}

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

    }

    @Override
    public Class<?> getElementClassOfCollection(final int index) {
        assertArgumentArrayIndex("index", index, parameterTypes.length);

        if (!Collection.class.isAssignableFrom(parameterTypes[index]) || !isParameterized(index)) {
            return null;
        }
        final ParameterizedClassDesc pcd = parameterizedClassDescs[index].getArguments()[0];
        if (pcd == null) {

        if (clazz.isAssignableFrom(String.class)) {
            return (T) value.toString();
        }
        if (clazz.isAssignableFrom(Long.class)) {
            if (!(value instanceof Long)) {
                return (T) Long.valueOf(value.toString());
            }
        } else if (clazz.isAssignableFrom(Integer.class)) {
            if (!(value instanceof Integer)) {

    @Test
    @DisplayName("Should extend Iterator and AutoCloseable")
    void testInterfaceInheritance() {
        // Then
        assertTrue(java.util.Iterator.class.isAssignableFrom(CloseableIterator.class));
        assertTrue(AutoCloseable.class.isAssignableFrom(CloseableIterator.class));
    }

    }

    @Override
    public Class<?> getElementClassOfCollection(final int index) {
        assertArgumentArrayIndex("index", index, parameterTypes.length);

        if (!Collection.class.isAssignableFrom(parameterTypes[index]) || !isParameterized(index)) {
            return null;
        }
        final ParameterizedClassDesc pcd = parameterizedClassDescs[index].getArguments()[0];
        if (pcd == null) {

    public ParameterizedClassDesc getParameterizedClassDesc() {
        return parameterizedClassDesc;
    }

    @Override
    public Class<?> getElementClassOfCollection() {
        if (!Collection.class.isAssignableFrom(fieldType) || !isParameterized()) {
            return null;
        }
        final ParameterizedClassDesc pcd = parameterizedClassDesc.getArguments()[0];
        if (pcd == null) {
            return null;

    }

    /**
     *
     */
    @Test
    public void testIsAssignableFrom() {
        assertThat(ClassUtil.isAssignableFrom(Number.class, Integer.class), is(true));
        assertThat(ClassUtil.isAssignableFrom(Integer.class, Number.class), is(not(true)));
        assertThat(ClassUtil.isAssignableFrom(int.class, Integer.class), is(true));
    }

    /**
     *
     */
    @Test

                    // assuming Type is available in current ClassLoader
                    isCollection = Collection.class.isAssignableFrom(Class.forName(param.getType()));
                    isMap = Map.class.isAssignableFrom(Class.forName(param.getType()));
                    isProperties = Properties.class.isAssignableFrom(Class.forName(param.getType()));
                } catch (ClassNotFoundException e) {

        return new DecimalFormat(pattern).format(value);
    }

    @Override
    public boolean isTarget(final Class<?> clazz) {
        assertArgumentNotNull("clazz", clazz);
        return Number.class.isAssignableFrom(clazz);
    }

        return this;
    }

    @Override
    public boolean equals(Object obj) {
        if (obj == null) {
            return false;
        }

        if (MetadataGraphNode.class.isAssignableFrom(obj.getClass())) {
            MetadataGraphNode node2 = (MetadataGraphNode) obj;

            if (node2.metadata == null) {
                return metadata == null;
            }