1、從http://proxool.sourceforge.net/下載proxool,釋放proxool.jar到WEB-INF/lib
2、(1)Hibernate:
①、在hibernate.cfg.xml中增加:
<property name="hibernate.proxool.pool_alias">dbpool</property>
<property name="hibernate.proxool.xml">proxool.xml</property>
<property name="connection.provider_class">org.hibernate.connection.ProxoolConnectionProvider</property>
②、在與hibernate.cfg.xml同級(jí)目錄(src根目錄下)增加
proxool.xml文件:
<?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只能管理由自己產(chǎn)生的連接-->
<driver-url>
jdbc:mysql://localhost:3306/msms
</driver-url>
<driver-class>com.mysql.jdbc.Driver</driver-class>
<driver-properties>
<property name="user" value="sqh" />
<property name="password" value="sqh" />
</driver-properties>
<!-- proxool自動(dòng)偵察各個(gè)連接狀態(tài)的時(shí)間間隔(毫秒),偵察到空閑的連接就馬上回收,超時(shí)的銷毀-->
<house-keeping-sleep-time>90000</house-keeping-sleep-time>
<!-- 最少保持的空閑連接數(shù)-->
<prototype-count>5</prototype-count>
<!-- 允許最大連接數(shù),超過了這個(gè)連接,再有請(qǐng)求時(shí),就排在隊(duì)列中等候,最大的等待請(qǐng)求數(shù)由maximum-new-connections決定-->
<maximum-connection-count>100</maximum-connection-count>
<!-- 最小連接數(shù)-->
<minimum-connection-count>10</minimum-connection-count>
<house-keeping-test-sql>select CURRENT_DATE</house-keeping-test-sql>
</proxool>
</something-else-entirely>
(2)①、在WEB-INF目錄下增加proxool.xml文件。
②、配置web.xml
在web.xml中增加: (這個(gè)相當(dāng)于程序中使用JAXPConfigurator.configure("proxool.xml", false)。在Hibernate中不需要這一步)
<!-- 配置初始化servlet,在web容器加載的時(shí)候自動(dòng)加載配置文件,如果不是web程序,這個(gè)部分就需要通過開發(fā)接口來初始化了 -->
<servlet>
<servlet-name>proxoolInitialServlet</servlet-name>
<servlet-class>org.logicalcobwebs.proxool.configuration.ServletConfigurator</servlet-class>
<init-param>
<param-name>xmlFile</param-name>
<param-value>WEB-INF/proxool.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
3、<!--配置監(jiān)控servlet,其實(shí)如果不想監(jiān)控的話,可以不配-->
<servlet>
<servlet-name>dbpoolAdmin</servlet-name>
<servlet-class>org.logicalcobwebs.proxool.admin.servlet.AdminServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>dbpoolAdmin</servlet-name>
<url-pattern>/dbpool</url-pattern>
</servlet-mapping>
4、重起tomcat
5、在程序中調(diào)用
Connection con = DriverManager.getConnection("proxool.別名");
posted on 2007-08-10 08:32
cccp21 閱讀(605)
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