package?xgong.bbs.com;

import?org.hibernate.HibernateException;
import?org.hibernate.Session;
import?org.hibernate.cfg.Configuration;

/**
?*?Configures?and?provides?access?to?Hibernate?sessions?tied?to?the
?*?current?thread?of?execution.??Follows?the?Thread?Local?Session
?*?pattern?see?{@link?http://hibernate.org/42.html?}.
?*/
public?class?HibernateSessionFactory?{

????/**?
?????*?Location?of?hibernate.cfg.xml?file.
?????*?Location?should?be?on?the?classpath?as?Hibernate?uses??
?????*?#resourceAsStream?style?lookup?for?its?configuration?file.?
?????*?The?default?classpath?location?of?the?hibernate?config?file?is?
?????*?in?the?default?package.?Use?#setConfigFile（）?to?update?
?????*?the?location?of?the?configuration?file?for?the?current?session.???
?????*/
????private?static?String?CONFIG_FILE_LOCATION?=?“/hibernate.cfg.xml“;
	private?static?final?ThreadLocal?threadLocal?=?new?ThreadLocal（）;
????private??static?Configuration?configuration?=?new?Configuration（）;????
????private?static?org.hibernate.SessionFactory?sessionFactory;
????private?static?String?configFile?=?CONFIG_FILE_LOCATION;

	static?{
????	try?{
			configuration.configure（configFile）;
			sessionFactory?=?configuration.buildSessionFactory（）;
		}?catch?（Exception?e）?{
			System.err
					.println（“%%%%?Error?Creating?SessionFactory?%%%%“）;
			e.printStackTrace（）;
		}
????}
????private?HibernateSessionFactory（）?{
????}
	
	/**
?????*?Returns?the?ThreadLocal?Session?instance.??Lazy?initialize
?????*?the?SessionFactory?if?needed.
?????*
?????*??@return?Session
?????*??@throws?HibernateException
?????*/
????public?static?Session?getSession（）?throws?HibernateException?{
????????Session?session?=?（Session）?threadLocal.get（）;

		if?（session?==?null?||?!session.isOpen（））?{
			if?（sessionFactory?==?null）?{
				rebuildSessionFactory（）;
			}
			session?=?（sessionFactory?!=?null）???sessionFactory.openSession（）
					:?null;
			threadLocal.set（session）;
		}

????????return?session;
????}

	/**
?????*??Rebuild?hibernate?session?factory
?????*
?????*/
	public?static?void?rebuildSessionFactory（）?{
		try?{
			configuration.configure（configFile）;
			sessionFactory?=?configuration.buildSessionFactory（）;
		}?catch?（Exception?e）?{
			System.err
					.println（“%%%%?Error?Creating?SessionFactory?%%%%“）;
			e.printStackTrace（）;
		}
	}

	/**
?????*??Close?the?single?hibernate?session?instance.
?????*
?????*??@throws?HibernateException
?????*/
????public?static?void?closeSession（）?throws?HibernateException?{
????????Session?session?=?（Session）?threadLocal.get（）;
????????threadLocal.set（null）;

????????if?（session?!=?null）?{
????????????session.close（）;
????????}
????}

	/**
?????*??return?session?factory
?????*
?????*/
	public?static?org.hibernate.SessionFactory?getSessionFactory（）?{
		return?sessionFactory;
	}

	/**
?????*??return?session?factory
?????*
?????*	session?factory?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????6886??2009-12-11?18:17??workspace\bbs.sql

?????文件???????1417??2009-10-30?15:07??workspace\hcit_bbs\.classpath

?????文件????????527??2009-09-12?13:26??workspace\hcit_bbs\.myhibernatedata

?????文件????????297??2009-11-12?16:15??workspace\hcit_bbs\.mymetadata

?????文件????????256??2009-09-11?14:14??workspace\hcit_bbs\.mystrutsdata

?????文件???????1511??2009-09-12?11:27??workspace\hcit_bbs\.project

?????文件????????121??2009-09-19?16:04??workspace\hcit_bbs\.settings\com.genuitec.eclipse.core.prefs

?????文件????????289??2009-09-12?13:22??workspace\hcit_bbs\hibernate.reveng.xml

?????文件?????????76??2009-09-25?10:45??workspace\hcit_bbs\src\fckeditor.properties

?????文件????????946??2009-09-12?13:26??workspace\hcit_bbs\src\hibernate.cfg.xml

?????文件???????3331??2009-09-12?11:27??workspace\hcit_bbs\src\xgong\bbs\com\HibernateSessionFactory.java

?????文件????????761??2009-09-23?20:46??workspace\hcit_bbs\src\xgong\bbs\dao\CardDao.java

?????文件????????731??2009-09-23?14:09??workspace\hcit_bbs\src\xgong\bbs\dao\DBConnection.java

?????文件???????2532??2009-09-19?18:36??workspace\hcit_bbs\src\xgong\bbs\dao\MysqlfenyeDao.java

?????文件????????244??2009-09-11?12:57??workspace\hcit_bbs\src\xgong\bbs\dao\RestoreDao.java

?????文件????????541??2009-09-20?19:37??workspace\hcit_bbs\src\xgong\bbs\dao\titleDao.java

?????文件????????345??2009-09-17?12:31??workspace\hcit_bbs\src\xgong\bbs\dao\UserDao.java

?????文件???????6127??2009-09-24?13:07??workspace\hcit_bbs\src\xgong\bbs\impl\CardDaoImpl.java

?????文件???????1513??2009-09-17?14:06??workspace\hcit_bbs\src\xgong\bbs\impl\RestoreDaoImpl.java

?????文件???????4323??2009-09-26?17:21??workspace\hcit_bbs\src\xgong\bbs\impl\titleDaoImpl.java

?????文件???????3709??2009-09-29?13:28??workspace\hcit_bbs\src\xgong\bbs\impl\UserDaoImpl.java

?????文件???????1287??2009-09-12?13:26??workspace\hcit_bbs\src\xgong\bbs\model\Card.hbm.xml

?????文件???????2376??2009-09-20?15:14??workspace\hcit_bbs\src\xgong\bbs\model\Card.java

?????文件????????707??2009-09-09?13:27??workspace\hcit_bbs\src\xgong\bbs\model\Restore.java

?????文件????????324??2009-09-12?09:26??workspace\hcit_bbs\src\xgong\bbs\model\title_1.java

?????文件????????485??2009-09-12?09:43??workspace\hcit_bbs\src\xgong\bbs\model\title_2.java

?????文件???????2029??2009-09-17?14:55??workspace\hcit_bbs\src\xgong\bbs\model\User.java

?????文件???????2051??2009-09-23?16:47??workspace\hcit_bbs\src\xgong\bbs\struts\action\CardAction.java

?????文件???????7574??2009-10-08?16:20??workspace\hcit_bbs\src\xgong\bbs\struts\action\UserAction.java

?????文件?????????85??2009-09-11?14:14??workspace\hcit_bbs\src\xgong\bbs\struts\ApplicationResources.properties

............此處省略708個文件信息