@@ -0,0 +1,288 @@
+package bugIdeas;%0A%0Aimport java.util.TreeMap;%0A%0Aimport edu.umd.cs.findbugs.annotations.DesireWarning;%0A%0Apublic class Ideas_2012_02_09 %7B%0A    %0A    @DesireWarning(%22GC%22)%0A    public static boolean foo(TreeMap%3CString, String%3E map, String key) %7B%0A        return map.keySet().contains(map);%0A    %7D%0A%0A%7D%0A

add test case