﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>BlogJava-放飞思想-文章分类-java技术</title><link>http://www.blogjava.net/beauty9235/category/13900.html</link><description /><language>zh-cn</language><lastBuildDate>Wed, 28 Feb 2007 07:54:30 GMT</lastBuildDate><pubDate>Wed, 28 Feb 2007 07:54:30 GMT</pubDate><ttl>60</ttl><item><title>使用xml文件为mysql数据库配连接池proxool</title><link>http://www.blogjava.net/beauty9235/articles/62540.html</link><dc:creator>beauty9235</dc:creator><author>beauty9235</author><pubDate>Wed, 09 Aug 2006 03:46:00 GMT</pubDate><guid>http://www.blogjava.net/beauty9235/articles/62540.html</guid><wfw:comment>http://www.blogjava.net/beauty9235/comments/62540.html</wfw:comment><comments>http://www.blogjava.net/beauty9235/articles/62540.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/beauty9235/comments/commentRss/62540.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/beauty9235/services/trackbacks/62540.html</trackback:ping><description><![CDATA[
		<font size="1">1、先写xml文件：Proxool.xml放入你的WEB应用程序的WEB-INF\classes下面,内容如下： <!-- the proxool configuration can be embedded within your own application's. 
Anything outside the "proxool" tag is ignored. --><something-else-entirely><proxool><alias>xml-test</alias><driver-url>jdbc:mysql://localhost:3306/soft</driver-url><driver-class>org.gjt.mm.mysql.Driver</driver-class><driver-properties><property name="user" value="root"></property><property name="password" value=""></property></driver-properties><maximum-connection-count>10</maximum-connection-count><house-keeping-test-sql>select CURRENT_DATE </house-keeping-test-sql></proxool></something-else-entirely>2、web.xml如是写： <servlet><servlet-name>ServletConfigurator</servlet-name><servlet-class>org.logicalcobwebs.proxool.configuration.ServletConfigurator</servlet-class><init-param><param-name>xmlFile</param-name><param-value>WEB-INF/classes/Proxool.xml</param-value></init-param><load-on-startup>1</load-on-startup></servlet><servlet><servlet-name>Admin</servlet-name><servlet-class>org.logicalcobwebs.proxool.admin.servlet.AdminServlet</servlet-class></servlet><servlet-mapping><servlet-name>Admin</servlet-name><url-pattern>/Admin</url-pattern></servlet-mapping> 3、将驱动程序mm.mysql-2.0.14-bin.jar与proxool-0.8.3.jar及crimson.jar放入WEB-INF\lib目录下。 4、测试的jsp文件： &lt;%@ page import="java.sql.*" %&gt; &lt;%@ page contentType="text/html;charset=GB2312" %&gt; </font>
		<h2>
				<font size="1">使用 Proxool Connection Pool,用xml文件配置</font>
		</h2>
		<font size="1">&lt;% Connection con = null; Statement stmt = null; ResultSet rs = null; try{ con = DriverManager.getConnection("proxool.xml-test"); stmt = con.createStatement(); String query = "select * from count_num"; rs = stmt.executeQuery(query); while(rs.next()) { out.print(rs.getLong(1)+"--OK"); } stmt.close(); con.close(); }catch(SQLException sqle){ out.println("sqle="+sqle); } finally{ try { if(con != null){ con.close(); } }catch(SQLException sqle){ out.println("sqle="+sqle); } } %&gt; 5、后台统计与信息 请进入：http://127.0.0.1:8080/testpxool1/Admin (testpxool1应改为你的WEB应用程序名) </font>
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