簡單創建一個springboot工程
pom.xml
<?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>
<!--繼承spring-boot-starter-parent,要成為一個spring boot項目,首先就必須在pom.xml中繼承spring-boot-starter-parent,同時指定其版本-->
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>1.5.2.RELEASE</version>
<relativePath/> <!-- lookup parent from repository -->
</parent>
<groupId>com.example</groupId>
<artifactId>demo</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>demo</name>
<description>Demo project for Spring Boot</description>
<!-- 環境參數,在普通maven項目中,需要在pom.xml中配置插件來修改jdk版本,utf-8編碼等環境參數,在spring boot中則更加簡單。
在eclipse中按ctrl+左鍵點擊上面的spring-boot-starter-parent,查看其源碼 -->
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding><!-- 編譯字符編碼為utf-8 -->
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding><!-- 輸出字符編碼為UTF-8 -->
<java.version>1.8</java.version><!-- jdK版本 -->
</properties>
<dependencies>
<!--核心依賴,包括auto-configuration , logging和YAML。-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
</dependency>
<!-- 測試 -->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
<!--springmvc,代表web模塊,在這個模塊中含了許多JAR包,有spring相關的jar,內置tomcat服務器,jackson等,這些web項目中常用的的功能都會自動引入-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<!--數據庫連接池-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-jdbc</artifactId>
</dependency>
<!--mybatis-->
<dependency>
<groupId>org.mybatis.spring.boot</groupId>
<artifactId>mybatis-spring-boot-starter</artifactId>
<version>1.3.1</version>
</dependency>
<!--Spring boot熱部署-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-devtools</