知识大全在Tomcat下配置Hibernate的开发环境[3]

Posted 2022-07-18 环境

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　　第四个文件 HibernateUtil java

package hb;import net sf hibernate *;import net sf hibernate cfg *;public class HibernateUtil private static final SessionFactory sessionFactory;static try sessionFactory = new Configuration() configure() buildSessionFactory(); catch (HibernateException ex) throw new RuntimeException( Exception building SessionFactory: + ex getMessage() ex);public static final ThreadLocal session = new ThreadLocal();public static Session currentSession() throws HibernateException // Session s;Session s = (Session) session get();// Open a new Session if this Thread has none yetif (s == null) s = sessionFactory openSession();session set(s);return s;public static void closeSession() throws HibernateException Session s = (Session) session get();session set(null);if (s != null)s close();

　　第五个文件 addCat jsp

<%@ page contentType= text/; charset=GB %><%@ page import= hb * net sf hibernate * %><><head><title>test</title></head><body bgcolor= #ffffff ]<h >Test Hibernate</h ><a href= getCats jsp ]View Cats[/url]<br><%if(request getParameter( Go ) != null) String name = request getParameter( name );if(name == null || name length() < ) out println( Name can not be empty! );return;SessionFactory sessionFactory;net sf hibernate Session hsession = HibernateUtil currentSession();Transaction tx = hsession beginTransaction();

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知识大全 在Tomcat下配置Hibernate的开发环境[3]

知识大全在Tomcat下配置Hibernate的开发环境[3]