output: #fixed code
                                  @Test
      public void testRemovePadding() throws Exception {
          String name = new Json(text).removePadding("callback").jsonPath("$.name").get();
          assertThat(name).isEqualTo("json");
      }
input: #vulnerable code 
                                  @Test
      public void testRemovePadding() throws Exception {
          String name = new Json(text).removePadding("callback").jsonPath("$.name").get();
          assertThat(name).isEqualTo("json");
          Page page = null;
  
          page.getJson().jsonPath("$.name").get();
          page.getJson().removePadding("callback").jsonPath("$.name").get();
      } 
                              #location 7 
                              #vulnerability type NULL_DEREFERENCE