Maven(Idea)
配置 Maven 环境(Mac)
下载 Maven(zip)
将解压后的文件夹放到能找到的地方
例如
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| /Users/yuxinheng/Documents/Tools/apache-maven-3.8.7
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编辑配置文件
编辑配置文件
配置文件中添加
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| export M2_HOME=/Users/yuxinheng/Documents/tools/apache-maven-3.8.7 export PATH=$PATH:$M2_HOME/bin
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退出后重载配置文件
配置本地仓库
在刚刚解压的文件夹中新建一个 maven-repo 的文件夹
修改配置文件
apache-maven-3.8.7/conf/setting.xml 中添加
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| <localRepository>/Users/user/.m2</localRepository>
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配置阿里云加速(在上一步文件中添加)
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| <mirror> <id>nexus-aliyun</id> <mirrorOf>*,!jeecg,!jeecg-snapshots</mirrorOf> <name>nexus aliyun</name> <url>http://maven.aliyun.com/nexus/content/groups/public</url> </mirror>
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Maven 命令
命令格式
执行 plugin-name
插件的 goal-name
目标
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| $mvn [plugin-name]:[goal-name]
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常用命令
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| $mvn -version $mvn compile $mvn clean $mvn test $mvn package $mvn install $mvn deploy $mvn site $mvn eclipse:eclipse $mvn dependency:tree $mvn archetype:generate $mvn tomcat7:run $mvn jetty:run
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手动创建 Maven 项目
手动创建文件
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| maven-1 ├── pom.xml └── src ├── main │ ├── java │ │ └── com │ │ └── itbean │ │ └── Demo.java │ └── resources └── test ├── java │ └── com │ └── itbean │ └── DemoTest.java └── resources
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修改 pom.xml
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| <?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>org.itbean</groupId> <artifactId>project2</artifactId> <version>1.0-SNAPSHOT</version>
<properties> <maven.compiler.source>19</maven.compiler.source> <maven.compiler.target>19</maven.compiler.target> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> </properties>
<dependencies> <dependency> <groupId>junit</groupId> <artifactId>junit</artifactId> <version>4.13.2</version> <scope>test</scope> </dependency> </dependencies> </project>
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编写 java 类(Demo.java)
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| package com.itbean.demo;
public class Demo { public static void main(String[] args) { System.out.println("Hello World"); System.out.println("Hello Maven"); } }
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编译&运行
编译
运行 main 方法
命令
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| $mvn exec:java -Dexec.mainClass="[package].[class]"
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- package:main 方法所在包
- class:main 方法所在类(不加
.java
)

Idea 创建 Maven 项目
Idea 设置 Maven
Pom 标签大全
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| <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/4.0.0http://maven.apache.org/maven-v4_0_0.xsd"> <parent> <artifactId /> <groupId /> <version /> <relativePath /> </parent> <modelVersion>4.0.0</modelVersion> <groupId>asia.banseon</groupId> <artifactId>banseon-maven2</artifactId> <packaging>jar</packaging> <version>1.0-SNAPSHOT</version> <name>banseon-maven</name> <url>http://www.baidu.com/banseon</url> <description>A maven project to study maven.</description> <prerequisites> <maven /> </prerequisites> <issueManagement> <system>jira</system> <url>http://jira.baidu.com/banseon</url> </issueManagement> <ciManagement> <system /> <url /> <notifiers> <notifier> <type /> <sendOnError /> <sendOnFailure /> <sendOnSuccess /> <sendOnWarning /> <address /> <configuration /> </notifier> </notifiers> </ciManagement> <inceptionYear /> <mailingLists> <mailingList> <name>Demo</name> <post>banseon@126.com</post> <subscribe>banseon@126.com</subscribe> <unsubscribe>banseon@126.com</unsubscribe> <archive>http:/hi.baidu.com/banseon/demo/dev/</archive> </mailingList> </mailingLists> <developers> <developer> <id>HELLO WORLD</id> <name>banseon</name> <email>banseon@126.com</email> <url /> <roles> <role>Project Manager</role> <role>Architect</role> </roles> <organization>demo</organization> <organizationUrl>http://hi.baidu.com/banseon</organizationUrl> <properties> <dept>No</dept> </properties> <timezone>-5</timezone> </developer> </developers> <contributors> <contributor> <name /> <email /> <url /> <organization /> <organizationUrl /> <roles /> <timezone /> <properties /> </contributor> </contributors> <licenses> <license> <name>Apache 2</name> <url>http://www.baidu.com/banseon/LICENSE-2.0.txt</url> <distribution>repo</distribution> <comments>A business-friendly OSS license</comments> </license> </licenses> <scm> <connection> scm:svn:http://svn.baidu.com/banseon/maven/banseon/banseon-maven2-trunk(dao-trunk) </connection> <developerConnection> scm:svn:http://svn.baidu.com/banseon/maven/banseon/dao-trunk </developerConnection> <tag /> <url>http://svn.baidu.com/banseon</url> </scm> <organization> <name>demo</name> <url>http://www.baidu.com/banseon</url> </organization> <build> <sourceDirectory /> <scriptSourceDirectory /> <testSourceDirectory /> <outputDirectory /> <testOutputDirectory /> <extensions> <extension> <groupId /> <artifactId /> <version /> </extension> </extensions> <defaultGoal /> <resources> <resource> <targetPath /> <filtering /> <directory /> <includes /> <excludes /> </resource> </resources> <testResources> <testResource> <targetPath /> <filtering /> <directory /> <includes /> <excludes /> </testResource> </testResources> <directory /> <finalName /> <filters /> <pluginManagement> <plugins> <plugin> <groupId /> <artifactId /> <version /> <extensions /> <executions> <execution> <id /> <phase /> <goals /> <inherited /> <configuration /> </execution> </executions> <dependencies> <dependency> ...... </dependency> </dependencies> <inherited /> <configuration /> </plugin> </plugins> </pluginManagement> <plugins> <plugin> <groupId /> <artifactId /> <version /> <extensions /> <executions> <execution> <id /> <phase /> <goals /> <inherited /> <configuration /> </execution> </executions> <dependencies> <dependency> ...... </dependency> </dependencies> <goals /> <inherited /> <configuration /> </plugin> </plugins> </build> <profiles> <profile> <id /> <activation> <activeByDefault /> <jdk /> <os> <name>Windows XP</name> <family>Windows</family> <arch>x86</arch> <version>5.1.2600</version> </os> <property> <name>mavenVersion</name> <value>2.0.3</value> </property> <file> <exists>/usr/local/hudson/hudson-home/jobs/maven-guide-zh-to-production/workspace/ </exists> <missing>/usr/local/hudson/hudson-home/jobs/maven-guide-zh-to-production/workspace/ </missing> </file> </activation> <build> <defaultGoal /> <resources> <resource> <targetPath /> <filtering /> <directory /> <includes /> <excludes /> </resource> </resources> <testResources> <testResource> <targetPath /> <filtering /> <directory /> <includes /> <excludes /> </testResource> </testResources> <directory /> <finalName /> <filters /> <pluginManagement> <plugins> <plugin> <groupId /> <artifactId /> <version /> <extensions /> <executions> <execution> <id /> <phase /> <goals /> <inherited /> <configuration /> </execution> </executions> <dependencies> <dependency> ...... </dependency> </dependencies> <goals /> <inherited /> <configuration /> </plugin> </plugins> </pluginManagement> <plugins> <plugin> <groupId /> <artifactId /> <version /> <extensions /> <executions> <execution> <id /> <phase /> <goals /> <inherited /> <configuration /> </execution> </executions> <dependencies> <dependency> ...... </dependency> </dependencies> <goals /> <inherited /> <configuration /> </plugin> </plugins> </build> <modules /> <repositories> <repository> <releases> <enabled /> <updatePolicy /> <checksumPolicy /> </releases> <snapshots> <enabled /> <updatePolicy /> <checksumPolicy /> </snapshots> <id /> <name /> <url /> <layout /> </repository> </repositories> <pluginRepositories> <pluginRepository> <releases> <enabled /> <updatePolicy /> <checksumPolicy /> </releases> <snapshots> <enabled /> <updatePolicy /> <checksumPolicy /> </snapshots> <id /> <name /> <url /> <layout /> </pluginRepository> </pluginRepositories> <dependencies> <dependency> ...... </dependency> </dependencies> <reports /> <reporting> ...... </reporting> <dependencyManagement> <dependencies> <dependency> ...... </dependency> </dependencies> </dependencyManagement> <distributionManagement> ...... </distributionManagement> <properties /> </profile> </profiles> <modules /> <repositories> <repository> <releases> <enabled /> <updatePolicy /> <checksumPolicy /> </releases> <snapshots> <enabled /> <updatePolicy /> <checksumPolicy /> </snapshots> <id>banseon-repository-proxy</id> <name>banseon-repository-proxy</name> <url>http://192.168.1.169:9999/repository/</url> <layout>default</layout> </repository> </repositories> <pluginRepositories> <pluginRepository> ...... </pluginRepository> </pluginRepositories> <dependencies> <dependency> <groupId>org.apache.maven</groupId> <artifactId>maven-artifact</artifactId> <version>3.8.1</version>
<type>jar</type> <classifier></classifier>
<scope>test</scope> <systemPath></systemPath> <exclusions> <exclusion> <artifactId>spring-core</artifactId> <groupId>org.springframework</groupId> </exclusion> </exclusions> <optional>true</optional> </dependency> </dependencies> <reports></reports> <reporting> <excludeDefaults /> <outputDirectory /> <plugins> <plugin> <groupId /> <artifactId /> <version /> <inherited /> <configuration /> <reportSets> <reportSet> <id /> <configuration /> <inherited /> <reports /> </reportSet> </reportSets> </plugin> </plugins> </reporting> <dependencyManagement> <dependencies> <dependency> ...... </dependency> </dependencies> </dependencyManagement> <distributionManagement> <repository> <uniqueVersion /> <id>banseon-maven2</id> <name>banseon maven2</name> <url>file://${basedir}/target/deploy</url> <layout /> </repository> <snapshotRepository> <uniqueVersion /> <id>banseon-maven2</id> <name>Banseon-maven2 Snapshot Repository</name> <url>scp://svn.baidu.com/banseon:/usr/local/maven-snapshot</url> <layout /> </snapshotRepository> <site> <id>banseon-site</id> <name>business api website</name> <url> scp://svn.baidu.com/banseon:/var/www/localhost/banseon-web </url> </site> <downloadUrl /> <relocation> <groupId /> <artifactId /> <version /> <message /> </relocation> <status /> </distributionManagement> <properties /> </project>
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创建 Maven 项目
Maven 创建 Java 项目
创建项目
新建项目
新建模块

Maven 创建 Web 项目
Maven 构件多模块项目
以四个模块为例搭建项目
- maven_parent:基模块(pom)
- maven_dao:数据库访问层(jar)
- maven_service:项目的业务逻辑层(jar)
- maven_controller:用来接收请求,响应数据(war)