maven的基本使用

1. 去官网下载安装
   
2. 配置环境变量
   
   
3. 设置本地仓库存放的路径
   
4. 设置阿里镜像源
   
5. idea中maven的基本使用
   5.1
   5.2
   5.3
   5.4
   5.5
   5.6
   5.7 项目创建成功后，记得看一下设置中idea中maven的设置，因为有的项目idea会默认使用自带的maven
   
   5.8
   5.9 不使用maven的模板创建maven项目
   
   5.10
   
   5.11 在之前用模板创建的maven的javaweb项目中补全文件夹
   
6. 配置tomcat
   6.1
   6.2
   6.3
   6.4 选择第一个即可
   6.5
   6.6
   
7. idea中maven窗口
   
8. pom核心文件

<?xml version="1.0" encoding="UTF-8"?>
<!-- maven版本和头文件 -->
<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>
<!--这里就是我们配置的gav -->
  <groupId>com.daweiguo</groupId>
  <artifactId>maven_use</artifactId>
  <version>1.0-SNAPSHOT</version>
<!--  打包方式-->
<!--  jar是java应用-->
<!--  war是javaweb应用-->
  <packaging>war</packaging>

  <name>maven_use Maven Webapp</name>
  <!-- FIXME change it to the project's website -->
  <url>http://www.example.com</url>
<!--配置-->
  <properties>
<!-- 项目的默认构建编码   -->
    <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!--    编码版本 -->
    <maven.compiler.source>1.7</maven.compiler.source>
    <maven.compiler.target>1.7</maven.compiler.target>
  </properties>
<!-- 项目依赖-->
  <dependencies>
    <dependency>
      <groupId>junit</groupId>
      <artifactId>junit</artifactId>
      <version>4.11</version>
      <scope>test</scope>
    </dependency>
  </dependencies>

<!--  项目构建用的东西-->
  <build>
<!--    在build中配置resources，来配置我们资源导出失败的问题-->
    <resources>
      <resource>
        <directory>src/main/resources</directory>
        <excludes>
          <exclude>**/*.properties</exclude>
          <exclude>**/*.xml</exclude>
        </excludes>
        <filtering>false</filtering>
      </resource>
      <resource>
        <directory>src/main/java</directory>
        <includes>
          <include>**/*.properties</include>
          <include>**/*.xml</include>
        </includes>
        <filtering>false</filtering>
      </resource>
    </resources>

    <finalName>maven_use</finalName>
    <pluginManagement><!-- lock down plugins versions to avoid using Maven defaults (may be moved to parent pom) -->
      <plugins>
        <plugin>
          <artifactId>maven-clean-plugin</artifactId>
          <version>3.1.0</version>
        </plugin>
        <!-- see http://maven.apache.org/ref/current/maven-core/default-bindings.html#Plugin_bindings_for_war_packaging -->
        <plugin>
          <artifactId>maven-resources-plugin</artifactId>
          <version>3.0.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-compiler-plugin</artifactId>
          <version>3.8.0</version>
        </plugin>
        <plugin>
          <artifactId>maven-surefire-plugin</artifactId>
          <version>2.22.1</version>
        </plugin>
        <plugin>
          <artifactId>maven-war-plugin</artifactId>
          <version>3.2.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-install-plugin</artifactId>
          <version>2.5.2</version>
        </plugin>
        <plugin>
          <artifactId>maven-deploy-plugin</artifactId>
          <version>2.8.2</version>
        </plugin>
      </plugins>
    </pluginManagement>
  </build>
</project>