* <p>
 * From the obtained {@link BeanDesc}, you can retrieve metadata of the properties, fields, constructors, and methods of the target JavaBeans.
 * </p>
 *
 * <pre>
 * for (PropertyDesc propertyDesc : beanDesc.getPropertyDescs()) {
 *     propertyDesc.getValue(foo); // Retrieve the value of Foo's property
 * }
 *
 * for (FieldDesc fieldDesc : beanDesc.getFieldDescs()) {
 *     fieldDesc.getFieldValue(foo); // Retrieve the value of Foo's field

    }

    @Override
    public int getPropertyDescSize() {
        return propertyDescCache.size();
    }

    @Override
    public Iterable<PropertyDesc> getPropertyDescs() {
        return unmodifiableCollection(propertyDescCache.values());
    }

    @Override
    public boolean hasFieldDesc(final String fieldName) {
        assertArgumentNotEmpty("fieldName", fieldName);

        final BeanDesc srcBeanDesc = BeanDescFactory.getBeanDesc(src.getClass());
        final BeanDesc destBeanDesc = BeanDescFactory.getBeanDesc(dest.getClass());
        for (final PropertyDesc srcPropertyDesc : srcBeanDesc.getPropertyDescs()) {
            final String srcPropertyName = srcPropertyDesc.getPropertyName();
            if (!srcPropertyDesc.isReadable() || !options.isTargetProperty(srcPropertyName)) {
                continue;
            }