Java持久层框架 Easy Java Persistence 2.9 发布

     This release fixes a problem where extra column information wasn't seen (select as) during object loading. It reworks object loading for 40% faster loads. It is now faster    <span class="truncate_more"> across the board than JPA。<br /> </span>EJP是一个强大并且易于使用的关系数据库持久化Java API。EJP的主要特性包括：    <br />    <br />   1、对象/关系（object/relational）自动映射(A-O/RM)     <br />   2、自动处理所有关联     <br />   3、自动持久化跟踪     <br />    <br /> EJP不需要映射注释或XML配置，并且不需要继承任何类或实现任何接口。EJP只用到了Plain Old Java Objects (POJOs)对象。到目前为止，EJP是Java开源中最简单的持久化API。    <br />    <pre class="brush:java; toolbar: true; auto-links: false;">  public static void main(String[] args)        {          DatabaseManager dbm = DatabaseManager.getDatabaseManager(...);                 dbm.saveObject(new Customer("Smith", "John"));                 Customer customer;                 if ((customer = dbm.loadObject(new Customer("Smith"))) != null)            {              customer.getSupport().add(new Support(...));                     dbm.saveObject(customer);            }                 Collection<Customer> list = new ArrayList<Customer>();                 list = dbm.loadObjects(list, Customer.class);          ...        }</pre>项目地址：http://www.easierjava.com/