摘要： 关键在于CjhbPK主键类要实现Serializable接口?xml version="1.0" encoding="UTF-8"?!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 3.0//EN" "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd"hibernate-mapping class name="com.hengtian.bondtradingsys.entity.business.exchange.real 阅读全文