测试环境: ubuntu 11.04
Kernel: 2.6.38
Mysql: 5.1.54
Tomcat: 7.0
eclipse: 3.6
Mysql数据库驱动: mysql-connector-java-5.1.17.zip
因为打算看看后端的数据库操作,所以就搭了环境试验一下,对于普通的数据库连接(使用JDBC的方式,比较简单,所以就试验jndi 连接池)
1.
搭建好tomcat服务器
在mysql建立一个BookDB的数据库,建立一个books表,内容如下:
mysql> select * from books;
+-----+-----------+------------------------+-------+------+--------------------------------+------------+
| id | name | title | price | yr | decription | saleAmount |
+-----+-----------+------------------------+-------+------+--------------------------------+------------+
| 201 | wangfang | Java programming guide | 33.75 | 1999 | Guide user to grasp quickly | 1001 |
| 202 | zhangbing | Weblogic tech | 50.25 | 2000 | Good to learn web logic | 2000 |
| 203 | sunyan | Oracle Database | 60 | 2002 | database entry book | 2700 |
| 204 | Aling | Hadoop Guide | 100 | 2004 | A cookbook for distrbuted Arch | 5700 |
+-----+-----------+------------------------+-------+------+---------------------
2. 将Mysql驱动中得jar文件拷贝到 {TomcatHome}/lib/
3. 使用eclipse建立一个Dynamic Web Project
在META-INF/ 下建立context .xml
xml version="1.0" encoding="UTF-8"?>
<Context>
<Resource auth="Container"
driverClassName="com.mysql.jdbc.Driver"
maxActive="100"
maxIdle="40"
maxWait="12000"
name="jdbc/BookDB"
username="root"
password="test"
type="javax.sql.DataSource" url="jdbc:mysql://localhost:3306/BookDB?characterEncoding=UTF-8" />
Context>
4. 在WEB-INF/ 下创建 web.xml
'-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN'
''>
DB Connection
jdbc/BookDB
javax.sql.DataSource
Container
5. 创建jsp文件, index.jsp
<%@ page language="java" import="java.util.*,javax.naming.*,java.sql.*,javax.sql.*"pageEncoding="UTF-8"%>
<%
Context ctx = new InitialContext();
String strLookup = "java:comp/env/jdbc/BookDB";
DataSource ds =(DataSource) ctx.lookup(strLookup);
Connection con = ds.getConnection();
if (con != null){
out.print("success");
}else{
out.print("failure");
}
%>
6. 运行,OK
参考:
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