map1.put("key1", "value1");
        assertEquals(1, event.toSource().size());

        // Replace the map
        Map<String, Object> map2 = new HashMap<>();
        map2.put("key2", "value2");
        map2.put("key3", "value3");
        event.setSourceMap(map2);
        assertEquals(2, event.toSource().size());
        assertFalse(event.toSource().containsKey("key1"));

  }

  public void testEquals() {
    SortedMap<Integer, String> map1 = ImmutableSortedMap.of(1, "one");
    SortedMap<Integer, String> map2 = ImmutableSortedMap.of(2, "two");
    new EqualsTester()
        .addEqualityGroup(map1, wrap(map1), wrap(map1))
        .addEqualityGroup(map2, wrap(map2))
        .testEquals();
  }

  private static <K, V> SortedMap<K, V> wrap(SortedMap<K, V> delegate) {

audio/mpeg3                    mp3              # MP3 Sound File
audio/x-mpeg-3                 mp3              # MP3 Sound File
audio/mpeg                     mp2 mpa mpg mpga # MP2 Sound File
audio/x-mpeg                   mp2              # MP2 Sound File
chemical/x-pdb                 pdb              # PDB Chemistry Model File
chemical/x-xyz                 xyz              # XYZ Chemistry Model File

        assertEquals(2, resultList.size());

        Map<String, Object> map1 = resultList.get(0);
        assertEquals("name1", map1.get("name"));

        Map<String, Object> map2 = resultList.get(1);
        assertEquals("name2", map2.get("name"));
    }

    public void test_register_entitySet() {
        RenderData data = new RenderData();

        BsUser entity1 = new BsUser();