#vulnerable code 
                                public void putCache(Object key, Object value) {
        Jboot.getJbootCache().put(tableName(), key, value);
    } 
                            #location 2 
                            #vulnerability type NULL_DEREFERENCE
#fixed code
                                public void putCache(Object key, Object value) {
        Jboot.getCache().put(tableName(), key, value);
    }