@@ -0,0 +1,726 @@
+package sfBugs;%0A%0Aimport java.io.Serializable;%0Aimport java.util.HashMap;%0Aimport java.util.Map;%0A%0Aimport edu.umd.cs.findbugs.annotations.NoWarning;%0A%0Apublic class Bug3509046 implements Serializable %7B%0A    %0A    private static final long serialVersionUID = 1L;%0A    %0A    static class Cell implements Serializable %7B%0A        private static final long serialVersionUID = 7526472295622776147L;%0A    %7D%0A    %0A    @NoWarning(%22SE_BAD_FIELD%22)%0A    private final Map%3CString, Cell%3E map = new HashMap%3CString, Cell%3E();%0A%0A    @NoWarning(%22SE_BAD_FIELD%22)%0A    private final Map%3CString, String%3E aliases = new HashMap%3CString, String%3E();%0A%0A    @NoWarning(%22SE_BAD_FIELD%22)%0A    private final Map%3CString, String%3E columns = new HashMap%3CString, String%3E();%0A%0A    %0A%0A%7D%0A

add test case for issue reported to sourceforge