一、首先进行环境的准备 1.创建数据库 2.创建项目 依赖包如下 <?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.heima</groupId> <artifactId>heima-leadnews</artifactId> <packaging>pom</packaging> <version>1.0-SNAPSHOT</version> <modules> <module>heima-leadnews-common</module>...