#fixed code
                                @Test
    void getURLContent() {
        Result<String, IOException> result = IOUtils.fetchContent("https://panda-lang.org/");
        assertTrue(result.isDefined());
        assertNotNull(result.getValue());
        assertTrue(result.getValue().contains("<html"));
    }
#vulnerable code 
                                @Test
    void getURLContent() {
        String urlContent = IOUtils.getURLContent("https://panda-lang.org/");
        Assertions.assertNotNull(urlContent);
        Assertions.assertTrue(urlContent.contains("<html"));
    } 
                            #location 5 
                            #vulnerability type NULL_DEREFERENCE