public void appendChild(Node node) {
        boolean inPara = false;
        if (node instanceof Element) {
            Element element = (Element) node;
            if (element.getTagName().equals("para") && stack.getFirst().getTagName().equals("para")) {
                pop();
                inPara = true;
            }
        }
        stack.getFirst().appendChild(node);
        if (inPara) {

        }

        @Override
        public boolean equals(Object o) {
            if (o == this) {
                return true;
            }

            if (o instanceof CacheKey that) {
                return CacheUtils.pluginEquals(plugin, that.plugin)
                        && Objects.equals(workspace, that.workspace)
                        && Objects.equals(localRepo, that.localRepo)

        assertFalse(r1.hashCode() == r3.hashCode());

        assertTrue(r1.equals(r2), "Expected " + r1 + " to equal " + r2);
        assertTrue(r2.equals(r1), "Expected " + r2 + " to equal " + r1);

        assertFalse(r1.equals(r3), "Expected " + r1 + " to not equal " + r3);
        assertFalse(r3.equals(r1), "Expected " + r3 + " to not equal " + r1);
    }

 *
 * <p>This class does <i>not</i> forward the {@code hashCode} and {@code equals} methods through to
 * the backing object, but relies on {@code Object}'s implementation. This is necessary to preserve
 * the symmetry of {@code equals}. Custom definitions of equality are usually based on an interface,
 * such as {@code Set} or {@code List}, so that the implementation of {@code equals} can cast the

        // Support upgrades: 4.0.0 → 4.1.0, 4.0.0 → 4.2.0, 4.1.0 → 4.2.0
        if (MODEL_VERSION_4_0_0.equals(fromVersion)) {
            return MODEL_VERSION_4_1_0.equals(toVersion) || MODEL_VERSION_4_2_0.equals(toVersion);
        }
        if (MODEL_VERSION_4_1_0.equals(fromVersion)) {
            return MODEL_VERSION_4_2_0.equals(toVersion);
        }

        return false;
    }

    /**

    }

    @Override
    public boolean equals(@Nullable Object other) {
      if (!(other instanceof ParameterizedType)) {
        return false;
      }
      ParameterizedType that = (ParameterizedType) other;
      return getRawType().equals(that.getRawType())
          && Objects.equals(getOwnerType(), that.getOwnerType())
          && Arrays.equals(getActualTypeArguments(), that.getActualTypeArguments());
    }

        return result;
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }

        if (other instanceof Restriction restriction) {
            if (lowerBound != null) {
                if (!lowerBound.equals(restriction.lowerBound)) {
                    return false;
                }

class FileModelSourceTest {

    /**
     * Test of equals method, of class FileModelSource.
     */
    @Test
    void testEquals() throws Exception {
        File tempFile = createTempFile("pomTest");
        FileModelSource instance = new FileModelSource(tempFile);

        assertFalse(instance.equals(null), "Expected " + instance + " to not equal " + null);
        assertFalse(instance.equals(new Object()));

        if ("always".equals(styleColor) || "yes".equals(styleColor) || "force".equals(styleColor)) {
            MessageUtils.setColorEnabled(true);
        } else if ("never".equals(styleColor) || "no".equals(styleColor) || "none".equals(styleColor)) {
            MessageUtils.setColorEnabled(false);
        } else if (!"auto".equals(styleColor) && !"tty".equals(styleColor) && !"if-tty".equals(styleColor)) {

          ? uncheckedCastNullableTToT(result)
          : defaultValue;
    }

    @Override
    public boolean equals(@Nullable Object o) {
      if (o instanceof ForMapWithDefault) {
        ForMapWithDefault<?, ?> that = (ForMapWithDefault<?, ?>) o;
        return map.equals(that.map) && Objects.equals(defaultValue, that.defaultValue);
      }
      return false;
    }

    @Override
    public int hashCode() {