* @return {@link PropertyDesc}
     */
    PropertyDesc getPropertyDesc(String propertyName);

    /**
     * Returns the {@link PropertyDesc}.
     *
     * @param index
     *            The index of the {@link PropertyDesc}
     * @return {@link PropertyDesc}
     */
    PropertyDesc getPropertyDesc(int index);

    /**
     * Returns the number of {@link PropertyDesc}.
     *

                final String propertyName = entry.getKey();
                if (beanDesc.hasPropertyDesc(propertyName)) {
                    final PropertyDesc propertyDesc = beanDesc.getPropertyDesc(propertyName);
                    propertyDesc.setValue(closeableHttpClient, entry.getValue());
                } else {
                    logger.warn("DefaultHttpClient does not have {}.", propertyName);
                }

import org.codelibs.core.lang.FieldUtil;
import org.codelibs.core.lang.MethodUtil;
import org.codelibs.core.lang.ModifierUtil;

/**
 * Implementation class of {@link PropertyDesc}.
 *
 * @author higa
 */
public class PropertyDescImpl implements PropertyDesc {

    private static final Object[] EMPTY_ARGS = new Object[0];

    private final String propertyName;

    private final Class<?> propertyType;

import java.util.Map;
import java.util.Map.Entry;
import java.util.function.Consumer;

import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.PropertyDesc;
import org.codelibs.core.beans.factory.BeanDescFactory;
import org.codelibs.core.lang.ClassUtil;

/**
 * Utility for copying properties between JavaBeans or between JavaBeans and {@link Map}.
 * <p>

import org.apache.logging.log4j.Logger;
import org.apache.lucene.search.TotalHits;
import org.codelibs.core.beans.BeanDesc;
import org.codelibs.core.beans.Converter;
import org.codelibs.core.beans.PropertyDesc;
import org.codelibs.core.beans.factory.BeanDescFactory;
import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.io.FileUtil;
import org.codelibs.core.lang.StringUtil;

                final String propertyName = entry.getKey();
                if (beanDesc.hasPropertyDesc(propertyName)) {
                    final PropertyDesc propertyDesc = beanDesc.getPropertyDesc(propertyName);
                    propertyDesc.setValue(closeableHttpClient, entry.getValue());
                } else {
                    logger.warn("DefaultHttpClient does not have {}.", propertyName);
                }

import org.codelibs.core.beans.util.BeanUtil;
import org.codelibs.core.beans.util.CopyOptions;

// Bean metadata introspection
BeanDesc beanDesc = BeanDescFactory.getBeanDesc(MyBean.class);
PropertyDesc nameProperty = beanDesc.getPropertyDesc("name");
nameProperty.setValue(bean, "John Doe");

// Bean copying with flexible options
BeanUtil.copyBeanToBean(source, destination);

                referralData.unwrap(IncompatibleReferralData.class);
            });
        }
    }

    @Nested
    @DisplayName("Property Getter and Setter Tests")
    class PropertyTests {

        @Test
        @DisplayName("Should get and set domain")
        void testDomain() {
            assertNull(referralData.getDomain());
            referralData.setDomain("EXAMPLE.COM");