SpringBoot框架搭建

 SpringBoot几乎集成了SpringMVC的所有内容，以及tomcat容器，同时去除了繁复的xml配置文件，开发起来十分方便；页面配合thymeleaf模板渲染也是非常简单，如果是前后端分离的项目，那么SpringBoot就专门负责提供restful风格的api接口，通过json格式与前端进行数据交互。

下面是pom.xml里面相关依赖：

<?xml version="1.0" encoding="UTF-8"?>
<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.test</groupId>
    <artifactId>demo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <modules>
        <module>common</module>
        <module>web</module>
    </modules>
    <packaging>pom</packaging>

    <name>demo</name>
    <description>a project for Spring Boot</description>

    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>1.5.1.RELEASE</version>
        <relativePath/>
    </parent>

    <properties>
        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
        <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
        <java.version>1.8</java.version>
    </properties>

    <dependencies>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter</artifactId>
            <exclusions>
                <exclusion>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-starter-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-devtools</artifactId>
            <optional>true</optional>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-thymeleaf</artifactId>
        </dependency>

        <dependency>
            <groupId>org.apache.tomcat</groupId>
            <artifactId>tomcat-jdbc</artifactId>
            <version>7.0.47</version>
        </dependency>

        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-tx</artifactId>
            <version>4.3.6.RELEASE</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-jdbc</artifactId>
            <version>4.3.6.RELEASE</version>
        </dependency>

        <dependency>
            <groupId>mysql</groupId>
            <artifactId>mysql-connector-java</artifactId>
        </dependency>

        <dependency>
            <groupId>org.mybatis.spring.boot</groupId>
            <artifactId>mybatis-spring-boot-starter</artifactId>
            <version>1.1.1</version>
        </dependency>
     
        <dependency>
            <groupId>net.sf.json-lib</groupId>
            <artifactId>json-lib</artifactId>
            <version>2.4</version>
            <classifier>jdk15</classifier>
            <exclusions>
                <exclusion>
                    <groupId>commons-logging</groupId>
                    <artifactId>commons-logging</artifactId>
                </exclusion>
            </exclusions>
        </dependency>

        <dependency>
            <groupId>commons-httpclient</groupId>
            <artifactId>commons-httpclient</artifactId>
            <version>3.0.1</version>
        </dependency>

        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-slf4j-impl</artifactId>
            <version>2.4.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-api</artifactId>
            <version>2.4.1</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-core</artifactId>
            <version>2.4.1</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>jcl-over-slf4j</artifactId>
            <version>1.7.12</version>
        </dependency>

    </dependencies>

    <build>
        <finalName>demo</finalName>
        <resources>
            <resource>
                <directory>src/main/resources</directory>
                <excludes>
                    <exclude>application-dev.properties</exclude>
                    <exclude>application-prod.properties</exclude>
                    <exclude>application.properties</exclude>
                </excludes>
                <filtering>true</filtering>
            </resource>
            <resource>
                <filtering>true</filtering>
                <directory>src/main/resources</directory>
                <includes>
                    <include>application-${environment}.properties</include>
                    <include>application.properties</include>
                </includes>
            </resource>
        </resources>
    </build>

    <profiles>
        <profile>
            <id>dev</id>
            <properties>
                <environment>dev</environment>
            </properties>
            <activation>
                <activeByDefault>true</activeByDefault>
            </activation>
        </profile>
        <profile>
            <id>prod</id>
            <properties>
                <environment>prod</environment>
            </properties>
        </profile>

    </profiles>
</project>

下面是SpringBoot的启动配置文件application.properties：

spring.thymeleaf.cache=false
server.port=8021
server.context-path=/demo

spring.datasource.url=jdbc:mysql://localhost:3306/demo?characterEncoding=utf8&useSSL=false
spring.datasource.username=root
spring.datasource.password=XXX
spring.datasource.driver-class-name=com.mysql.jdbc.Driver

下面是SpringBoot的启动类：

package com.test.demo.web;
import com.test.demo.web.filter.AccessFilter;
import com.test.demo.web.interceptor.AccessInterceptor;
import org.apache.ibatis.session.SqlSessionFactory;
import org.mybatis.spring.SqlSessionFactoryBean;
import org.mybatis.spring.annotation.MapperScan;
import org.mybatis.spring.boot.autoconfigure.SpringBootVFS;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.boot.web.servlet.FilterRegistrationBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.io.support.PathMatchingResourcePatternResolver;
import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.PlatformTransactionManager;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurerAdapter;

import javax.sql.DataSource;

@SpringBootApplication(scanBasePackages = "com.test.demo")
@MapperScan("com.test.demo.common.dao")
@Configuration
public class WebApplication {  @Bean
    @ConfigurationProperties(prefix = "spring.datasource")
    public DataSource dataSource() {
        return new org.apache.tomcat.jdbc.pool.DataSource();
    }

    // 提供SqlSession
    @Bean
    public SqlSessionFactory sqlSessionFactoryBean() throws Exception {
        SqlSessionFactoryBean sqlSessionFactoryBean = new SqlSessionFactoryBean();
        sqlSessionFactoryBean.setDataSource(dataSource());
        PathMatchingResourcePatternResolver resolver = new PathMatchingResourcePatternResolver();
        sqlSessionFactoryBean.setVfs(SpringBootVFS.class);
        sqlSessionFactoryBean.setTypeAliasesPackage("com.test.demo.common.model");
        sqlSessionFactoryBean.setMapperLocations(resolver.getResources("classpath:/mapper/*.xml"));
        return  sqlSessionFactoryBean.getObject();
    }

    // 事务配置
    @Bean
    public PlatformTransactionManager transactionManager() {
        return new DataSourceTransactionManager(dataSource());
    }

    // 主启动函数
    public static void main(String[] args) {
        SpringApplication.run(WebApplication.class, args);
    }

    // 过滤器配置
    @Bean
    public FilterRegistrationBean someFilterRegistration() {
        FilterRegistrationBean registration = new FilterRegistrationBean();
        AccessFilter accessFilter = new AccessFilter();
        registration.setFilter(accessFilter);
        registration.addUrlPatterns("/admin/*");
        registration.setName("accessFilter");
        return registration;
    }

    // 拦截器配置
    @Configuration
    public class addInterceptor extends WebMvcConfigurerAdapter {
        public void addInterceptors(InterceptorRegistry registry) {
            registry.addInterceptor(new AccessInterceptor()).addPathPatterns("/admin/**");
        }
    }

}

参考链接：

SpringBoot之部署以及Maven打包切换环境：https://my.oschina.net/wangnian/blog/714719

spring boot 配置Filter过滤器：http://blog.csdn.net/mzh1992/article/details/53895613

拦截器配置：http://www.jianshu.com/p/f14ed6ca4e56 http://elim.iteye.com/blog/1750680

springboot事件监听：http://www.tuicool.com/articles/yaUjqmZ 

springboot事件发布及订阅：http://www.xue163.com/2886/1/28869729.html

MyBatis无法扫描Spring Boot别名的Bug：http://blog.csdn.net/rainbow702/article/details/63255736