| 我的平台是:Eclipse3.2 MyEclipse5.5 Tomcat5.5 MySql5.0
第一步:创建数据库: 这没什么难的,用下面的脚本就OK了。 CREATEDATABASEpage; usepage; CREATETABLE `product` ( `id` varchar(11) NOTNULL, `sortid` varchar(11) NOTNULL, `name` varchar(50) NOTNULL, `price` doubleNOTNULL, `saleprice` doubleNOTNULL, `descript` text NOTNULL, `contents` text NOTNULL, `saledate` varchar(255) NOTNULL, `salecount` int(11) defaultNULL, `image` text, PRIMARYKEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET=utf8;
第二步:创建一个项目 创建一个项目,项目名为”strutsPage”,导入Struts1.2 ,Struts的包采用默认,引用MySql的驱动,要是没有驱动的话,请到http://download.csdn.net/source/400716这下载。 下面设置web.xml和struts-config.xml配置文件,我觉得直接COPY我的就好了。 web.xml:文件里的内容如下,直接换上就OK了。基本是默认的。 <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://java.sun.com/xml/ns/j2ee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="2.4" xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd"> <servlet> <servlet-name>action</servlet-name> <servlet-class>org.apache.struts.action.ActionServlet</servlet-class> <inIT-param> <param-name>config</param-name> <param-value>/WEB-INF/struts-config.xml</param-value> </inIT-param> <inIT-param> <param-name>debug</param-name> <param-value>3</param-value> </inIT-param> <inIT-param> <param-name>detail</param-name> <param-value>3</param-value> </inIT-param> <load-on-startup>0</load-on-startup> </servlet> <servlet-mapping> <servlet-name>action</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app>
struts-config.xml的内容如下: <?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE struts-config PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 1.2//EN" "http://struts.apache.org/dtds/struts-config_1_2.dtd">
<struts-config> <data-sources /> <form-beans /> <global-exceptions /> <global-forwards /> <action-mappings > <action attribute="productShowForm" input="/index.jsp" name="productShowForm" path="/productShow" scope="request" type="com.yourcompany.struts.action.ProductShowAction"> <forward name="success" path="/index.jsp" /> </action> </action-mappings> <message-resources parameter="com.yourcompany.struts.ApplicationResources" /> </struts-config>
第三步:创建包和数据库连接 在SRC下创建 dao , dbtool, vo,factory四个包 在dbtool包里主要放访问JDBC数据库的连接类等。下面提供我用的javaBean类。
DBConnection.java的内容如下: package com.yourcompany.dbtool;
import java.io.InputStream; import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.util.Properties;
/** * 这是一个连接数据的单模式 * @author 树下无影 * */ public class DBConnection { private static DBConnection instance;
private String driver; private String url; private String user; private String password;
private DBConnection() throws Exception{
InputStream in=getClass().getClassLoader().getResourceAsStream( "com/yourcompany/dbtool/database.properties"); Properties prop=new Properties(); prop.load(in); driver=prop.getProperty("driver"); url=prop.getProperty("url"); user=prop.getProperty("user"); password=prop.getProperty("password"); try{ Class.forName(driver); }catch(Exception e) { System.out.println("数据库初始化出错"); throw e; } System.out.println(driver+" "+url+" "+user+" "+password); } public static DBConnection getInstance(){ try{ if(instance==null){ instance=new DBConnection(); } return instance; }catch(Exception e){ System.out.println("实例化单模子出错");
return null; } }
public Connection getConnection()throws SQLException{ Connection con; try{ con=DriverManager.getConnection(url, user, password);
}catch(SQLException e){ System.out.println("Connection连接出错"); throw e; } return con; }
public void closeConnection(Connection con){
if(con!=null){ try{ con.close(); }catch(SQLException e) { System.out.println("关闭Connection连接出错");
}
} } } [1] [2] [3] [4] [5] 下一页 |