Saddwy Error

    [javac] C:\eRA\cc284-src\reporting\jsp\test\net\sourceforge\cruisecontrol\mock\MockServletRequest.java:59: error: MockServletRequest is not abstract and does not override abstract method <T>upgrade(Class<T>) in HttpServletRequest
    [javac] public class MockServletRequest implements HttpServletRequest {
    [javac]        ^
    [javac]   where T is a type-variable:
    [javac]     T extends HttpUpgradeHandler declared in method <T>upgrade(Class<T>)