proxool在hibernate里的用法

Question

[http-8080-Processor25] ERROR proxool.ProxoolDriver  - Problem
org.logicalcobwebs.proxool.ProxoolException: Attempt to refer to a unregistered pool by its alias 'dbpool'
at org.logicalcobwebs.proxool.ConnectionPoolDefinition.doChange(ConnectionPoolDefinition.java:237)
at org.logicalcobwebs.proxool.ConnectionPoolDefinition.<init>(ConnectionPoolDefinition.java:134)
at org.logicalcobwebs.proxool.ProxoolFacade.registerConnectionPool(ProxoolFacade.java:87)
at org.logicalcobwebs.proxool.ProxoolDriver.connect(ProxoolDriver.java:77)
at java.sql.DriverManager.getConnection(DriverManager.java:525)
at java.sql.DriverManager.getConnection(DriverManager.java:193)
at net.sf.hibernate.connection.ProxoolConnectionProvider.getConnection(ProxoolConnectionProvider.java:51)
at net.sf.hibernate.impl.BatcherImpl.openConnection(BatcherImpl.java:292)
at net.sf.hibernate.impl.SessionImpl.connect(SessionImpl.java:3373)
at net.sf.hibernate.impl.SessionImpl.connection(SessionImpl.java:3333)
at net.sf.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:40)
at net.sf.hibernate.transaction.JDBCTransactionFactory.beginTransaction(JDBCTransactionFactory.java:19)
at net.sf.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:2252)
at com.lawyer.dao.hibernate.DmsUserHibernateDao.OpenHibernateSession(DmsUserHibernateDao.java:22)
at com.lawyer.business.service.DmsUserServiceImp.CheckUser(DmsUserServiceImp.java:15)
at com.lawyer.web.action.LoginAction.execute(LoginAction.java:50)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnection(Http11Protocol.java:744)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:80)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)
at java.lang.Thread.run(Thread.java:595)
46207 [http-8080-Processor25] WARN util.JDBCExceptionReporter  - SQL Error: 0, SQLState: null
46207 [http-8080-Processor25] ERROR util.JDBCExceptionReporter  - org.logicalcobwebs.proxool.ProxoolException: Attempt to refer to a unregistered pool by its alias 'dbpool'
net.sf.hibernate.exception.GenericJDBCException: Cannot open connection
at net.sf.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:80)
at net.sf.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:69)
at net.sf.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
at net.sf.hibernate.impl.BatcherImpl.convert(BatcherImpl.java:328)
at net.sf.hibernate.impl.BatcherImpl.openConnection(BatcherImpl.java:295)
at net.sf.hibernate.impl.SessionImpl.connect(SessionImpl.java:3373)
at net.sf.hibernate.impl.SessionImpl.connection(SessionImpl.java:3333)
at net.sf.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:40)
at net.sf.hibernate.transaction.JDBCTransactionFactory.beginTransaction(JDBCTransactionFactory.java:19)
at net.sf.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:2252)
at com.lawyer.dao.hibernate.DmsUserHibernateDao.OpenHibernateSession(DmsUserHibernateDao.java:22)
at com.lawyer.business.service.DmsUserServiceImp.CheckUser(DmsUserServiceImp.java:15)
at com.lawyer.web.action.LoginAction.execute(LoginAction.java:50)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1482)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:525)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:709)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:856)
... 34 more
proxool.xml
<?xml version="1.0" encoding="utf-8"?>
<!-- the proxool configuration can be embedded within your own application's.
    Anything outside the "proxool" tag is ignored. -->
<something-else-entirely>
    <proxool>
        <alias>dbpool</alias>
        <!--proxool只能管理由自己产生的连接-->
        <driver-url>
            jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=LawyerDB
        </driver-url>
        <driver-class>com.microsoft.jdbc.sqlserver.SQLServerDriver</driver-class>
        <driver-properties>
            <property name="user" value="sa" />
            <property name="password" value="" />
        </driver-properties>
        <!-- proxool自动侦察各个连接状态的时间间隔(毫秒),侦察到空闲的连接就马上回收,超时的销毁-->
        <house-keeping-sleep-time>90000</house-keeping-sleep-time>
        <!-- 最少保持的空闲连接数-->
        <prototype-count>5</prototype-count>
        <!-- 允许最大连接数,超过了这个连接，再有请求时，就排在队列中等候，最大的等待请求数由maximum-new-connections决定-->
        <maximum-connection-count>100</maximum-connection-count>
        <!-- 最小连接数-->
        <minimum-connection-count>10</minimum-connection-count>
    </proxool>
</something-else-entirely>test.java
public static void main(String[] args)
{
  test t=new test();
  t.test();
  t.test();
}
public void test()
{
Session session=HibernateUtil.currentSession();
Transaction tx=session.beginTransaction();
String hql = "from DmsMessage Dm where Dm.msCode=?";
try{
List list=session.find(hql,new Long(1),Hibernate.LONG);
if(list.size()>0)
 System.out.println("true");
session.close();
HibernateUtil.closeSession();
ProxoolFacade.shutdown(1);
}
当只执行一次test方法没问题，但是执行两次test方法就有问题了。

Answer 1

帮忙UP~~可能用PROXOOL的比较少吧，不是很明白它的用法

Answer 2

我出现的问题是
Attempt to register duplicate pool called 'property-testdb'