簡介
本文章提供了詳細的搭建過程,供大家參考學習。
案例Demo已托管至Github,詳情查看SSM Demo
另附上本人基于SSM搭建的高效便捷開發框架,上手就能用:
- 單節點項目:詳情參考使用Maven構建 基于SpringMVC+Spring+Mybatis(SSM)高效便捷開發框架
- 分布式項目:詳情參考使用Maven構建 整合Dubbo+Zookeeper+SpringMVC+Spring+MyBatis支持分布式 高效便捷開發框架
環境
- MacOS Sierra / Windows 7
- MySql 5.7
- JDK 1.8
- Eclipse 4.6.1
- Maven 3.3.9
- Jetty 9.4.6.v20170531 / Tomcat 9.0
技術選型
名稱 | 描述 | 版本號 | 網址 |
---|---|---|---|
Spring MVC | MVC框架 | 4.3.10.RELEASE | https://docs.spring.io/spring/docs/current/spring-framework-reference/web.html#mvc |
Spring Framework | 容器 | 4.3.10.RELEASE | http://projects.spring.io/spring-framework/ |
MyBatis | ORM/持久層框架 | 3.4.5 | http://www.mybatis.org/mybatis-3/zh/index.html |
AspectJ | 面向切面的框架 | 1.8.10 | http://www.eclipse.org/aspectj/ |
Druid | 數據庫連接池 | 1.1.3 | https://github.com/alibaba/druid |
Jackson | json解析器 | 2.9.1 | https://github.com/FasterXML/jackson |
Logback | 日志組件 | 1.2.3 | https://logback.qos.ch |
Maven | 項目構建管理 | 3.3.9 | http://maven.apache.org/ |
搭建步驟
一、創建Maven項目
具體操作如下圖
1.png
2.png
3.png
新建好的項目會有報錯提示,別著急,在項目上右鍵選擇 Java EE Tools > Generate Deployment Descriptor Stub
4.png
接下來在項目上右鍵選擇最后一項 Properties > Project Facets
5.png
到這里一個Maven的Web項目就創建好了
二、在pom.xml中添加依賴包
<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/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.frame</groupId>
<artifactId>ssm</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>war</packaging>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<spring.framework.version>4.3.11.RELEASE</spring.framework.version>
<aspectj.version>1.8.10</aspectj.version>
<jackson.version>2.9.1</jackson.version>
<logback.version>1.2.3</logback.version>
</properties>
<dependencies>
<!-- 添加 commons 依賴包 -->
<dependency>
<groupId>commons-fileupload</groupId>
<artifactId>commons-fileupload</artifactId>
<version>1.3.3</version>
</dependency>
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>2.5</version>
</dependency>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.6</version>
</dependency>
<!-- 添加 spring 依賴包 -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aspects</artifactId>
<version>${spring.framework.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.framework.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.framework.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-webmvc</artifactId>
<version>${spring.framework.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context-support</artifactId>
<version>${spring.framework.version}</version>
</dependency>
<!-- 添加 aspectJ 依賴包 -->
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>${aspectj.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>${aspectj.version}</version>
</dependency>
<!-- 添加 mybatis 依賴包 -->
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis</artifactId>
<version>3.4.5</version>
</dependency>
<dependency>
<groupId>org.mybatis</groupId>
<artifactId>mybatis-spring</artifactId>
<version>1.3.1</version>
</dependency>
<!-- 添加 druid 依賴包 -->
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>druid</artifactId>
<version>1.1.3</version>
</dependency>
<!-- 添加 mysql 驅動 -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>5.1.44</version>
</dependency>
<!-- 添加 jackson 依賴包 -->
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>${jackson.version}</version>
</dependency>
<!-- 添加 servlet 依賴包 -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
</dependency>
<!-- 添加 jstl 依賴包 -->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
<version>1.2</version>
</dependency>
<!-- 添加 logback 依賴包 -->
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
</dependencies>
</project>
三、配置web.xml文件
<?xml version="1.0" encoding="UTF-8"?>
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://xmlns.jcp.org/xml/ns/javaee"
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
id="WebApp_ID" version="3.1">
<display-name>ssm</display-name>
<!-- 過濾器解決中文亂碼問題、強制編碼 UTF-8 -->
<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>forceRequestEncoding</param-name>
<param-value>true</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>characterEncodingFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!-- 配置 springMVC 基本配置 -->
<servlet>
<servlet-name>springMVC</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:spring-mvc.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>springMVC</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<!-- 配置 spring 監聽器 -->
<!-- needed for ContextLoaderListener -->
<context-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:applicationContext.xml</param-value>
</context-param>
<!-- Bootstraps the root web application context before servlet initialization -->
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<!-- 配置歡迎頁 -->
<welcome-file-list>
<welcome-file>views/index.jsp</welcome-file>
</welcome-file-list>
</web-app>
四、在src/main/resources下創建spring配置文件
創建applicationContext.xml配置如下
<?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:context="http://www.springframework.org/schema/context"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-4.3.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd">
<!-- 自動掃描指定目錄,將控制器加載到bean -->
<context:component-scan base-package="com.frame" />
<!-- 配置 druid 數據源 -->
<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource" init-method="init" destroy-method="close">
<!-- 基本屬性 url、user、password、driverClass -->
<property name="username" value="root" />
<property name="password" value="root" />
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://192.168.0.200:3306/test?useUnicode=true&characterEncoding=utf8&useSSL=false" />
</bean>
<!-- 配置 sessionFactory -->
<bean id="sqlSessionFactory" class="org.mybatis.spring.SqlSessionFactoryBean">
<property name="dataSource" ref="dataSource" />
<property name="mapperLocations">
<list>
<value>classpath:com/frame/**/*Mapper.xml</value>
<value>classpath:mybatis/**/*Mapper.xml</value>
</list>
</property>
</bean>
<!-- 配置 sqlSessionTemplate 持久化模板 -->
<bean id="sqlSessionTemplate" class="org.mybatis.spring.SqlSessionTemplate">
<constructor-arg ref="sqlSessionFactory" />
</bean>
<!-- 配置事物管理器 -->
<bean id="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource" />
</bean>
<!-- 配置事物傳播行為 -->
<tx:advice id="txAdvice" transaction-manager="transactionManager">
<tx:attributes>
<tx:method name="get*" read-only="true" />
<tx:method name="find*" read-only="true" />
<tx:method name="select*" read-only="true" />
<tx:method name="*" propagation="REQUIRED" />
</tx:attributes>
</tx:advice>
<!-- 配置事物切入點 -->
<aop:config>
<aop:pointcut expression="execution(* com.frame.service.*.*(..))" id="pointCut" />
<aop:advisor advice-ref="txAdvice" pointcut-ref="pointCut" />
</aop:config>
<!-- 開始聲明式事務(事物注解) -->
<tx:annotation-driven transaction-manager="transactionManager" />
</beans>
創建spring-mvc.xml配置如下
<?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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd">
<!-- 自動將控制器加載到bean -->
<context:component-scan base-package="com.frame.controller" />
<!-- 配置視圖解析器 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver">
<property name="prefix" value="/views/" />
<property name="suffix" value=".jsp" />
<!-- 可為空,方便實現自已的依據擴展名來選擇視圖解釋類的邏輯 -->
<property name="viewClass" value="org.springframework.web.servlet.view.JstlView" />
</bean>
<!-- 返回json 需導入 jackson-annotations.jar,jackson-core.jar,jackson-databind.jar -->
<!-- 通過處理器映射DefaultAnnotationHandlerMapping來開啟支持@Controller注解 -->
<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping" />
<!-- 通過處理器適配器AnnotationMethodHandlerAdapter來開啟支持@RequestMapping注解 -->
<bean class="org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter">
<property name="messageConverters">
<list>
<!-- 配置返回字符串編碼 -->
<bean
class="org.springframework.http.converter.StringHttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html; charset=UTF-8</value>
<value>application/json;charset=UTF-8</value>
</list>
</property>
</bean>
<!-- 配置 json 轉換器 -->
<bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
<property name="supportedMediaTypes">
<list>
<value>text/html; charset=UTF-8</value>
<value>application/json;charset=UTF-8</value>
</list>
</property>
</bean>
</list>
</property>
</bean>
</beans>
五、在src/main/resources下創建mybatis/**/*Mapper.xml模板
用于撰寫mybatis執行sql的語句
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
<mapper namespace="com.frame.mapper.DemoMapper">
<select id="getTest" resultType="java.util.Map">
SELECT * FROM TB_TEST
</select>
</mapper>
五、在src/main/java下創建com.frame.*測試類
創建service接口
package com.frame.service;
public interface DemoService {
void test();
}
創建service業務層實現類
package com.frame.service.impl;
import org.mybatis.spring.SqlSessionTemplate;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.frame.service.DemoService;
@Service("demoService")
public class DemoServiceImpl implements DemoService {
@Autowired
private SqlSessionTemplate sqlSessionTemplate;
// mybatis sql模板的命名空間
private static final String NAMESPACE = "com.frame.mapper.DemoMapper";
@Override
public void test() {
System.out.println("返回查詢結果集 -> " + sqlSessionTemplate.selectList(NAMESPACE + ".getTest")); // 查詢結果集
}
}
創建controller控制器
package com.frame.controller;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import com.frame.service.DemoService;
@Controller
public class DemoController {
@Autowired
private DemoService demoService;
@RequestMapping("/hello")
public String hello() {
System.out.println("執行hello控制器方法");
// 調用業務層執行查詢操作
demoService.test();
return "hello";
}
}
六、在webapp下創建views/*.jsp頁面
創建index.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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>
This is index page.
</body>
</html>
創建hello.jsp
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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>
<h1>Hello World!</h1>
</body>
</html>
七、部署項目并啟動服務(Jetty/Tomcat)
6.png
服務啟動成功后輸入地址http://localhost:8888/ssm/hello進行測試,頁面將展示Hello World!字樣,控制臺輸入如下信息
執行hello控制器方法
返回查詢結果集 -> [{ID=1ba6d11d2639401ebf63c00c5ae7c2a0, NAME=SSM, TYPE=FRAME}]
到此整個框架就搭建完成了,接下來即可進入開發階段,如果感覺不錯請分享出去。