myeclipse10+spring mvc+ibatis搭建的一个demo

1、首先新建一个java web的项目”web project“,命名为”MySpringIBatis“

2、右键新建的”MySpringIBatis“,选择“MyEclipse”中的 Add spring capbilities,myeclipse会自动勾选“spring 3.0 core Libraries”,需要再把“spring 3.0 web Libraries”勾选上,点击“确定”即可。这时就会在工程里面自动加上了spring mvc的包,myeclipse10不需要你再额外导入spring mvc的包。

3、导入iBATIS相关的包,主要就是三个包,附件的程序里有


4、把WebRoot \ WEB-INF \ web.xml文件改成下面这个

<span style="font-size:18px;"><pre name="code" class="html"><?xml version="1.0" encoding="UTF-8"?>
<web-app version="3.0" 
 xmlns="http://java.sun.com/xml/ns/javaee" 
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 
 xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 
 http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd">

  <context-param>
  <param-name>contextConfigLocation</param-name>
  <param-value>/WEB-INF/conf/applicationContext.xml</param-value>
 </context-param> 
  <listener> 
    <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> 
  </listener> 
 
  <filter> 
    <filter-name>encodingFilter</filter-name> 
    <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> 
    <init-param> 
      <param-name>encoding</param-name> 
      <param-value>UTF-8</param-value> 
    </init-param> 
    <init-param> 
      <param-name>forceEncoding</param-name> 
      <param-value>true</param-value> 
    </init-param> 
  </filter> 
  <filter-mapping> 
    <filter-name>encodingFilter</filter-name> 
    <url-pattern>*.html</url-pattern> 
  </filter-mapping> 
  <servlet> 
    <servlet-name>Demo2</servlet-name> 
    <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> 
    <init-param>
     <param-name>contextConfigLocation</param-name>
     <param-value>/WEB-INF/conf/applicationContext.xml</param-value>
    </init-param>
    <load-on-startup>1</load-on-startup> 
  </servlet>  
  <servlet-mapping> 
    <servlet-name>Demo2</servlet-name> 
    <url-pattern>*.html</url-pattern> 
  </servlet-mapping> 

  <welcome-file-list>
    <welcome-file>index.jsp</welcome-file>
  </welcome-file-list>
</web-app></span>

 
5、在WebRoot \ WEB-INF下新建一个conf文件,在conf文件中新建一个“applicationContext.xml”文件,并把内容改为下列内容: 

<span style="font-size:18px;"><?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:p="http://www.springframework.org/schema/p"
	xmlns:context="http://www.springframework.org/schema/context"
	xsi:schemaLocation="http://www.springframework.org/schema/beans 
 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
 http://www.springframework.org/schema/context
 http://www.springframework.org/schema/context/spring-context-3.0.xsd">

	<context:component-scan base-package="action" />
	<bean
		class="org.springframework.web.servlet.view.InternalResourceViewResolver"
		p:prefix="/WEB-INF/views/" p:suffix=".jsp" />

	<bean id="multipartResolver"
		class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
		<property name="maxUploadSize" value="104857600" />

		<property name="maxInMemorySize" value="4096" />

	</bean>
</beans></span>
5、在WebRoot \ WEB-INF下新建一个views文件,文件中建立两个JSP文件。分别命名为:createSuccess和register。

createSuccess.jsp内容为:

<span style="font-size:18px;"><%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
  <head>
    <title>创建成功</title>
  </head>
  
  <body>
                用户 ${stu.name} 创建成功。
  </body>
</html></span>
register.jsp内容为:
<span style="font-size:18px;"><%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
<html>
  <head>
    <title>新增用户</title>
  </head>
  
  <body>
   <form method="post" action='<c:url value="/student.html"/>'>
     <table>
      <tr>
       <td>用户名:</td>
       <td><input type="text" name="name"/></td>
      </tr>
      <tr>
       <td>性別:</td>
       <td><input type="text" name="sex"/></td>
      </tr>
      
      <tr>
       <td colspan="2"><input type="submit" name="提交"/></td>
      </tr>
     </table>
   
   </form>
  </body>
</html></span>
6、在src下面建立四个包文件,分别命名为:action,dao,entity ,impl

7、在entity下建立一个SqlMap.properties文件,内容为:
<span style="font-size:18px;">driver=com.mysql.jdbc.Driver
url=jdbc:mysql://localhost:3306/student
username=root
password=123456</span>
其中url为你的数据库的地址,用户名和密码分别为你数据库的用户名和密码,可参考我的另外一篇文章“JDBC连接各种数据库的字符串"

在entity下建立一个SqlMapConfig.xml文件,内容为:
<span style="font-size:18px;"><?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE sqlMapConfig PUBLIC "-//ibatis.apache.org//DTD SQL Map Config 2.0//EN"
"http://ibatis.apache.org/dtd/sql-map-config-2.dtd">
<sqlMapConfig>
<!-- 引用JDBC属性的配置文件 -->
<properties resource="entity/SqlMap.properties" />
<!-- 使用JDBC的事务管理 -->
<transactionManager type="JDBC">
<!-- 数据源 -->
<dataSource type="SIMPLE">
<property name="JDBC.Driver" value="${driver}" />
<property name="JDBC.ConnectionURL" value="${url}" />
<property name="JDBC.Username" value="${username}" />
<property name="JDBC.Password" value="${password}" />
</dataSource>
</transactionManager>
<!-- 这里可以写多个实体的映射文件 -->
<sqlMap resource="entity/student.xml" />
</sqlMapConfig></span>

在entity下建立一个student.xml文件,内容为:
<span style="font-size:18px;"><?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE sqlMap PUBLIC "-//ibatis.apache.org//DTD SQL Map 2.0//EN"
"http://ibatis.apache.org/dtd/sql-map-2.dtd">
<sqlMap>
<!-- 通过typeAlias使得我们在下面使用Student实体类的时候不需要写包名 -->
<typeAlias alias="Student" type="entity.student" />
<!-- 这样以后改了sql,就不需要去改java代码了 -->
<!-- id表示select里的sql语句,resultClass表示返回结果的类型 -->
<select id="selectAllStudent" resultClass="Student">
select * from
student
</select>
<!-- parameterClass表示参数的内容 -->
<!-- #表示这是一个外部调用的需要传进的参数,可以理解为占位符 -->
<select id="selectStudentById" parameterClass="int" resultClass="Student">
select * from student where id=#id#
</select>
<!-- 注意这里的resultClass类型,使用Student类型取决于queryForList还是queryForObject -->
<select id="selectStudentByName" parameterClass="String"
resultClass="Student">
select name,sex from student where name like
'%$name$%'
</select>
<insert id="addStudent" parameterClass="Student">
insert into
student(name,sex) values
(#name#,#sex#);
<selectKey resultClass="int" keyProperty="id">
select @@identity as inserted
<!-- 这里需要说明一下不同的数据库主键的生成,对各自的数据库有不同的方式: -->
<!-- mysql:SELECT LAST_INSERT_ID() AS VALUE -->
<!-- mssql:select @@IDENTITY as value -->
<!-- oracle:SELECT STOCKIDSEQUENCE.NEXTVAL AS VALUE FROM DUAL -->
<!-- 还有一点需要注意的是不同的数据库生产商生成主键的方式不一样,有些是预先生成 (pre-generate)主键的,如Oracle和PostgreSQL。
有些是事后生成(post-generate)主键的,如MySQL和SQL Server 所以如果是Oracle数据库,则需要将selectKey写在insert之前 -->
</selectKey>
</insert>
<delete id="deleteStudentById" parameterClass="int">
<!-- #id#里的id可以随意取,但是上面的insert则会有影响,因为上面的name会从Student里的属性里去查找 -->
<!-- 我们也可以这样理解,如果有#占位符,则ibatis会调用parameterClass里的属性去赋值 -->
delete from student where id=#id#
</delete>
<update id="updateStudent" parameterClass="Student">
update student set
name=#name#,sex=#sex# where id=#id#
</update>
</sqlMap></span>

在entity下建立一个student.java文件,内容为:
<span style="font-size:18px;">package entity;

public class student {
	private int id;
	private String name;
	private String sex;
	public int getId() {
	return id;
	}
	public void setId(int id) {
	this.id = id;
	}
	public String getName() {
	return name;
	}
	public void setName(String name) {
	this.name = name;
	}
	public String getSex() {
		return sex;
	}
	public void setSex(String sex) {
		this.sex = sex;
	}
	
	public String toString(){
		return (id+","+name+","+sex);	
		
	}

}
</span>
entity包的内容完成

8、打开建立的dao包,建立一个StudentDao.java,内容为:
<span style="font-size:18px;">package dao;
import java.util.List;
import entity.student;


public interface StudentDao {
	public List<student> selectAllStudent();
}
</span>

9、打开建立的impl包,建立一个StudentImpl.java,内容为:
<span style="font-size:18px;">package impl;

import java.io.IOException;
import java.io.Reader;
import java.sql.SQLException;
import java.util.List;

import com.ibatis.common.resources.Resources;
import com.ibatis.sqlmap.client.SqlMapClient;
import com.ibatis.sqlmap.client.SqlMapClientBuilder;

import dao.StudentDao;
import entity.student;

public class StudentImpl implements StudentDao {
	private static SqlMapClient sqlMapClient = null;
	// 读取配置文件
	static {
		try {
			Reader reader = Resources
					.getResourceAsReader("entity/SqlMapConfig.xml");
			sqlMapClient = SqlMapClientBuilder.buildSqlMapClient(reader);
			reader.close();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}

	@Override
	public List<student> selectAllStudent() {
		// TODO Auto-generated method stub
		List<student> students = null;
		try {
			students = sqlMapClient.queryForList("selectAllStudent");
		} catch (SQLException e) {
			e.printStackTrace();
		}
		return students;
	}

	public boolean addUser(student stu) {
		Object object = null;
		boolean flag = false;
		try {
			object = sqlMapClient.insert("addStudent", stu);
			// System.out.println("添加学生信息的返回值:" + object);
		} catch (SQLException e) {
			e.printStackTrace();
		}
		if (object != null) {
			flag = true;
		}
		return flag;
	}
}
</span>

9、打开建立的action包,建立一个StudentAction.java,内容为:

<span style="font-size:18px;">package action;
import impl.StudentImpl;

import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.servlet.ModelAndView;

import entity.student;

@Controller
@RequestMapping("/student")
public class StudentAction {
	@RequestMapping("/register")
	public String register() {
		return "register";
	}

	@RequestMapping(method = RequestMethod.POST)
	public ModelAndView createUser(student stu) {
		ModelAndView mav = new ModelAndView();
		StudentImpl studao = new StudentImpl();
		studao.addUser(stu);
		mav.setViewName("createSuccess");
		mav.addObject("stu", stu);
		return mav;
	}
}
</span>

10、在tomcat中部署项目后,访问http://localhost:8080/MySpringIBatis/student/register.html即可访问到



第一次发这么长的博客,逻辑有点混乱了,我也是第一次摸索着做的,可能有很多地方走弯路了,附件会上传这个demo的程序,欢迎大家指正。

demo在这里下载,点击打开链接






本教程是基于MyEclipse环境下基于maven搭建springmvc步骤(图文教程),文章结尾含有源码下载地址: 新建maven project File->New->Project 选择Maven Project 选择项目路径 Use default Workspace location默认工作空间 选择项目类型 在Artifact Id中选择maven-archetype-webapp 输入Group ID和 Artifact ID,以及Package Group ID一般写大项目名称。Artifact ID是子项目名称。 例如Spring的web包,Group ID:org.springframework,artifactId:spring-web。 Package是默认给你建一个包,不写也可以。 建好后如下图: 接下来需要添加src/main/java,src/test/java ,src/test/resources三个文件夹。右键项目根目录点击New -> Source Folder, 建出这三个文件夹。注意不是建普通的Folder,而是Source Folder。 更改文件夹显示的顺序:右击->属性->Order and Export 更改JDK版本:在Libraries双击JRE System Library,要1.6版本 更改class路径 右键项目,Java Build Path -> Source 下面应该有4个文件夹。src/main/java,src/main/resources,src/test/java ,src/test/resources。   双击每个文件夹的Output folder,选择路径。 src/main/java,src/main/resources,选择target/classes; src/test/java ,src/test/resources, 选择target/test-classes;   选上Allow output folders for source folders. 点击项目名称右击,然后如图选择 在pom.xml中添加所需要的jar包 使用Maven POM editor打开项目中的pom.xml文件,选择Dependencies,在Dependencies栏目点击Add进行,首先弹出一个搜索按钮,例如输入spring-web,就会自动搜索关于spring-web相关的jar包,我们选择3.0.5版本的spring。将spring包全部添加进来。需要添加的其他jar包有:junit、jstl。或者点击pom.xml直接编辑pom.xml文件。这样可以直接copy过来dependencies内容。 设置jar包的scope 当添加进入一个jar包后,有一些属性需要设置,最重要的就是scope,它有以下几种取值: 1.         compile,缺省值,适用于所有阶段,会随着项目一起发布。 2.         provided,类似compile,期望JDK、容器或使用者会提供这个依赖。如servlet.jar。 3.         runtime,只在运行时使用,如JDBC驱动,适用运行和测试阶段。 4.         test,只在测试时使用,用于编译和运行测试代码。不会随项目发布。 5.         system,类似provided,需要显式提供包含依赖的jar,Maven不会在 Repository中查找它。 注意: 在使用maven 打包或者编译时报:-source1.3 中不支持注释错误解决方案如下: <build>   <plugins>    <plugin>     <artifactId>maven-compiler-plugin</artifactId>     <version>2.0.2</version>     <configuration>      <source>1.5</source>      <target>1.5</target>     </configuration>    </plugin>   </plugins>  </build> 添加如下配置就不会再报错了 pom.xml文件代码: <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>wang.gom.mavenspringmvc</groupId> <artifactId>mavenspringmvctest</artifactId> <packaging>war</packaging> <version>0.0.1-SNAPSHOT</version> <name>mavenspringmvctest Maven Webapp</name> <url>http://maven.apache.org</url> <dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>3.8.1</version> <scope>test</scope> </dependency> <dependency> <groupId>org.apache.openejb</groupId> <artifactId>javaee-api</artifactId> <version>5.0-1</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.faces</groupId> <artifactId>jsf-api</artifactId> <version>1.2_04</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>jstl</artifactId> <version>1.2</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.servlet.jsp</groupId> <artifactId>jsp-api</artifactId> <version>2.1</version> <scope>provided</scope> </dependency> <dependency> <groupId>javax.faces</groupId> <artifactId>jsf-impl</artifactId> <version>1.2_04</version> <scope>provided</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-webmvc</artifactId> <version>3.1.2.RELEASE</version> <type>jar</type> <scope>compile</scope> </dependency> <dependency> <groupId>aspectj</groupId> <artifactId>aspectjweaver</artifactId> <version>1.5.4</version> <scope>compile</scope> </dependency> <dependency> <groupId>javax.servlet</groupId> <artifactId>javax.servlet-api</artifactId> <version>3.1.0</version> <type>jar</type> <scope>compile</scope> </dependency> <dependency> <groupId>org.apache.openejb</groupId> <artifactId>commons-dbcp-all</artifactId> <version>1.3-r699049</version> <type>jar</type> <scope>compile</scope> </dependency> <dependency> <groupId>cglib</groupId> <artifactId>cglib</artifactId> <version>2.2.2</version> <type>jar</type> <scope>compile</scope> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-web</artifactId> <version>3.1.1.RELEASE</version> <type>jar</type> <scope>compile</scope> </dependency> </dependencies> <build> <finalName>mavenspringmvctest</finalName> <plugins> <plugin> <artifactId>maven-compiler-plugin</artifactId> <version>2.0.2</version> <configuration> <source>1.5</source> <target>1.5</target> </configuration> </plugin> </plugins> </build> </project> web.xml文件代码: <?xml version="1.0" encoding="UTF-8"?> <web-app xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" version="2.5" > <!-- 区分项目名称,防止默认重名 --> <context-param> <param-name>webAppRootKey</param-name> <param-value>maven.example.root</param-value> </context-param> <!-- Spring的log4j监听器 --> <listener> <listener-class>org.springframework.web.util.Log4jConfigListener</listener-class> </listener> <!-- 字符集 过滤器 --> <filter> <filter-name>CharacterEncodingFilter</filter-name> <filter-class>org.springframework.web.filter.CharacterEncodingFilter</filter-class> <init-param> <param-name>encoding</param-name> <param-value>UTF-8</param-value> </init-param> <init-param> <param-name>forceEncoding</param-name> <param-value>true</param-value> </init-param> </filter> <filter-mapping> <filter-name>CharacterEncodingFilter</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <!-- Spring view分发器 --> <servlet> <servlet-name>dispatcher</servlet-name> <servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class> <init-param> <param-name>contextConfigLocation</param-name> <param-value>/WEB-INF/dispatcher-servlet.xml</param-value> </init-param> <load-on-startup>1</load-on-startup> </servlet> <servlet-mapping> <servlet-name>dispatcher</servlet-name> <url-pattern>*.do</url-pattern> </servlet-mapping> </web-app> dispatcher-servlet.xml文件代码 <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:aop="http://www.springframework.org/schema/aop" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xmlns:tx="http://www.springframework.org/schema/tx" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-3.0.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd"> <mvc:annotation-driven /> <context:component-scan base-package="Controller" /> <bean class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <property name="prefix" value="/WEB-INF/views/" /> <property name="suffix" value=".jsp" /> </bean> </beans> GeneralController类代码 package Controller; import org.springframework.stereotype.Controller; import org.springframework.ui.Model; import org.springframework.web.bind.annotation.RequestMapping; @Controller public class GeneralController { @RequestMapping(value="index.do") public void index_jsp(Model model){ model.addAttribute("ceshi", "测试你好"); System.out.println("index.jsp"); } } Index.jsp页面代码 <%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%> <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> <title>Insert title here</title> </head> <body> <c:out value="${ceshi}"></c:out> </body> </html> 运行http://localhost:8080/mavenspringmvctest/index.do结果为:测试你好 源码下载地址:http://www.anqingonline.com/thread-15730-1-1.html
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