}

    @Override
    public int indexOf(@CheckForNull Object target) {
      return target instanceof Integer ? parent.indexOf((Integer) target) : -1;
    }

    @Override
    public int lastIndexOf(@CheckForNull Object target) {
      return target instanceof Integer ? parent.lastIndexOf((Integer) target) : -1;
    }

    @Override

     */
    @Override
    public InetAddress toInetAddress () throws UnknownHostException {
        if ( this.addr instanceof Address ) {
            return ( (Address) this.addr ).toInetAddress();
        }
        else if ( this.addr instanceof InetAddress ) {
            return (InetAddress) this.addr;
        }
        return null;
    }


    /**
     * {@inheritDoc}
     *

    return !disjoint(a, b);
  }

  private static Method extractMethod(Test test) {
    if (test instanceof AbstractTester) {
      AbstractTester<?> tester = (AbstractTester<?>) test;
      return getMethod(tester.getClass(), tester.getTestMethodName());
    } else if (test instanceof TestCase) {
      TestCase testCase = (TestCase) test;
      return getMethod(testCase.getClass(), testCase.getName());

                errors << "Nullability breaking change"
            }

        } else if (member instanceof JApiConstructor) {

            JApiConstructor ctor = (JApiConstructor) member
            inspectParametersNullabilityOf(ctor.oldConstructor.get(), ctor.newConstructor.get())

        } else if (member instanceof JApiMethod) {

            JApiMethod method = (JApiMethod) member

            final Object searchFieldObj = source.get("searchField");
            if (searchFieldObj instanceof Map) {
                ((Map<String, ?>) searchFieldObj).entrySet().stream().forEach(e -> {
                    if (e.getValue() instanceof String[]) {
                        final String[] values = (String[]) e.getValue();
                        for (final String v : values) {

        params.put(key, value);
    }

    public Object get(final String key) {
        return params.get(key);
    }

    public String getAsString(final String key) {
        if (params.get(key) instanceof final String strValue) {
            return strValue;
        }
        final Object value = params.get(key);
        if (value != null) {
            return value.toString();
        }
        return null;

        }
        if (clazz.isAssignableFrom(Date.class)) {
            if (value instanceof Date) {
                return (T) value;
            }
            return (T) FessFunctions.parseDate(value.toString());
        }
        if (clazz.isAssignableFrom(Long.class)) {
            if (value instanceof Long) {
                return (T) value;
            }

    Set<String> keySet = map.keySet();
    assertTrue(keySet instanceof SynchronizedSet);
    assertSame(mutex, ((SynchronizedSet<?>) keySet).mutex);
  }

  public void testValues() {
    Map<String, Integer> map = create();
    Collection<Integer> values = map.values();
    assertTrue(values instanceof SynchronizedCollection);
    assertSame(mutex, ((SynchronizedCollection<?>) values).mutex);
  }

        final List<String[]> readings = new ArrayList<>();
        for (int i = 0;; i++) {
            final Object readingObj = source.get(FieldNames.READING_PREFIX + i);
            if (!(readingObj instanceof List)) {
                break;
            }
            @SuppressWarnings("unchecked")
            final List<String> list = (List<String>) readingObj;
            readings.add(list.toArray(new String[list.size()]));

    assertTrue(descendingKeySet instanceof SynchronizedNavigableSet);
    assertSame(mutex, ((SynchronizedNavigableSet<String>) descendingKeySet).mutex);
  }

  public void testDescendingMap() {
    NavigableMap<String, Integer> map = create();
    NavigableMap<String, Integer> descendingMap = map.descendingMap();
    assertTrue(descendingMap instanceof SynchronizedNavigableMap);