--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/code/composite-leaf.java	Mon Jun 18 12:10:45 2007 +0200
@@ -0,0 +1,25 @@
+    class Leaf implements IComponent {
+            private String id;
+
+            public Leaf(String id) {
+                    this.id = id;
+            }
+
+            public String toString() {
+                    return this.id;
+            }
+
+            public Collection getChildren() {
+                    return null;
+            }
+
+            // false because failed to add
+            public boolean addComponent(IComponent c) {
+                    return false;
+            }
+
+            // false because failed to find it for removal
+            public boolean removeComponent(IComponent c) {
+                    return false;
+            }
+    }