* @return Converted instance of the target type
     */
    private Object parse(final MXParser parser, final TypeLiteral<?> toType) throws Exception {
        parser.require(XmlPullParser.START_TAG, null, null);

        final Class<?> rawType = toType.getRawType();
        if (XmlNode.class.isAssignableFrom(rawType)) {
            return XmlNodeBuilder.build(parser);
        }

                            {
                                "required": False,
                                "schema": {
                                    "anyOf": [{"type": "string"}, {"type": "null"}],
                                    "title": "Data",
                                },
                                "example": "query1",
                                "name": "data",

        assertNotNull(tokens);
        assertTrue(tokens.isEmpty());
    }

    @Test
    public void testAnalyzeWithNullText() {
        // Test analyze with null text
        String text = null;
        String field = "content";
        String lang = "en";

        List<AnalyzeToken> tokens = analyzer.analyze(text, field, lang);

        assertNotNull(tokens);

   *
   * @param element the element to add one occurrence of; may be null only if explicitly allowed by
   *     the implementation
   * @return {@code true} always, since this call is required to modify the multiset, unlike other
   *     {@link Collection} types
   * @throws NullPointerException if {@code element} is null and this implementation does not permit
   *     null elements

    toPut.put(null, 1);
    ImmutableListMultimap.Builder<String, Integer> builder = ImmutableListMultimap.builder();
    assertThrows(NullPointerException.class, () -> builder.put(null, 1));
    assertThrows(NullPointerException.class, () -> builder.putAll(null, Arrays.asList(1, 2, 3)));
    assertThrows(NullPointerException.class, () -> builder.putAll(null, 1, 2, 3));
    assertThrows(

   * Returns an arbitrary instance for {@code type}, or {@code null} if no arbitrary instance can be
   * determined.
   */
  public static <T> @Nullable T get(Class<T> type) {
    T defaultValue = DEFAULTS.getInstance(type);
    if (defaultValue != null) {
      return defaultValue;
    }
    Class<? extends T> implementation = getImplementation(type);
    if (implementation != null) {
      return get(implementation);
    }

     * @param context the create context to add
     */
    public void addCreateContext(CreateContextRequest context) {
        if (context == null) {
            return;
        }
        if (this.createContexts == null) {
            this.createContexts = new CreateContextRequest[] { context };
        } else {

        }

        // populate the configuration section
        Xpp3Dom dom = (Xpp3Dom) model.getConfiguration();
        Xpp3Dom javahome = dom != null ? dom.getChild(JavaToolchainImpl.KEY_JAVAHOME) : null;
        if (javahome == null) {
            throw new MisconfiguredToolchainException(
                    "Java toolchain without the " + JavaToolchainImpl.KEY_JAVAHOME + " configuration element.");
        }

# o dbfluteBeansFileName: (NotRequired - Default 'dbfluteBeans.xml')
# o dbfluteBeansDataSourceName: (NotRequired - Default 'dataSource')
# o dbfluteBeansDefaultAttribute: (NotRequired - Default null)
# o isDBFluteBeansGeneratedAsJavaConfig (NotRequired - Default true since 1.1)
#
# {Java} Seasar Only:
# o dbfluteDiconNamespace: (NotRequired - Default 'dbflute')

     */
    public String getInput() {
        return input;
    }

    /**
     * Gets the input value or empty string if null.
     * @return the input value or empty string
     */
    public String getInputValue() {
        if (input == null) {
            return StringUtil.EMPTY;
        }
        return input;
    }

    /**
     * Checks if this item has been updated.