引入依赖

        <dependency>
            <groupId>com.github.dozermapper</groupId>
            <artifactId>dozer-core</artifactId>
            <version>6.1.0</version>
        </dependency>

import org.dozer.DozerBeanMapperBuilder;
import org.dozer.Mapper;
import org.dozer.MappingException;
import org.springframework.util.Assert;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;


public class DozerBeanMapperUtils {

	private static final Mapper mapper = DozerBeanMapperBuilder.buildDefault();

	public static <T, S> T convert(S source, T target) throws MappingException {
		if (source == null) {
			return null;
		}
		Assert.notNull(target, "target instance required");
		mapper.map(source, target);
		return target;
	}

	public static <T, S> T convert(S source, Class<T> targetClass) throws MappingException {
		if (source == null) {
			return null;
		}

		Assert.notNull(targetClass, "targetClass required");
		T target = mapper.map(source, targetClass);
		return target;
	}

	public static <T, S> List<T> convert(List<S> source, Class<T> targetClass) throws MappingException {
		if (source == null) {
			return null;
		}

		List<T> targetList = new ArrayList<T>();
		Iterator<S> iterator = source.iterator();
		while (iterator.hasNext()) {
			T target = mapper.map(iterator.next(), targetClass);
			targetList.add(target);
		}
		return targetList;
	}
}