package?com.jason.entity;

import?org.hibernate.HibernateException;
import?org.hibernate.Session;
import?org.hibernate.cfg.Configuration;
public?class?HibernateSessionFactory?{
????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?will?be?rebuilded?in?the?next?call
?????*/
	public?static?void?setConfigFile（String?configFile）?{
		HibernateSessionFactory.configFile?=?configFile;
		sessionFactory?=?null;
	}

	/**
?????*??return?hibernate?configuration
?????*
?????*/
	public?static?Configuration?getConfiguration（）?{
		return?configuration;
	}

}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件????????693??2008-12-18?11:43??mysqlproduce\.classpath

?????文件????????457??2008-12-18?10:33??mysqlproduce\.myhibernatedata

?????文件????????309??2008-12-18?11:42??mysqlproduce\.mymetadata

?????文件???????1216??2008-12-18?10:33??mysqlproduce\.project

?????文件???????2717??2008-12-18?11:43??mysqlproduce\src\com\jason\entity\HibernateSessionFactory.java

?????文件???????1931??2008-12-18?11:35??mysqlproduce\src\com\jason\entity\test.java

?????文件????????937??2008-12-18?11:33??mysqlproduce\src\com\jason\entity\user.hbm.xml

?????文件????????523??2008-12-18?10:35??mysqlproduce\src\com\jason\entity\User.java

?????文件???????1007??2008-12-18?10:56??mysqlproduce\src\hibernate.cfg.xml

?????文件???????1747??2008-12-18?11:39??mysqlproduce\user.sql

?????文件????????834??2008-12-18?10:29??mysqlproduce\WebRoot\index.jsp

?????文件?????????39??2008-12-18?10:29??mysqlproduce\WebRoot\meta-INF\MANIFEST.MF

?????文件???????2479??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\classes\com\jason\entity\HibernateSessionFactory.class

?????文件???????2946??2008-12-18?11:43??mysqlproduce\WebRoot\WEB-INF\classes\com\jason\entity\test.class

?????文件????????951??2008-12-18?11:43??mysqlproduce\WebRoot\WEB-INF\classes\com\jason\entity\User.class

?????文件????????937??2008-12-18?11:33??mysqlproduce\WebRoot\WEB-INF\classes\com\jason\entity\user.hbm.xml

?????文件???????1007??2008-12-18?10:56??mysqlproduce\WebRoot\WEB-INF\classes\hibernate.cfg.xml

?????文件????????381??2008-12-18?10:29??mysqlproduce\WebRoot\WEB-INF\web.xml

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\classes\com\jason\entity

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\classes\com\jason

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\src\com\jason\entity

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\classes\com

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\src\com\jason

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\classes

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF\lib

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\src\com

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\meta-INF

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\WebRoot\WEB-INF

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\.myeclipse

?????目錄??????????0??2008-12-18?11:44??mysqlproduce\src

............此處省略5個(gè)文件信息