+
+/**
+ * Simple single parameter event generator
+ * 
+ * @param <T1>
+ *            type of the first event parameter
+ * @param <T2>
+ *            type of the second event parameter
+ */
+public class Event3<T1, T2, T3> implements IEvent3<T1, T2, T3> {
+	private HashSet<IListener3<T1, T2, T3>> listeners = new HashSet<IListener3<T1, T2, T3>>();
+
+	@Override
+	public Connection add(final IListener3<T1, T2, T3> listener) {
+		listeners.add(listener);
+		return new Connection() {
+
+			@Override
+			public void remove() {
+				Event3.this.remove(listener);
+			}
+		};
+	}
+
+	@Override
+	public void remove(IListener3<T1, T2, T3> listener) {
+		listeners.remove(listener);
+	}
+
+	/**
+	 * Generate a single event
+	 * 
+	 * @param value1
+	 *            the first event parameter
+	 * @param value2
+	 *            the second event parameter
+	 */
+	public void emit(T1 value1, T2 value2, T3 value3) {
+		for (IListener3<T1, T2, T3> listener : listeners) {
+			listener.handle(value1, value2, value3);
+		}
+	}
+}
-- 
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