关于java:javav7-list转换对象类型工具类

import org.apache.commons.collections.CollectionUtils;import org.slf4j.Logger;import org.slf4j.LoggerFactory;import org.springframework.beans.BeanUtils;import org.springframework.beans.BeansException; import java.util.ArrayList;import java.util.Collection;import java.util.Collections;import java.util.List;   public class ObjectCopyUtils {     private static final Logger logger = LoggerFactory.getLogger(ObjectCopyUtils.class);     /**     * obj转obj     *     * @param origin     * @param clazz     * @param <T>     * @return     */    public static <T> T convert(Object origin, Class<T> clazz) {        Object dest = null;        if (null != origin) {            try {                dest = clazz.newInstance();                copyProperties(dest, origin);            } catch (InstantiationException e) {                dest = null;                logger.error("InstantiationException getBean error. ", e);            } catch (IllegalAccessException e) {                dest = null;                logger.error("IllegalAccessException getBean error. ", e);            }        }         return (null != dest) ? (T) dest : null;    }     /**     * list转list     *     * @param srcList     * @param targetClazz     * @param <T>     * @param <S>     * @return     */    public static <T, S> List<T> convert(Collection<S> srcList, Class<T> targetClazz) {        if (CollectionUtils.isEmpty(srcList)) {            return Collections.emptyList();        }        T target = null;        try {            List<T> dist = new ArrayList<T>();            for (S src : srcList) {                //指标类留神必须实现空构造函数                target = targetClazz.newInstance();                copyProperties(target, src);                dist.add(target);            }            return dist;        } catch (Exception e) {            logger.error("对象{}复制属性出错:{}", targetClazz.getSimpleName(), JSONUtils.toString(srcList));            throw new IllegalArgumentException("对象" + targetClazz.getSimpleName() + "复制属性出错", e);        }    }     private static void copyProperties(Object dest, Object origin) {        if (null == origin) {            dest = null;            return;        }        try {            BeanUtils.copyProperties(origin, dest);        } catch (BeansException e) {            logger.error("BeansException copyProperties error.", e);        }    }}