* @return A {@link CopyOptions} with a date converter applied.
     * @see CopyOptions#dateConverter(String, CharSequence...)
     * @see DateConverter
     */
    public static CopyOptions dateConverter(final String pattern, final CharSequence... propertyNames) {
        return new CopyOptions().dateConverter(pattern, propertyNames);
    }

    /**

                    copyBeanToBean(entity, form,
                            copyOp -> copyOp.exclude(Constants.PERMISSIONS, EXPIRED_TIME)
                                    .excludeNull()
                                    .dateConverter(Constants.DEFAULT_DATETIME_FORMAT, EXPIRES));
                    final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();

import org.apache.commons.lang3.time.DurationFormatUtils;
import org.apache.commons.text.StringEscapeUtils;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.pdfbox.util.DateConverter;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.base.FessAdminAction;
import org.codelibs.fess.app.web.base.login.FessLoginAssist;

        copyBeanToBean(entity, body,
                copyOp -> copyOp.exclude(Constants.PERMISSIONS, AdminAccesstokenAction.EXPIRED_TIME)
                        .excludeNull()
                        .dateConverter(Constants.DEFAULT_DATETIME_FORMAT, AdminAccesstokenAction.EXPIRES));
        final PermissionHelper permissionHelper = ComponentUtil.getPermissionHelper();
        body.permissions = stream(entity.getPermissions()).get(

CopyOptions options = new CopyOptions()
    .exclude("password", "internalId")      // Exclude specific fields
    .includeNull(false)                     // Skip null values
    .converter("dateField", new DateConverter("yyyy-MM-dd"));

BeanUtil.copyBeanToBean(source, dest, options);
```

## 🤝 Contributing

We welcome contributions! Please see our contributing guidelines for details.

### Development Workflow

 *
 * copyBeanToBean(srcBean, destBean, excludeNull());
 * </pre>
 * <p>
 * Multiple options can also be specified using method chaining.
 * </p>
 *
 * <pre>
 * copyBeanToBean(srcBean, destBean, excludeNull().dateConverter("date", "MM/dd"));
 * </pre>
 *
 * @author Kimura Satoshi
 * @author higa
 * @author shinsuke
 * @see CopyOptionsUtil
 * @see CopyOptions
 */
public abstract class BeanUtil {

    /**