Spring+Springmvc+Mabatis环境搭建

1.Download JDK 8:http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
环境变量
JAVA_HOME:D:\Program Files\Java\jdk1.8.0_91
PATH:%JAVA_HOME%\bin; %JAVA_HOME%\jre\bin;
2.Download maven:http://maven.apache.org/download.cgi
环境变量
MAVEN_HOME:D:\20160706\apache-maven-3.3.9
PATH:%MAVEN_HOME%\bin;
cmd -> mvn -version
Maven数据仓库配置:
D:\20160706\apache-maven-3.3.9\conf -> settings.xml
接触注释localRepository标签,配置路径:D:\20160706\maven-repository\maven-jar
cp settings.xml to D:\20160706\maven-repository\

3.Download Eclipse IDE:http://www.eclipse.org/downloads/eclipse-packages/
Download Tomcat:http://tomcat.apache.org/download-80.cgi#8.0.36
Window -> Preferences -> Server -> Runtime Environments -> Add -> Apache Tomcat v8.0 -> Tomcat installation directory:D:\20160706\apache-tomcat-8.0.36, JRE:jre1.8.0_91
Window -> Preferences -> Maven -> Installations -> Add -> Directory:D:\20160706\apache-maven-3.3.9
Window -> Preferences -> Maven -> User Settings:D:\20160706\maven-repository\settings.xml
6.SVN插件安装
Help -> Eclipse Marketplace -> Find:subclipse -> Install
Window -> Show View -> Other -> SVN资源库: 右键新建资源库位置,输入服务器地址
7.Java代码提示
Window -> Preferences -> Java -> Editor -> Content Assist: Auto activation triggers for Java:.abcdefghijklmnopqrstuvwxyz, delay(ms):200
8.新建maven项目
New -> Maven Project -> maven-archetype-webapp -> Artifact Id:项目名称,Group Id:com.trav, Package:空 -> Finish
右键项目trav -> Properties -> Resource -> Text file encoding:UTF-8
-> Java Build Path:Libraries -> JRE Edit:Workspace default JRE(1.8.0_91)
index.jsp报错,我们需要引入java ee的jar包即可。在pom.xml中引入:


javax
javaee-api
7.0
web项目配置jstl等: trav -> Properties -> Project Facets:
//Dynamic Web Module 3.1 (右键项目-Maven-Update Project,再改为3.1就可以了 or 打开项目下的 .setting\org.eclipse.wst.common.project.facet.core.xml,手动修改 重启tomcatX就可以正常使用)
->Java 1.8
9.SSM整合
9.1 Maven引入需要的JAR包,pom.xml:
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
4.0.0
com.trav
trav
war
0.0.1-SNAPSHOT
trav Maven Webapp
http://maven.apache.org


4.0.2.RELEASE

3.2.6

1.7.7
1.2.17



junit
junit
4.11

test


org.springframework
spring-core
${spring.version}


org.springframework
spring-web
${spring.version}


org.springframework
spring-oxm
${spring.version}


org.springframework
spring-tx
${spring.version}


org.springframework
spring-jdbc
${spring.version}


org.springframework
spring-webmvc
${spring.version}


org.springframework
spring-aop
${spring.version}


org.springframework
spring-context-support
${spring.version}


org.springframework
spring-test
${spring.version}


org.mybatis
mybatis
${mybatis.version}


org.mybatis
mybatis-spring
1.2.2


javax
javaee-api
7.0



mysql
mysql-connector-java
5.1.30



commons-dbcp
commons-dbcp
1.2.2



jstl
jstl
1.2




log4j
log4j
${log4j.version}



com.alibaba
fastjson
1.1.41


org.slf4j
slf4j-api
${slf4j.version}


org.slf4j
slf4j-log4j12
${slf4j.version}




org.codehaus.jackson
jackson-mapper-asl
1.9.13



commons-fileupload
commons-fileupload
1.3.1


commons-io
commons-io
2.4


commons-codec
commons-codec
1.9



trav



9.2 Spring与MyBatis的整合
9.2.1 建立JDBC属性文件 src/main/resources/db.properties(文件编码修改为utf-8)
driver=com.mysql.jdbc.Driver
url=jdbc:mysql://127.0.0.1:3306/trav
username=root
password=928606
#定义初始连接数
initialSize=0
#定义最大连接数
maxActive=20
#定义最大空闲
maxIdle=20
#定义最小空闲
minIdle=1
#定义最长等待时间
maxWait=60000

9.2.2 建立spring-mybatis.xml配置文件 src/main/resources/

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"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.1.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">



class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">


destroy-method="close">



























class="org.springframework.jdbc.datasource.DataSourceTransactionManager">



9.2.3 Log4j的配置 src/main/resources/log4j.properties
log4j.rootLogger=INFO, console, file
log4j.appender.console=org.apache.log4j.ConsoleAppender
log4j.appender.console.Target=System.out
log4j.appender.console.layout=org.apache.log4j.PatternLayout
log4j.appender.console.layout.ConversionPattern=[%c] - %m%n
log4j.appender.file=org.apache.log4j.DailyRollingFileAppender
log4j.appender.file.DatePattern='.'yyyy-MM-dd
log4j.appender.file.File=logs/webapp.log
log4j.appender.file.Append=true
log4j.appender.file.Threshold=ALL
log4j.appender.file.layout=org.apache.log4j.PatternLayout
log4j.appender.file.layout.ConversionPattern=[%p][%d{yyyy-MM-dd HH\:mm\:ss}][%c] - %m%n

使用详解:http://blog.csdn.net/xuliuzhu/article/details/51925800
###
log4j.rootLogger=INFO,Console,File
#定义日志输出目的地为控制台
log4j.appender.Console=org.apache.log4j.ConsoleAppender
log4j.appender.Console.Target=System.out
#可以灵活地指定日志输出格式,下面一行是指定具体的格式
log4j.appender.Console.layout = org.apache.log4j.PatternLayout
log4j.appender.Console.layout.ConversionPattern=[%c] - %m%n
#文件大小到达指定尺寸的时候产生一个新的文件
log4j.appender.File = org.apache.log4j.RollingFileAppender
#指定输出目录
log4j.appender.File.File = logs/ssm.log
#定义文件最大大小
log4j.appender.File.MaxFileSize = 10MB
# 输出所以日志,如果换成DEBUG表示输出DEBUG以上级别日志
log4j.appender.File.Threshold = ALL
log4j.appender.File.layout = org.apache.log4j.PatternLayout
log4j.appender.File.layout.ConversionPattern =[%p] [%d{yyyy-MM-dd HH\:mm\:ss}][%c]%m%n

9.2.4 JUnit测试
数据库中建立一个测试表,SQL语句为:
DROP TABLE IF EXISTS `user_t`;
CREATE TABLE `user_t` (
`id` int(11) NOT NULL AUTO_INCREMENT,
`user_name` varchar(40) NOT NULL,
`password` varchar(255) NOT NULL,
`age` int(4) NOT NULL,
PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;
/*Data for the table `user_t` */
insertinto `user_t`(`id`,`user_name`,`password`,`age`) values (1,'测试','sfasgfaf',24);

9.2.5 使用MyBatis Generator自动创建代码
mkdir D:\20160706\mybatis-generator-core-1.3.2\lib
Download mybatis-generator-core: http://grepcode.com/snapshot/repo1.maven.org/maven2/org.mybatis.generator/mybatis-generator-core/1.3.2
cp mysql-connector-java-5.1.30.jar and mybatis-3.2.7.jar to lib
new src folder
new generator-config.xml:

PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">










connectionURL="jdbc:mysql://127.0.0.1:3306/trav" userId="root"
password="928606">





targetProject="src">




targetProject="src">



targetPackage="com.cn.hnust.dao" targetProject="src">



enableCountByExample="false" enableUpdateByExample="false"
enableDeleteByExample="false" enableSelectByExample="false"
selectByExampleQueryId="false">




cmd D:
cd D:\20160706\mybatis-generator-core-1.3.2\lib
java -jar mybatis-generator-core-1.3.2.jar -configfile generator-config.xml -overwrite
9.2.6 建立测试类
测试类在src/test/java中建立,下面测试类中注释掉的部分是不使用Spring时,一般情况下的一种测试方法;如果使用了Spring那么就可以使用注解的方式来引入配置文件和类,然后再将service接口对象注入,就可以进行测试了。
如果测试成功,表示Spring和Mybatis已经整合成功了。输出信息使用的是Log4j打印到控制台。
package com.cn.hnust.service;
import javax.annotation.Resource;
import org.apache.log4j.Logger;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import com.alibaba.fastjson.JSON;
import com.cn.hnust.pojo.User;
import com.cn.hnust.service.IUserService;
//表示继承了SpringJUnit4ClassRunner类
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration(locations = {"classpath:spring-mybatis.xml"})
public class IUserServiceTest {
private static Logger logger = Logger.getLogger(IUserServiceTest.class);
//private ApplicationContext ac = null;
@Resource
private IUserService userService = null;
//@Before
//public void before() {
//ac = new ClassPathXmlApplicationContext("applicationContext.xml"); //不使用Spring测试
//userService = (IUserService) ac.getBean("userService");
//}
@Test
public void testGetUserById() {
User user = userService.getUserById(1);
logger.info("user: "+JSON.toJSONString(user));
}
}
9.3 整合SpringMVC
上面已经完成了2大框架的整合,SpringMVC的配置文件单独放,然后在web.xml中配置整合。
9.3.1 配置spring-mvc.xml
主要是自动扫描控制器,视图模式,注解的启动

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"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-3.1.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-3.1.xsd
http://www.springframework.org/schema/mvc
http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd">





class="org.springframework.http.converter.json.MappingJacksonHttpMessageConverter">


text/html; charset=UTF-8





class="org.springframework.web.servlet.mvc.annotation.AnnotationMethodHandlerAdapter">








class="org.springframework.web.servlet.view.InternalResourceViewResolver">


【Spring+Springmvc+Mabatis环境搭建】




class="org.springframework.web.multipart.commons.CommonsMultipartResolver">











9.3.2 配置web.xml文件
这里面对spring-mybatis.xml的引入以及配置的spring-mvc的Servlet就是为了完成SSM整合,之前2框架整合不需要在此处进行任何配置。

xmlns="http://java.sun.com/xml/ns/javaee"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0">
Archetype Created Web Application


contextConfigLocation
classpath:spring-mybatis.xml



encodingFilter
org.springframework.web.filter.CharacterEncodingFilter
true

encoding
UTF-8



encodingFilter
/*



org.springframework.web.context.ContextLoaderListener



org.springframework.web.util.IntrospectorCleanupListener



SpringMVC
org.springframework.web.servlet.DispatcherServlet

contextConfigLocation
classpath:spring-mvc.xml

1
true


SpringMVC

/


/index.jsp


9.3.3 测试
新建页面:webapp/WEB-INF/jsp/show-user.jsp




测试 - 锐客网

${user.userName}


UserController.java控制器
package com.cn.hnust.controller;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import com.cn.hnust.service.IUserService;
@Controller
@RequestMapping("/user")
public class UserController {
@Resource
private IUserService userService;
@RequestMapping("/showUser")
public String toIndex(HttpServletRequest request, Model model) {
int userId = Integer.parseInt(request.getParameter("id"));
model.addAttribute("user", userService.getUserById(userId));
return "show-user";
}
}
部署项目,输入地址:localhost:8080/trav/user/showUser?id=1
Eclipse报错:java.lang.ClassNotFoundException: ContextLoaderListener
错误原因:
进入到tomcat的部署路径.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\下检查了一下,发现工程部署后在WEB-INF文件夹下没有生成lib目录,正常情况下,会生成lib目录并把工程的所有依赖jar包都部署到该目录下。
解决方案:
1.右键点击项目--选择Properties
选择Deployment Assembly,在右边点击Add按钮,在弹出的窗口中选择Java Build Path Entries。
点击Next,选择Maven Dependencies
点击Finish,然后可以看到已经把Maven Dependencies添加到Web应用结构中了
重新部署工程,不再报错了。然后我们再到.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\目录下,发现工程WEB-INF目录下自动生成了lib目录,并且所有的依赖jar包也都已经部署进来。

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