Hibernate工具类
package com.mypack;import java.io.IOException;import java.io.InputStream;import java.sql.Blob;import org.hibernate.Hibernate;public class HibernateUtils {/** * * <li>根据传入的流，构建Blob字段</li> * * @param in * @return * @throws IOException */public static Blob createBlob(InputStream in) throws IOException {if (in == null) {return null;}return Hibernate.createBlob(in);}}