#vulnerable code 
                                @Override
    public Object getValue(String name) {
        return Jboot.getJbootCache().get(SESSION_CACHE_NAME, buildKey(name));
    } 
                            #location 3 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                @Override
    public Object getValue(String name) {
        return Jboot.getCache().get(SESSION_CACHE_NAME, buildKey(name));
    }